Question

By what are desired characteristics brought into crop varieties? State the measures of selection for it​

Answer 1

The desired crop varieties of improving the crops on breeding plants on the production to ensure the yield on improving various varieties.

There are different areas which have to be picking up the trails on the cross of breeding on the varieties to be dome on desired characteristics.

1. They should stay in the given more extended period.

2. Should be diseases resistant

3. Must able to collect a large amount of money.

4. Bees should have capacity on breeding well.

Answer 2

Explanation:

Manures increase soil fertility by enriching the soil with organic matter and nutrients as it is prepared by the decomposition of animal excreta and plant wastes. while fertilizers are inorganic compounds whose excessive use is harmful to the symbiotic micro-organisms living in soil.