Question

Method of crops improvement advantage and disadvantage.

Answer 1

Answer:

The most important methods of breeding cross-pollinated species are (1) mass selection;

Answer 2

Answer:

    Methods of crop improvement

1.Plant introduction.

2.Acclimatization.

3.Mutant breeding.

4Polyploidy.

5.Tissue culture.

6.Genetic engineering.

  The advantages are as follows;

  1.Helps the plant to adapt in adverse situations.

   2.it reduces soil erosion and water runoff.

                       Disadvantages

   1.It reduces soil fertility.

   2.Skilled personels are required.

Explanation: