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xi | |
About the editors |
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xv | |
Preface |
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xvii | |
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1 Sources of silicon and nano-silicon in soils and plants |
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1 | (16) |
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1 | (1) |
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1.2 Sources of silicon and nano-silicon in soils |
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2 | (3) |
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1.2.1 Silicon in soils and its forms |
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2 | (2) |
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1.2.2 Silicon cycle in soil and its bioavailability |
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4 | (1) |
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1.3 Nano-silicon role in soils |
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5 | (1) |
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1.4 Silicon and nano-silicon in plants |
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6 | (4) |
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1.4.1 Silicon role and its mechanism in plants |
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6 | (2) |
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1.4.2 Nano-silicon and its role in plants |
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8 | (2) |
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10 | (7) |
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10 | (1) |
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10 | (7) |
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2 Silicon and nano-silicon: New frontiers of biostimulants for plant growth and stress amelioration |
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17 | (20) |
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17 | (1) |
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2.2 Prospect of silicon and nano-silicon as biostimulants |
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18 | (1) |
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2.3 Silicon: an underestimated element for plant growth |
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19 | (5) |
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2.3.1 Silicon in plant growth and development |
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20 | (1) |
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2.3.2 Role of silicon in stress alleviation |
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21 | (3) |
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2.4 Emerging role of nano-silicon |
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24 | (4) |
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2.4.1 Nano-silicon in plant growth and development |
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24 | (1) |
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2.4.2 Role of nano-silicon in stress alleviation |
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25 | (3) |
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2.5 Crosstalk with phytohormones for the elicitation of enhanced tolerance |
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28 | (2) |
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2.6 Molecular mechanism of the alleviation of stress by silicon and nano-silicon |
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30 | (1) |
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2.7 Conclusions, current status, and future perspectives |
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31 | (6) |
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31 | (1) |
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31 | (1) |
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31 | (6) |
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3 Silicon uptake, acquisition, and accumulation in plants |
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37 | (6) |
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37 | (1) |
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3.1.1 Si in soil and plant |
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37 | (1) |
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3.2 Silicon uptake, acquisition, and accumulation in higher plants |
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37 | (3) |
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3.2.1 Si uptake by root system |
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38 | (1) |
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3.2.2 Si transport in vascular tissue |
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39 | (1) |
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3.3 Si accumulation and deposition in different parts of plant |
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40 | (1) |
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3.4 Conclusion and future perspective |
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40 | (3) |
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40 | (3) |
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4 Biological function of silicon in a grassland ecosystem |
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43 | (12) |
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43 | (1) |
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4.2 Silicon distribution in meadow plants |
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44 | (1) |
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4.3 Silicon in relation to plant community structure in alpine meadow |
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45 | (2) |
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4.4 Silicon in relation to plant carbon, nitrogen and phosphorus concentration |
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47 | (1) |
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4.5 Silicon in relation to plant physiological aspects in presence of N-fertilization |
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48 | (2) |
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4.6 Conclusions and perspective |
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50 | (5) |
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51 | (1) |
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51 | (4) |
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5 Use of silicon and nano-silicon in agro-biotechnologies |
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55 | (12) |
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Amanda Carolina Prado De Moraes |
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55 | (1) |
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5.2 Silicon for plant health |
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55 | (1) |
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56 | (5) |
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5.3.1 Nano-silicon as nanoregulators, nanopesticides, and nanofertilizers |
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57 | (2) |
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5.3.2 Nano-silicon as delivery systems |
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59 | (1) |
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5.3.3 Nano-silicon associated with plant growth-promoting bacteria |
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60 | (1) |
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5.4 Conclusions and perspectives |
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61 | (6) |
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61 | (1) |
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61 | (6) |
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6 The genetics of silicon accumulation in plants |
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67 | (10) |
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Libia Fernanda Gomez-Trejo |
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Hugo Fernando Escobar-Sepulveda |
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Fernando Carlos Gomez-Merino |
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67 | (1) |
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6.2 Genetic and molecular basis of Si uptake and movement of Si within plant cells |
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68 | (2) |
