Estimate the leaching requirement when electrical conductivity (EC) va – McqOptions

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1.	Estimate the leaching requirement when electrical conductivity (EC) value of a saturated extract of soil is 10 m mho/cm at 25% reduction in the yield of the crop. The EC of irrigation water is 1.5 m mho/cm.
A.	15%
B.	6.66%
C.	7.5%
D.	10%
Answer» D. 10%

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