Which of the following insects transmits swollen shoot disease of cocoa?
Stem borer
Mealybug
Whitefly
Scale insect
Correct answer is B
No explanation has been provided for this answer.
Yellow colouration of the lower leaf of a growing maize plant may be due to deficiency in
Potassium
Phosphorus
Zinc
Nitrogen
Correct answer is C
No explanation has been provided for this answer.
A regulatory control of diseases in crop production is
Rouging
Quarantine
Crop rotation
Soil tillage
Correct answer is B
No explanation has been provided for this answer.
In crop production, ginger is propagated by
Seed
Bulb
Rhizome
Corm
Correct answer is C
No explanation has been provided for this answer.
melting point
solubility
particle size
molar mass
magnetic property
Correct answer is D
No explanation has been provided for this answer.