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6.3 Distribution of Lsi channels and Silp1 proteins in plants |
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70 | (1) |
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71 | (6) |
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72 | (5) |
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7 Silicon-mediated modulations of genes and secondary metabolites in plants |
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77 | (14) |
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77 | (1) |
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7.2 Overview and assortment of plant secondary metabolites |
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78 | (1) |
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7.3 Stress and protection reactions in relation to the secondary metabolites production |
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79 | (1) |
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7.4 Silicon modulation of secondary metabolism within stress condition |
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80 | (2) |
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7.5 Silicon-mediated expression of transcription factors and some associated secondary metabolite responsive genes |
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82 | (2) |
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7.6 Conclusion and perspective |
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84 | (7) |
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85 | (6) |
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8 Silicon improves salinity tolerance in crop plants: Insights into photosynthesis, defense system, and production of phytohormones |
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91 | (14) |
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91 | (1) |
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8.2 Salinity-induced injuries in plants |
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92 | (1) |
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8.2.1 Osmotic injury in plants |
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92 | (1) |
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8.2.2 Specific ion toxicity |
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92 | (1) |
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8.3 Regulatory role of Si to mitigate salt stress |
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93 | (6) |
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8.3.1 Silicon-induced salt tolerance and photosynthesis restoration |
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94 | (3) |
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8.3.2 Si and enhancement of phytohormones |
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97 | (1) |
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8.3.3 Role of Si in strengthening antioxidant defense system of plants |
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98 | (1) |
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8.4 Conclusion and future prospects |
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99 | (6) |
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99 | (6) |
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9 Nanosilicon-mediated salt stress tolerance in plants |
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105 | (16) |
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105 | (1) |
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9.2 Effect of salt stress on plants |
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105 | (3) |
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9.3 Silicon: a beneficial nutrient in saline agriculture |
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108 | (1) |
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9.4 Nanosilica: types, sources, synthesis, and uptake mechanism |
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109 | (2) |
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9.4.1 Types of nanosilica |
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109 | (1) |
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9.4.2 Nanosilica, sources, and synthesis |
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110 | (1) |
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9.4.3 Absorption pathways of nanosilica |
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110 | (1) |
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9.5 Chemistry of nano-Si in salt-contaminated soil |
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111 | (1) |
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9.5.1 The fate of SiNPs in soil |
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111 | (1) |
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9.5.2 Transportation assimilation and intertissue dynamics of nano-Si in plants |
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112 | (1) |
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9.6 Nano-Si-mediated tolerance in plants under salinity stress |
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112 | (2) |
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9.6.1 Physiological modulation |
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112 | (1) |
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9.6.2 Biochemical effects |
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112 | (2) |
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114 | (1) |
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114 | (1) |
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115 | (6) |
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115 | (6) |
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10 Silicon- and nanosilicon-mediated drought and waterlogging stress tolerance in plants |
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121 | (32) |
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121 | (1) |
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10.2 Drought and waterlogging stress definition and forms |
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122 | (1) |
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10.3 Ecological grouping of plant according to drought and waterlogging stress tolerance |
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122 | (1) |
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10.4 Response of plant physiology, biochemistry, and molecular biology of drought and waterlogging stress tolerance in plants |
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122 | (3) |
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10.4.1 Physiological response to drought stress |
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123 | (1) |
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10.4.2 Molecular response to drought stress |
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123 | (1) |
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123 | (1) |
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10.4.4 Physiological response to waterlogging |
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124 | (1) |
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10.4.5 Biochemical changes under waterlogging |
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124 | (1) |
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10.4.6 Molecular response to waterlogging |
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124 | (1) |
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10.5 Effect of drought and waterlogging stress on plant and yield components |
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125 | (2) |
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10.5.1 Morphological and anatomical changes |
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125 | (1) |
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10.5.2 Morphological and anatomical changes to waterlogging stress |
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126 | (1) |
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10.5.3 Effect of drought on nutritional status |
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127 | (1) |
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10.5.4 Effect of waterlogging on nutritional status |
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127 | (1) |
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10.6 Mechanisms of drought and waterlogging stress in plants |
