Boron concentration is irrigation water is considered safe only upto________?

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A3 ppm

B0.7 ppm

C1.5 ppm

D2 ppm

Correct answer

B. 0.7 ppm

Explanation

The correct answer is 0.7 ppm.

Boron concentration is irrigation water is considered safe only upto________? - Answer and Explanation | Academy of Pakistan