Neco Model Questions Vol1 2020 Agricultural Science Question 34
Practice objective / multiple choice question 34 from the 2020 Neco Model Questions Vol1 Agricultural Science examination.
A field has a soil water holding capacity of 80 mm and a wilting point of 30 mm. The crop's evapotranspiration (ETc) is 6 mm day⁻¹ for a 20‑day season. Rainfall is forecast to be 20 mm on day 5 and 15 mm on day 12. The farmer can irrigate any day, delivering 25 mm per irrigation event. To keep soil moisture above the wilting point throughout the season while using the fewest irrigations, on which days should irrigation be applied and how many irrigations are required? (Assume irrigation is applied at the start of a day.)
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About This Question
This is Neco Model Questions Vol1 2020 Agricultural Science Question 34. It is one of the objective questions from the 2020 Neco Model Questions Vol1 Agricultural Science examination.
Difficulty level: Medium .
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