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Explain how various practices carried out in the field help to control crop diseases

      

Explain how various practices carried out in the field help to control crop diseases

  

Answers


john
? Control of pests - prevent spread of pathogen.

? Destruction of crop residue - kill the pest and pathogens.

? Pruning ; creates unfavourable microclimate for some pathogens/ prevent spread of the disease.

? Heat treatment; kills the pathogen

? Quarantine : prevent spread of the pathogen form one farm to the other.

? Use of clean tools / equipment, prevent spreading of the disease from one plant to the other.

? Use of resistant varieties ensure crops are not attacked by pathogens.
john3 answered the question on January 7, 2018 at 07:06


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