Neco Model Questions Vol1 2017 Agricultural Science Question 38
Practice objective / multiple choice question 38 from the 2017 Neco Model Questions Vol1 Agricultural Science examination.
A farmer wishes to apply a mixed fertilizer that contains 15 % nitrogen (N), 10 % phosphorus pentoxide (P₂O₅) and 12 % potassium oxide (K₂O) by weight. The crop nutrient requirements are 120 kg ha⁻¹ of N, 60 kg ha⁻¹ of P₂O₅ and 80 kg ha⁻¹ of K₂O. Determine which nutrient limits the amount of this fertilizer that can be applied without exceeding any of the three nutrient requirements, calculate the maximum amount of fertilizer (kg ha⁻¹) that can be applied under that limitation, and state the shortfall (kg ha⁻¹) of the other two nutrients at that application rate.
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About This Question
This is Neco Model Questions Vol1 2017 Agricultural Science Question 38. It is one of the objective questions from the 2017 Neco Model Questions Vol1 Agricultural Science examination.
Difficulty level: Medium .
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