Question

a. Why is the prolonged of weedicides not desirable?
b. Which is the best time for removal of weeds?​

Answer 1

Answer:

2) The best time to remove weeds is when the soil is damp and moist. The day after it has rained is a great day for weeding. Damp soils are loose and make it easier to remove them with their roots. Otherwise, you may run the risk of leaving the roots because they are stuck in the soil.

1) Process of controlling the weed is called weeding. Weeding is done manually by using khurpi and by using mechanical machines. Weeds are also controlled by using some chemical substances like 2, 4-D. These chemicals are called weedicides and are used to kill and destroy the weeds.

Answer 2

a.these toxic agents can not be rulled out. In addition to ... two or more herbicides to provide the desired weed control.

b.The best time to remove weeds is when the soil is damp and moist. The day after it has rained is a great day for weeding. Damp soils are loose and make it easier to remove them with their roots. Otherwise, you may run the risk of leaving the roots because they are stuck in the soil.