Describe seven harmful effects of crop pests. (7 marks)

      

Describe seven harmful effects of crop pests. (7 marks)

  

Answers


samuel
-Transmit crop diseases;

- Feed on whole or parts of plants;

- Some unearth planted seeds;

- Deprive the plant of food sucking sap;

- Lower the quality of flowers, fruits and berries;

- Eat growing points of plants causing retarded growth;

- Feed on whole or parts of seeds and lower germination per-centage;

- Lower the yield expected;

- Cause wilting of plants by feeding on the roots;

- Reduce the surface area for photosynthesis by feeding on leaves;

- Chemical pest control measures affect the environment
lemass answered the question on January 15, 2019 at 19:59


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