Question

what are adverse effects of high yielding varieties

Answer 1

They minimize the fertility of the soil.
Therefore the soil cannot regain the fertility.
They give much more amnt of produce than traditional seeds but they loses the fertility of the soil.
Therefore there should be some leave to be given to the soil so that they can fertile them selves

Answer 2

high heel variety of seeds were developed by the Nobel lecture by Dr Norman borlaug in Mexico are more productive and needs regular and educate irrigation facilities along with greater use fertilizers and pesticides in 1966 consistent to the use of high heels high heels seeds Indian agriculture sector experience green revolution especially in the crop of rice and wheat variety seeds grow faster than the normal seats and continuously crop harvester in much shorter time initially at why we seeds are used in states like Punjab Andhra Pradesh tamilnadu and n letter on the other states consequent to the use of HIV since the production of green grains in 1967 268 increased by 25% approx