Q195
The nitrogen losses in rice can be reduced by placing NH4 fertilizer in
A.
Oxidised zone
B.
Reduced one
AnswerC.
Both A and B
D.
None of these
Answer: Option B
Solution
Answer: Option B
Solution:
Nitrogen losses in any field occur mainly because of ammonia volatilization, denitrification, leaching, agricultural runoff, etc. And as in rice cultivation plantation is submerged type, ammonia based fertilizers are not recommended in flooded rice systems due to potential N loss through denitrification in the anaerobic plough layer.