Some Irrigation Systems Have Stimulated the Formation of Saline and Saline-Sodic

question 40

Multiple Choice

Some irrigation systems have stimulated the formation of saline and saline-sodic soils.Which of the following contributes to this process?

• A)the low sodium adsorption ratio in the irrigation water
• B)high Ca and Mg contents in the irrigation water
• C)inadequate drainage systems to remove soluble salts
• D)high contents of sulfates and chlorides in the irrigation water
• E)low pH of the irrigation water

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