List of Contributors |
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xii | |
Preface |
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xvi | |
1 An Introduction to Salt Stress Perception and Toxicity Level: Worldwide Report at a Glance |
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1 | (15) |
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1.1 Soil Salinity: An Introduction |
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1 | (1) |
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1.2 Salt Stress Perception and Current Scenario |
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2 | (1) |
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3 | (1) |
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4 | (1) |
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1.5 Salt Toxicity Level: A Worldwide Report |
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4 | (3) |
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1.6 Effect of Salt Stress on Flora and Fauna of the Ecosystem |
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7 | (1) |
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1.7 Role in Sustainable Agriculture |
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8 | (1) |
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1.8 Unintended Effects of Salt-Containing Substance Application in Agricultural Land |
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9 | (1) |
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1.9 Role of Salt Toxicity in the Operation of Green Revolution |
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10 | (1) |
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1.10 Reaching the Current Status and Conclusion |
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11 | (1) |
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12 | (1) |
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12 | (4) |
2 Effects of Salt Stress on Physiology of Crop Plants: At Cellular Level |
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16 | (22) |
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2.1 Soil Salinity and Plants |
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16 | (1) |
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2.2 Crop Loss Due to Salt Toxicity - An Estimation Worldwide |
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17 | (1) |
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2.3 Effect of Salt Stress on Target and Nontarget Plants and Microorganisms |
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18 | (2) |
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2.4 Effect of Salt Stress on Physiology of Crop Plants |
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20 | (6) |
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2.4.1 Effect of Salt Stress on Chlorophyll Biosynthesis, Chloroplast Functioning, and Photophosphorylation |
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21 | (2) |
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2.4.1.1 Chlorophyll Biosynthesis ixiSalt Stress |
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21 | (1) |
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2.4.1.2 Salt Stress Affects Chloroplast Function |
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22 | (1) |
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2.4.1.3 Photophosphorylation in Salt Stress |
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23 | (1) |
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2.4.2 Glycolysis, Kreb's Cycle Enzymes, Oxidative Phosphorylation, and Other Mitochondrial Functioning |
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23 | (2) |
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2.4.2.1 Glycolytic Pathway in Salt Stress |
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24 | (1) |
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2.4.2.2 TCA Cycle in Salt Stress |
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24 | (1) |
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2.4.2.3 Salt Stress and Oxidative Phosphorylation |
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25 | (1) |
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2.4.3 Peroxisome Functioning |
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25 | (1) |
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2.5 Halophytes and Their Physiology |
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26 | (3) |
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2.5.1 Ion Homeostasis in a Halophyte |
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27 | (1) |
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28 | (1) |
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2.5.3 Physiological and Metabolic Adaptation of Halophytes |
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28 | (1) |
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2.6 Halophytes in Agriculture and Land Management |
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29 | (2) |
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2.7 Conclusion and Future Perspectives |
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31 | (1) |
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32 | (6) |
3 Effects of Salt Stress on Biochemistry of Crop Plants |
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38 | (15) |
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38 | (2) |
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3.2 Effects of Salt Stress on Lipid Metabolism |
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40 | (1) |
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3.3 Effects of Salt Stress on the Amino Acids Synthesis and Nitrogen Metabolism |
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41 | (2) |
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3.4 Effects of Salt Stress on Protein Biosynthesis |
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43 | (1) |
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3.5 Effect of Salt Stress on the Oxidation of Membrane Proteins |
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43 | (1) |
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3.6 Effect of ROS on the Nucleic Acid Formation |
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44 | (1) |
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3.7 DNA-Protein Cross-links |
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44 | (2) |
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45 | (1) |
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45 | (1) |
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45 | (1) |
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3.8 Effect of Salt Stress on Dephosphorylation of RNA and DNA |
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46 | (1) |
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3.9 Future Advances and Conclusion |
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46 | (1) |
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47 | (6) |
4 Salt Ion Transporters in Crop Plants at Cellular Level |
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53 | (21) |
