Question

how do biotic and abiotic factor affect crop production

Answer 1

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Answer 2

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★Biotic factors :

Biotic factors like insects, fungi, pests etc . spoil crops, thereby reducing crop yield. Few nematodes helps in increasing soil fertility.

★Abiotic Factors :

Abiotic Factors like drought, salinity, water logging, heat, cold and frost cause major loss to crops. Plant breeders, therefore are actively engaged in developing resistant varieties to control such stresses.