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WAEC Agricultural Science 1996 Question 13

Question 13

Soil Fertility and Plant Nutrition

Lodging in crops is caused by excess supply of

  1. A.potassium
  2. B.sulphur
  3. C.iron
  4. D.nitrogen
  5. E.sodium.
Show the answer and explanation

Answer: D (nitrogen)

Explanation

Excess nitrogen makes stems lush and weak, so crops lodge.