What are the reason for declining rice and wheat yeuld?

1.	What are the reason for declining rice and wheat yeuld?
Answer» However recently the rice and wheat YIELD is declining due to following factors: • FALL in water table (e.g. Punjab) leading to water shortage for irrigation. • Use of excessive chemical pesticides IMPACTING soil yield. • Intensive water irrigation is some AREAS causing alkaline soil. • Pests developing resistance to pesticides. • GROWING of same crops causing depletion of essential nutrients for rice and wheat.

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What are the reason for declining rice and wheat yeuld?

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