600kg
2,000kg
3,000kg
6,000kg
Correct answer is C
No explanation has been provided for this answer.
Wood ash and oil palm bunches are rich sources of
Potassium
Nitrogen
Molybdenum
Sulphur
Correct answer is A
No explanation has been provided for this answer.
In the nitrogen cycle,nitrosomonas and nitrobacter are responsible for
Amonification
Nitrification
Dentrification
Nitrogen reduction
Correct answer is B
No explanation has been provided for this answer.
A farmer who applies gypsum on his farmland intends to
Decrease soil acidity
Increase soil acidity
Decrease soil alkalinity
Increase soil alkalinity
Correct answer is A
No explanation has been provided for this answer.
Which of the following soil characteristics is constant?
Moisture content
Texture
Structure
Mineral matter content
Correct answer is A
No explanation has been provided for this answer.