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53 | (1) |
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4.2 Absorption of Na+ from Soil and Its Compartmentalization in Plant Cell |
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54 | (2) |
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4.3 Salt Ions Regulation in Plant Cells and Tissues |
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56 | (1) |
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4.4 Role of Ion Channels and Salt Ion Transporter in Crop Plants at Cellular Level |
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57 | (4) |
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4.5 Transport of Na+ Through SOS Signal Transduction Pathway: At Cellular Level |
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61 | (1) |
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4.6 Role of Salt Tolerance Responsive Genes in Transport of Na+ and Cl- Ions |
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62 | (1) |
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4.7 Role of Ions in Salt Stress Tolerance |
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63 | (2) |
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4.8 Reaching the Current Status and Conclusion |
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65 | (1) |
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65 | (9) |
5 Salt Ion and Nutrient Interactions in Crop Plants: Prospective Signaling |
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74 | (13) |
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74 | (1) |
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5.2 Effects of Salt Stress on Nutrient Absorption |
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75 | (1) |
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5.3 Effects of Salt Stress on Nutrient Cycling in Crop Plants |
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76 | (1) |
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5.4 Salt Ion and Nutrient Interactions in Crop Plants |
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77 | (1) |
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5.5 Effect of Salt Stress on Nutrient Transporters |
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78 | (3) |
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78 | (1) |
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79 | (1) |
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80 | (1) |
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80 | (1) |
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5.6 Role of Nutrient Interactions: Prospective Signaling |
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81 | (1) |
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5.7 Future Prospective and Conclusion |
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81 | (1) |
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82 | (5) |
6 Effects of Salt Stress on the Morphology, Anatomy, and Gene Expression of Crop Plants |
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87 | (19) |
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87 | (2) |
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6.2 Salt Stress and Effects on Morphology of Plants |
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89 | (2) |
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6.3 Photosynthetic Pigments and Osmolytes Accumulation |
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91 | (1) |
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6.4 Effect of Saline Stress on Floral Organs |
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91 | (1) |
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6.5 Anatomical Features and Salt Stress |
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92 | (3) |
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6.5.1 Relationship of Structure-Function Operation in Roots |
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93 | (1) |
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6.5.2 Transport Through Xylem |
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94 | (1) |
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6.5.3 Transport into the Phloem |
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94 | (1) |
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6.6 Yield and Related Traits |
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95 | (1) |
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6.7 Salt Stress and its Effect on Gene Expression |
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96 | (2) |
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98 | (1) |
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98 | (8) |
7 Effect of Salt Stress on Soil Chemistry and Plant-Atmosphere Continuum (SPAC) |
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106 | (23) |
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106 | (1) |
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7.1.1 Soil Salinization - Types and Causes |
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107 | (1) |
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7.2 Effect of Salt Stress on Soil Component |
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107 | (3) |
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7.2.1 Effect of Salt Stress on Abiotic Component of Soil and Soil Health |
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108 | (1) |
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7.2.2 Effect of Salt Stress on Biotic Component of Soil and Soil Health |
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109 | (1) |
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7.3 Soil Chemistry Affecting Factors in Agricultural Land |
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110 | (1) |
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7.4 Soil Salinity Effect on Crop Plants |
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110 | (5) |
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110 | (1) |
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111 | (2) |
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7.4.3 Photosynthesis and Photosynthetic Pigments |
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113 | (1) |
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7.4.4 Mineral Uptake and Assimilation |
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114 | (1) |
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115 | (1) |
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115 | (1) |
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7.5 An Introduction to Soil, Plant-Atmosphere Continuum (SPAC) |
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115 | (1) |
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7.6 Salt Absorption by Root Tissues and Their Effect on Plant-Atmosphere Continuum |
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116 | (2) |
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7.7 Translocation of Salt Ions in the Vascular System of Crop Plants |
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118 | (4) |
