The most effective method of controlling or preventing vi...
The most effective method of controlling or preventing viral diseases in plants is by
Planting resistant varieties
Spraying crops regularly
Burning affected crops
Practising crop rotation
Treating seeds with chemicals
Correct answer is A
No explanation has been provided for this answer.
In which part of the alimentary canal of poultry is grit mostly found? ...
Which of the following is a disadvantage of using organic manure on the soil? ...
The deficiency of nitrogen in a maize plant can be corrected by applying? ...
The following symptoms were observed in a bull: l. Watery discharged from eyes and nostrils ...
The digestive function of the rumen in ruminant nutrition is enchanced by the ...
Which of the following is not a reason for converting a piece of land into a forest reserve? ...
Which of the following plant diseases is not caused by fungus? ...