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127 | (3) |
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10.6.1 Signaling and stomatal behavior |
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128 | (1) |
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10.6.2 Mechanisms of drought resistance |
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129 | (1) |
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10.6.3 Mechanisms of resistance to waterlogging |
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130 | (1) |
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10.7 Role of silicon and nanosilicon in alleviating the deleterious effect of drought and waterlogging stress |
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130 | (2) |
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10.8 Mechanisms of silicon- and nanosilicon-mediated drought and waterlogging stress tolerance in plants |
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132 | (7) |
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10.9 Conclusion and future perspectives |
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139 | (14) |
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139 | (1) |
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139 | (14) |
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11 Silicon and nanosilicon mediated heat stress tolerance in plants |
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153 | (8) |
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153 | (1) |
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11.2 Silicon dynamics and distribution in plants |
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153 | (1) |
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11.3 Nanosilicon and plants |
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153 | (1) |
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11.4 Use of nanosilicon to promote plant growth and heat stress tolerance |
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154 | (1) |
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11.5 Role of silicon and nanosilicon particles in improving heat stress endurance |
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154 | (1) |
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11.6 Regulation of antioxidant activities by silicon in crop plants under heat stress |
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155 | (1) |
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11.7 Mechanisms of silicon-mediated amelioration of heat stress in plants |
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155 | (2) |
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11.8 Silicon and nanosilicon against several plant diseases |
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157 | (4) |
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157 | (4) |
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12 Silicon-mediated cold stress tolerance in plants |
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161 | (20) |
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161 | (3) |
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12.1.1 Chilling injury in plants |
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161 | (1) |
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12.1.2 Freezing injury in plants |
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161 | (1) |
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162 | (1) |
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12.1.4 Cold sensing and signaling |
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162 | (2) |
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12.2 Mitigation of low-temperature stress by Si |
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164 | (10) |
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12.2.1 Water relations and photosynthesis under cold stress affected by Si |
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165 | (1) |
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12.2.2 Cold stress and ROS metabolism affected by Si |
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165 | (1) |
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12.2.3 Accumulation of the low-molecular weight compounds under cold stress affected by Si |
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166 | (2) |
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12.2.4 Hormone signaling under cold stress affected by Si |
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168 | (1) |
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12.2.5 Mineral nutrition of plants under cold stress affected by Si |
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169 | (1) |
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12.2.6 Phenolics metabolism under cold stress affected by Si |
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169 | (1) |
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12.2.7 Modifications in cell wall properties under cold stress affected by Si |
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170 | (1) |
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12.2.8 Lignification under cold stress affected by Si |
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171 | (1) |
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12.2.9 Contribution of apoplast to the cold tolerance affected by Si |
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172 | (2) |
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174 | (7) |
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174 | (1) |
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174 | (7) |
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13 Silicon and nano-silicon mediated heavy metal stress tolerance in plants |
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181 | (12) |
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181 | (1) |
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13.2 Heavy metals: Functions, effects, and classification based on necessity |
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181 | (2) |
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13.3 Silicon/nano-silicon plays a vital role in the alleviation of heavy metals toxicity in plants |
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183 | (5) |
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13.3.1 Silicon/nano-silicon mechanisms to ameliorate potentially toxic metals stress in plants |
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183 | (5) |
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188 | (5) |
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188 | (5) |
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14 Silicon- and nanosilicon-mediated disease resistance in crop plants |
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193 | (14) |
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193 | (1) |
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14.2 Role of Si and nano-Si in mitigating plant stresses |
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194 | (2) |
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14.2.1 Role of Si in alleviating biotic stress |
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194 | (2) |
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14.2.2 Role of nano-Si in alleviating biotic stress |
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196 | (1) |
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14.3 Disease resistance modulation by Si |
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196 | (4) |
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14.3.1 Physical mechanisms |
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196 | (1) |
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14.3.2 Si-mediated biochemical resistance mechanism |
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197 | (2) |
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14.3.3 Gene alteration (molecular mechanisms) |
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199 | (1) |
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14.3.4 Nanosilicon mediated mechanisms for disease resistance |
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200 | (1) |
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14.4 Conclusion and future perspective |
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200 | (7) |