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7.7.1 Mechanism of Sodium Influx Into Cytosol |
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119 | (1) |
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7.7.2 Mechanism of Na+ Compartmentalization in Vacuoles |
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119 | (1) |
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120 | (1) |
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7.7.4 Effect of Salt Stress on Xylem Transport |
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121 | (1) |
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7.7.5 Effect of Salt Stress on Phloem Loading |
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122 | (1) |
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7.8 Current Status and Conclusion |
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122 | (1) |
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122 | (1) |
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123 | (6) |
8 Effects of Salt Stress on Nutrient Cycle and Uptake of Crop Plants |
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129 | (25) |
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129 | (2) |
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8.2 Limitation of Nutrient Cycle and Uptake of Nutrients |
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131 | (2) |
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8.2.1 Phosphorus Limitation |
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132 | (1) |
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8.2.2 Nitrogen Limitation |
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132 | (1) |
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8.3 Nutrient Cycle or Biogeochemical Cycle |
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133 | (8) |
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8.3.1 Water Cycle or Hydrological Cycle |
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133 | (1) |
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134 | (1) |
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134 | (2) |
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136 | (1) |
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137 | (2) |
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139 | (1) |
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140 | (1) |
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8.4 Effect of Salt Stress on Carbon Cycle |
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141 | (1) |
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8.5 Effect of Salt Stress on Oxygen and Water Cycle |
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142 | (1) |
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8.5.1 Effect of Salt Stress on Oxygen Cycle |
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142 | (1) |
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8.5.2 Effect of Salt Stress on Water Cycle |
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142 | (1) |
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8.6 Effect of Salt Stress on Nitrogen Fixing Bacteria and Biogeochemical Cycle of Nitrogen |
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143 | (1) |
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8.7 Effect of Salt Stress on Phosphorous Bacteria and Biogeochemical Cycle of Phosphorus |
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144 | (1) |
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8.8 Effect of Salt Stress on Sulfur Bacteria and Biogeochemical Cycle of Sulfur |
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145 | (1) |
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8.9 Future Prospective and Conclusion |
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146 | (1) |
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147 | (7) |
9 Salt-Induced Effects on Crop Plants and Counteract Mitigating Strategy by Antioxidants System |
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154 | (23) |
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154 | (1) |
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9.2 Formation of Salt-Induced Indirect Products (Oxidative Biomarkers) in Crops |
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155 | (1) |
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9.3 Effect of Salt Stress on Crop Plants |
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156 | (2) |
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9.4 Consequences Effect of Oxidative Biomarkers in Crop Plants |
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158 | (4) |
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158 | (2) |
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160 | (1) |
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9.4.3 Effects on Carbohydrates |
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160 | (1) |
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9.4.4 Effect on Polynucleic Acids |
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161 | (1) |
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9.5 Generation of Self-defense Mitigating Strategy in Crop Plants |
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162 | (6) |
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9.5.1 Counteract Mitigating Strategy by Enzymatic Antioxidants System |
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162 | (3) |
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9.5.1.1 Superoxide Dismutase (SOD) |
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163 | (1) |
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163 | (1) |
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9.5.1.3 Ascorbate-Glutathione (AsA-GSH) Cycle Enzymes |
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163 | (1) |
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9.5.1.4 Ascorbate Peroxidases (APX) |
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163 | (1) |
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9.5.1.5 Monodehydroascorbate Reductase (MDHAR) and Dehydroascorbate Reductase (DHAR) |
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164 | (1) |
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9.5.1.6 Glutathione Reductase (GR) |
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164 | (1) |
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9.5.1.7 Guaiacol Peroxidase (GPX) |
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164 | (1) |
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9.5.2 Counteract Mitigating Strategy by Nonenzymatic Antioxidants System |
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165 | (3) |
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9.6 Conclusion and Future Prospective |
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168 | (1) |
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169 | (8) |
10 Effects of Salt Stress on Osmolyte Metabolism of Crop Plants and Mitigating Strategy by Osmolyte |
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177 | (21) |
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177 | (1) |
