How does flooding rice fields reduce the need for herbicides and pesticides in rice farming?

a.

While rice has a submerged growth state, most weeds and pests do not.

b.

Flooding the fields causes the soil to degrade so weeds cannot take root.

c.

Residual herbicides and pesticides from previous seasons dissolve in the water.

d.

All of the above

Question

Jeramiah

Biology

24 March, 21:53

How does flooding rice fields reduce the need for herbicides and pesticides in rice farming?

a.

While rice has a submerged growth state, most weeds and pests do not.

b.

Flooding the fields causes the soil to degrade so weeds cannot take root.

c.

Residual herbicides and pesticides from previous seasons dissolve in the water.

d.

All of the above

+5

Answers (2)

Know the Answer?

Charlize Miles · Answer 1

D. All of the above, The pesticides and herbicides aren't needed if theyre already there, weeds will get root rot and cant take root in just water, weeds and pests usually need ground to travel. Near or far

Ryker · Answer 2

The answer is A. While rice has a submerged growth state, most weeds and pests do not.

This makes the population of rice will get picked out faster than the time needed for pest to grow and had enough stock to consume the rice, which make the usage of herbicides and pesticides became unnecessary in the process.