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201 | (6) |
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15 Silicon and nanosilicon mitigate nutrient deficiency under stress for sustainable crop improvement |
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207 | (12) |
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207 | (1) |
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15.2 Silicon and nanosilicon application in soil and plants |
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208 | (1) |
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15.3 Silicon/nano-Si and micronutrients |
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208 | (3) |
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208 | (1) |
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209 | (1) |
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210 | (1) |
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211 | (1) |
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15.4 Si/nSi-mediated alleviation of heavy metal stress in plants |
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211 | (2) |
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15.5 Conclusion and future prospective |
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213 | (6) |
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213 | (1) |
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214 | (1) |
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214 | (5) |
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16 Silicon as a natural plant guard against insect pests |
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219 | (10) |
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219 | (1) |
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16.2 Effect of Si on host plant selection for oviposition and feeding |
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220 | (1) |
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16.3 Si physical defense against herbivores |
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220 | (1) |
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16.4 Effect of Si on palatability and digestibility |
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221 | (1) |
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16.5 Effect of Si on biology, feeding behavior, and performance of insects |
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222 | (1) |
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16.6 Effect of Si on natural enemies and tritrophic interaction |
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222 | (1) |
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16.7 Commercial sources of Si and their induced resistance against herbivory |
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223 | (1) |
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16.8 Combined effect of Si with other amendments and plant growth regulators |
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224 | (1) |
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16.9 Conclusions and future prospects |
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224 | (5) |
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224 | (5) |
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17 Recent developments in silica-nanoparticles mediated insect pest management in agricultural crops |
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229 | (12) |
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229 | (1) |
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229 | (3) |
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17.2.1 Chemical synthesis |
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230 | (1) |
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17.2.2 Biological synthesis |
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231 | (1) |
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17.3 Uptake and deposition of SiNPs |
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232 | (1) |
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17.4 SiNPs versus conventional insecticides in insect pest management |
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232 | (2) |
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17.4.1 SiNPs and biocontrol agents |
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234 | (1) |
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17.5 SiNPs in tri-trophic interactions |
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234 | (1) |
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17.6 SiNPs and genetic engineering |
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235 | (1) |
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17.7 Toxicity of SiNPs to crop plants |
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235 | (1) |
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17.8 SiNPs: Advantages and disadvantages |
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236 | (1) |
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17.9 Conclusions and future line of work |
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236 | (5) |
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237 | (4) |
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18 The combined use of silicon/nanosilicon and arbuscular mycorrhiza for effective management of stressed agriculture: Action mechanisms and future prospects |
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241 | (24) |
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241 | (1) |
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18.2 Silicon-mediated plant stress alleviation |
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242 | (2) |
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18.3 Nanosilica-mediated plant stress alleviation |
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244 | (2) |
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18.4 Arbuscular mycorrhizal fungi-mediated plant stress alleviation |
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246 | (3) |
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18.5 Plant stress alleviation mediated by the combined use of silicon and arbuscular mycorrhizal fungi |
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249 | (3) |
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18.6 Conclusions and future perspectives |
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252 | (13) |
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253 | (1) |
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253 | (12) |
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19 Biodissolution of silica by rhizospheric silicate-solubilizing bacteria |
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265 | (12) |
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265 | (2) |
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19.2 Plant growth-promoting rhizosphere bacteria |
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267 | (1) |
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19.3 Silicate-solubilizing bacteria |
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267 | (4) |
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19.3.1 Isolating and screening of silicate-solubilizing bacteria |
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268 | (1) |
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19.3.2 Silicate-solubilizing bacteria action mechanisms for the silicon availability for plants |
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269 | (2) |
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19.4 Plant growth-promoting effects of silicate-solubilizing bacteria |
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271 | (1) |
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19.5 Conclusion and future perspectives |
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272 | (5) |
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272 | (1) |
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272 | (5) |
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20 Silicon and nano-silicon in plant nutrition and crop quality |
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277 | (20) |
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277 | (2) |
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20.2 Silicon as micronutrient |
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279 | (1) |
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20.3 Direct impact of Si and Si-NPs on plants |
