1989
Which of the following is not an effect on man of the various preventive and control measures of diseases and pest of crops?
See more
1989 UI Post UTME Agricultural Science Past Questions
1989
The average seed rate for maize is 25kg per hectare. Allowing for seed wastage of 5 percent, how many kilograms of seeds would be required in planting 2 hectares of farm land?
See more
1989
If a crop requires 1.5kg phosphorus per hectare, how many kg of manure will be required per hectare if 1kg of manure contains 0.5kg of phosphorus?
See more
1989
Why should a seed-producing farmer spray an insecticide on his crops only when the bees are not around?
See more
1989
Which of the following crops is a raw material for the production of chocolate?
See more
1989
Contact insecticides are used to control
See more