Waec Model Questions Vol1 2023 Agricultural Science Question 18
Practice objective / multiple choice question 18 from the 2023 Waec Model Questions Vol1 Agricultural Science examination.
A forest stand has a current standing volume of 120 m³ ha⁻¹. The average annual volume growth is 2.5 m³ ha⁻¹. After the first ten years, a mortality loss of 0.2 m³ ha⁻¹ per year begins, reducing the net annual growth to 2.3 m³ ha⁻¹. If the manager wishes to harvest a constant volume H m³ ha⁻¹ each year for the next 20 years, what is the maximum value of H that will ensure the standing volume after 20 years is at least 100 m³ ha⁻¹?
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About This Question
This is Waec Model Questions Vol1 2023 Agricultural Science Question 18. It is one of the objective questions from the 2023 Waec Model Questions Vol1 Agricultural Science examination.
Difficulty level: Hard .
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