Salinity and Sodicity

Scope xv

1 An Introduction to Salinity and Sodicity 1
Shaina Westhoff, David E. Clay, Kristopher Osterloh, Sharon A. Clay, Thomas M. DeSutter, Thandiwe Nleya, Jorge F. S. Ferreira, Donald L. Suarez, and Devinder Sandhu

2 Salinity, the Silent Profit Killer 7
Kyle P. Jore and Joleen C. Hadrich

3 Formation and Classification of Salt-Affected Soils 1
Shaina Westhoff, Kristopher Osterloh, and Doug Malo

4 Laboratory Methods for Determining Salinity and Sodicity 31
Thomas M. DeSutter, David E. Clay, J.D. Oster, Shanna Westhoff, and Beverly Alvarez-Torres

5 Monitoring Soil Salinity and Water Content with Electromagnetic Sensors 41
Thijs J. Kelleners

6 Using Soil Sensors to Assess Soil Salinity 51
Shailesh Pandit and David E. Clay

7 Use of Models to Assess Salinity and Water Stress for Irrigated Corn (Zea mays) Production 57
J. D. Oster and Aaron L. M. Daigh

8 How to Use Remote Sensing to Identify Salt-affected Soil 63
Jiyul Chang and Jose P. Castro

9 Plant Reponses to Salt Stress 73
Thandiwe Nleya, Sharon A. Clay, Lora Perkins, and Chantel Mertz

10 Native Plant Restoration of Salt-impacted Soils 85
Lora Perkins, Abigail Blanchard, Krista Ehlert, and A. Joshua Leffler

11 Benefits of Phytoremediation when Repairing Salt-affected Soils 93
Sharon A. Clay

12 Water Management and Chemical Amendments in the Remediation of Saline and Sodic Soils 99
Shaina Westhoff, Thomas M. DeSutter, J. D. Oster, and David E. Clay

13 An Introduction to Coastal Flooding Impact on Salinity and Sodicity in Agricultural Fields 113
Jarrod Miller

14 Greenhouse Gas Emissions from Salt-Affected Soils 121
David E. Clay, Brennan Lewis, Sharon A. Clay, Shailesh Pandit, and Graig Reicks

15 Case Studies on Salt-Affected Soil Remediation 129
David E. Clay, Shailesh Pandit, and Dwarika Bhattarai

16 Critical Questions About the Origins and Plant Responses to Soil Salinity and Sodicity 143
Jorge F. S. Ferreira, Donald L. Suarez, and Devinder Sandhu

Answer Key 157