Excessive drainage of soil water can be checked by the addition of adequate quantities of
N.P.K 15 - 15 - 15
Sulphate of ammonia
Single superphosphate
Compost manure
Correct answer is D
No explanation has been provided for this answer.
The following equipment can be used for irrigation except
Bucket
Watering can
Knapsack sprayer
Siphon tube
Correct answer is D
No explanation has been provided for this answer.
A farmer applied NPK 15:11:8 at planting. What is the percentage of potassium in the fertilizer?
23.53%
32.35%
33.33%
44.12%
Correct answer is A
No explanation has been provided for this answer.
Which of the following statements about bush burning is false?
It releases mineral nutrients bound in plant tissues
It encourages the growth of fresh grasses
The heat generated destroys pests
The heat generated increases the population of soil organisms
Correct answer is D
No explanation has been provided for this answer.
Sources of nitrogen to the soil include the following except
Lightening
Urea
Blue-green algae
Residues of burning activities
Correct answer is D
No explanation has been provided for this answer.