A) Bio pesticide used often in the paddy fields
B) Improved variety of paddy
C) Insecticide used very often in paddy fields
D) Excellent bio fertilizer for paddy
Correct Answer: D
Solution :
[d] Excellent bio fertilizer for paddy, Azolla is a small fast growing fem that occurs in floating water. In association with Anabana it serves as a bio fertilizer in paddy fieldsYou need to login to perform this action.
You will be redirected in
3 sec