Control of maize stem borer is most effective when
Affected crops are uprooted and burnt
Rodenticides are applied
Nematicides are applied
Fertilizers are applied before planting
Correct answer is A
No explanation has been provided for this answer.
Weeds which produce large hollow seeds would most likely be dispersed by
Wind
Water
Insect
Explosion
Correct answer is A
No explanation has been provided for this answer.
Cultural control of crop diseases involves the following practices except
Practising crop rotation
Planting disease resistant varieties
Using insecticides
Fallowing of farmland
Correct answer is C
No explanation has been provided for this answer.
An example of fungal disease of stored grain is
Mould
Streak
Mosaic
Damping off
Correct answer is A
No explanation has been provided for this answer.
Causal organismss of diseases in crop production do not include
Viruses
Bacteria
Fungi
Protozoa
Correct answer is D
No explanation has been provided for this answer.