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10.2 Groups and Biosynthetic Pathways of Osmolytes in Crop Plant |
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178 | (5) |
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10.2.1 Polyamines and Their Biosynthetic Pathways in the Cell Organelles of Crop Plant |
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178 | (1) |
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10.2.2 Betaine and Their Biosynthetic Pathways in the Cell Organelles of Crop Plant |
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179 | (2) |
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10.2.3 The Biosynthetic Pathway of Carbohydrate Sugar, Sugar Alcohol, and Amino Acids in the Cell Organelles of Crop Plant |
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181 | (2) |
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10.3 Effect of Salt Stress on Osmolyte Production and Work Action |
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183 | (3) |
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10.4 The Osmotic and Ionic Adjustment Under Salt Stress Tolerance Mechanism |
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186 | (2) |
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188 | (1) |
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189 | (9) |
11 Salt Stress Toxicity Amelioration by Phytohormones, Synthetic Product, and Nutrient Amendment Practices |
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198 | (31) |
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198 | (2) |
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11.2 Structure and Mechanism of Action of Phytohormones Under Salt Stress |
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200 | (1) |
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11.3 Structural, Physiological, and Biochemical Nature of Phytohormones Under Salt Stress |
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201 | (3) |
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11.3.1 Abscisic Acid (ABA) |
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201 | (1) |
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202 | (1) |
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11.3.3 Gibberellins (GAs) |
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202 | (1) |
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203 | (1) |
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11.3.5 Brassinosteroids (BRs) |
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203 | (1) |
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11.3.6 Salicylic Acid (SA) |
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203 | (1) |
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11.3.7 Jasmonic Acid (JA) |
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204 | (1) |
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11.4 Salt Stress Toxicity Amelioration by Exogenous/Endogenous Phytohormones |
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204 | (6) |
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208 | (1) |
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208 | (1) |
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209 | (1) |
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209 | (1) |
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210 | (1) |
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11.5 Salt Toxicity Amelioration by Exogenous Synthetic Products |
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210 | (3) |
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11.6 Salt Toxicity Amelioration by Exogenous Nutrient Amendment Practices |
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213 | (2) |
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11.7 Future Prospective and Conclusion |
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215 | (1) |
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216 | (13) |
12 Crop Plants Develop Extracellular Signaling Products Against Salt Stress |
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229 | (23) |
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229 | (4) |
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12.2 Site of Synthesis of Extracellular Signaling Products |
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233 | (2) |
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12.3 Release of Extracellular Products by Cells of Cyanobacteria, Algae, and Crop Plants Under Salt Stress: Antioxidants, Enzymes, and Proteins |
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235 | (1) |
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235 | (1) |
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236 | (1) |
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236 | (1) |
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12.4 Release of Extracellular Products by Cells of Cyanobacteria Algae and Crop Plants Under Salt Stress: Amino Acids, Osmolytes, Nitrogen Nitric Oxide Ammonia |
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236 | (2) |
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237 | (1) |
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237 | (1) |
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12.4.3 Nitrogen and Its Derivatives |
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237 | (1) |
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12.5 Release of Extracellular Products by Cells of Cyanobacteria and Crop Plants Under Salt Stress: Phenols, Terpenoid, Phytols, Sterols, Fatty Acids |
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238 | (2) |
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238 | (1) |
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238 | (1) |
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239 | (1) |
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239 | (1) |
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240 | (1) |
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12.6 Release of Extracellular Products by Cells of Cyanobacteria and Crop Plants Under Salt Stress: Photoprotective Compounds, Polysaccharides, Halogenated Compounds, and Phytohormone |
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240 | (2) |
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12.6.1 Photoprotective Compounds |
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240 | (1) |
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12.6.2 Polysaccharides and Halogenated Compounds |
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241 | (1) |
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241 | (1) |
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12.7 Uncovering Potential and Applications of Extracellular Signaling Products in Biology, Agriculture, and Medicine Current Status and Future Prospects |
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242 | (1) |
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12.8 Current Status and Future Prospective |
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243 | (1) |
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243 | (9) |
Index |
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252 | |