Question

Which of the following are useful to maintain soil health and productivity?Chemical fertiliser or bio fertiliser?

Answer 1

Answer:

The importances of biofertilizers are highlighted below: Secretion of plant growth hormones which help in plant growth, Protection of the plant against attack by pathogens, Improvement soil fertility, No special care is necessary while using bio-fertilizer, Reduction in the use of chemical fertilizers,

Answer 2

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