Question

whar are the various methods to maintain the fertility of the SOIL ? 1) using fertilizer , crop rotation , drip irrigation , none of these​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

Both using crop rotation and using fertilizer maintain fertility of soil

Step-by-step explanation:

Both using crop rotation and using fertilizer maintain fertility of soil but using fertilizer is not much good method as it pollutes the ground water of soil and had many harmful effect so crop rotation would be the appropriate answer

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