_ Irrigation water having the concentration of Na++ , Ca++ and Mg++ as – McqOptions

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1.	_ Irrigation water having the concentration of Na++ , Ca++ and Mg++ as 20, 3 and 1 Milli equivalent per litre respectively will be classified as$?
A.	low sodium water
B.	medium sodium water
C.	high sodium water
D.	very high sodium water
Answer» C. high sodium water

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