Question

1. What are the different methods of weeding?
2. Explain the process of threshing and winnowing.​

Answer 1

Answer:

Ans. 1)Mechanical methods- tilling, hoeing, mulching, digging, burning, hand weeding. 2) Chemical methods- There are various chemicals which are used in controlling weeds these chemical substances are called weedicides. These chemicals are diluted and applied through various types of spray machines.

Explanation:

Ans. 2)The dry plants stocks are neaten on a hard surface to remove the grain. Threshing is done with the help of bullockd, which trample the grain .. ... The process is separating grains from the harvested crop of the chaff and hay with the help of wind is called winnowing.