Agricultural ScienceSoil fertility, manures and fertilisersJAMB
A bag of NPK 15:15:15 fertiliser contains
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Answer: D. equal percentages of nitrogen, phosphorus and potassium
The three numbers give the percentages of N, P (as P₂O₅) and K (as K₂O).
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.