Describe briefly the side effects of preventive and control measures of method diseases and pests of crops under the following headings: (a) chemical contro...

Assessment: WAEC SSCE - Agricultural Science - 1991 (Essay) Subject: Agricultural Science

Question 1 Report

Describe briefly the side effects of preventive and control measures of method diseases and pests of crops under the following headings: (a) chemical control (b) biological control (c) cultural of control .

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