Waec Model Questions Vol1 2021 Agricultural Science Question 17
Practice objective / multiple choice question 17 from the 2021 Waec Model Questions Vol1 Agricultural Science examination.
A maize field yields 5 t ha⁻¹. Each fall armyworm larva destroys 0.02 kg of grain per plant. The market price of maize is ₦150 per kg and the cost of applying an insecticide is ₦12,000 per hectare. Determine the economic injury level (EIL), i.e., the number of larvae per hectare at which the cost of control equals the loss avoided.
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About This Question
This is Waec Model Questions Vol1 2021 Agricultural Science Question 17. It is one of the objective questions from the 2021 Waec Model Questions Vol1 Agricultural Science examination.
Difficulty level: Medium .
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