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WAEC Agricultural Science 2022 Question 32

Question 32

Crop Diseases

Soil-borne diseases could be controlled in the nursery by

  1. A.mulching.
  2. B.manuring.
  3. C.heat treatment.
  4. D.provision of shade.
Show the answer and explanation

Answer: C (heat treatment.)

Explanation

Heating nursery soil kills disease organisms in it.