Course Code
crp303


Question
An epiphytotic disease is

Answer
one which occurs widely on plants but at certain periods



Question
The availability of farm labour, implement, power and herbicide would determine the method of weed management

Answer
True.



Question
A plant is diseased when it is continuously disturbed by some causal agents, resulting in

Answer
departure from normal physiological growth, function and structure



Question
Most farmers in Nigeria live at

Answer
subsistence level



Question
Imperata cylindrica would best be controlled

Answer
by digging out the storage organ and destroyed, and then applying translocated herbicide during its regeneration method



Question
Weeds which cannot tolerate water logging would be effectively killed by flooding.

Answer
True.



Question
Pests of stored produce are grouped into ----- categories

Answer
4



Question
Weed managemnet is largely determined by crop type, farming systems and cropping season

Answer
True.



Question
To control weeds in light soil, flooding is not encouraged. Why?

Answer
Light soils have poor water holding capacity and therefore, flooding cannot be adopted



Question
Challenges faced with herbicide use in Nigeria include the following except

Answer
herbicides are readily accessible by farmers who purchase them at subsidized rate


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