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280 | (3) |
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20.4 Si-NPs as a delivering agent for fertilizers |
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283 | (2) |
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20.5 Effects of Si and Si-NPs on plant nutrient uptake |
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285 | (2) |
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20.6 Effects of Si and Si-NPs fertilizer on protein and amino acids contents |
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287 | (1) |
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20.7 The role of Si and Si-NPs in crop quality |
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288 | (1) |
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20.8 Conclusions and future perspectives |
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288 | (9) |
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288 | (9) |
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21 Effect of silicon and nanosilicon application on rice yield and quality |
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297 | (12) |
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297 | (1) |
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21.2 Impacts of Si and nano-Si on rice yield and quality |
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298 | (6) |
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21.2.1 Impacts of Si and nano-Si on increasing growth, agronomic parameters, and grain yield of rice |
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298 | (4) |
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21.2.2 Impacts of Si and nano-Si on improving nutrient uptake of rice |
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302 | (1) |
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21.2.3 Impacts of Si and nano-Si on ameliorating yield and quality of rice under biotic and abiotic stresses |
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303 | (1) |
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21.3 Conclusion and future perspective |
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304 | (5) |
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305 | (4) |
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22 Biological impacts on silicon availability and cycling in agricultural plant-soil systems |
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309 | (16) |
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309 | (1) |
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22.2 Plants and phytogenic silica |
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310 | (5) |
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22.2.1 Phytogenic silica in plants---formation and function |
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310 | (2) |
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22.2.2 Phytogenic silica in soils---distribution and pool quantities |
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312 | (3) |
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22.3 Further organisms and corresponding BSi pools |
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315 | (2) |
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22.3.1 Unicellular organisms in soils---the role of protists in terrestrial Si cycling |
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315 | (2) |
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22.3.2 Sponges, fungi, and bacteria---the underexplored players in terrestrial Si cycling |
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317 | (1) |
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22.4 Implications for ecosystem functioning and services of agricultural plant-soil systems |
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317 | (3) |
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22.4.1 Anthropogenic desilication---how humans influence Si cycling |
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318 | (1) |
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22.4.2 Anthropogenic desilication---strategies for prevention |
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319 | (1) |
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320 | (1) |
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320 | (5) |
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321 | (1) |
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321 | (4) |
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23 Nanosilica-mediated plant growth and environmental stress tolerance in plants: mechanisms of action |
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325 | (14) |
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Jonas Pereira De Souza Junior |
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Gelza Carliane Marques Teixeira |
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Patricia Messias Ferreira |
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325 | (1) |
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23.2 Nanosilica stability in solution and efficiency in providing Si to crops |
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326 | (2) |
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23.3 Effects of nanosilica on plants grown under environmental stress |
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328 | (5) |
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23.3.1 Morphological changes |
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328 | (2) |
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23.3.2 Biochemical changes |
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330 | (1) |
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23.3.3 Physiological changes |
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331 | (2) |
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23.4 Limitations and future perspective |
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333 | (6) |
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334 | (3) |
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337 | (2) |
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24 Manipulation of silicon metabolism in plants for stress tolerance |
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339 | (10) |
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339 | (1) |
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24.2 Impact of stresses on plant growth |
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339 | (1) |
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24.3 Metabolic changes under stress |
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340 | (1) |
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24.4 Agronomic approaches for abiotic stress management |
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340 | (1) |
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341 | (1) |
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24.4.2 Irrigation management |
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341 | (1) |
|
24.5 Nutrition role in stress tolerance |
|
|
341 | (2) |
|
|
342 | (1) |
|
24.5.2 Potassium, magnesium, and zinc |
|
|
342 | (1) |
|
|
342 | (1) |
|
|
342 | (1) |
|
|
343 | (1) |
|
24.6 Impact of silicon nutrition under stresses |
|
|
343 | (1) |
|
24.7 Role of silicon in plant metabolism |
|
|
343 | (1) |
|
24.8 Conclusions and remarks |
|
|
344 | (5) |
|
|
344 | (5) |
|
25 Directions for future research to use silicon and silicon nanoparticles to increase crops tolerance to stresses and improve their quality |
|
|
349 | (20) |
|
|
|
|
|
349 | (3) |
|
25.2 Future directions of silicon/nanosilicon application in agriculture |
|
|
352 | (9) |
|
25.2.1 Silicon and biotic stress |
|
|
353 | (1) |
|
25.2.2 Silicon and salinity and drought stress |
|
|
353 | (2) |
|
25.2.3 Silicon and UV-B irradiation stress |
|
|
355 | (1) |
|
25.2.4 Silicon and its biochemical, physiological, and molecular aspects |
|
|
355 | (3) |
|
25.2.5 Silicon and its foliar application |
|
|
358 | (1) |
|
25.2.6 Silicon and vegetables |
|
|
359 | (1) |
|
25.2.7 Silicon and its uptake, transportation, distribution, and accumulation in plant |
|
|
359 | (1) |
|
25.2.8 Silicon nanoparticles |
|
|
360 | (1) |
|
25.2.9 Interaction between silicon and plant growth-promoting microorganisms |
|
|
360 | (1) |
|
|
361 | (8) |
|
|
361 | (1) |
|
|
361 | (8) |
Index |
|
369 | |