Question

why are stalks of harvested crops left in the Sun for few days before separating grains
from them ​

Answer 1

stalks of harvested crops are left I'm the sun for fee days before separating grains from them because some insects and pests are present in the stalks of the harvested crops. To kill them it is left in the sun for few days before separating grains from them.

Answer 2

Answer:

stalks of harvested crops are left I'm the sun for fee days before separating grains from them because some insects and pests are present in the stalks of the harvested crops. To kill them it is left in the sun for few days before separating grains from them.

Explanation: