Question

Why single crop method can be harmfull?

Answer 1

Answer:

Because if the pest attack then the whole crop will be destroyed but if many crop are their then we will get some profit then also if pest attack.

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Answer 2

Answer:

Agricultural monoculture upsets the natural balance of soils. Too many of the same plant species in one field area rob the soil of its nutrients, resulting in decreasing varieties of bacteria and microorganisms that are needed to maintain fertility of the soil.

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