Gce Model Questions Vol1 2022 Agricultural Science Question 25
Practice objective / multiple choice question 25 from the 2022 Gce Model Questions Vol1 Agricultural Science examination.
In a 2‑ha tomato crop the pest Tuta absoluta has an economic injury level (EIL) of 5 % leaf‑area loss, which corresponds to 0.8 adult moths per 10 sweeps. Monitoring shows 0.5 moths per 10 sweeps. An insecticide application costs ₦25 000 ha⁻¹, reduces the pest population by 80 % and can prevent up to 4 % yield loss. The crop value is ₦200 000 ha⁻¹. Should the farmer apply the insecticide now? Answer "Yes" if the expected loss avoided exceeds the cost of treatment, otherwise answer "No".
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About This Question
This is Gce Model Questions Vol1 2022 Agricultural Science Question 25. It is one of the objective questions from the 2022 Gce Model Questions Vol1 Agricultural Science examination.
Difficulty level: Medium .
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