In 1992-93 the greatest decrease in the production of cotton was due to attack of_____________?
Correct answer: B. CLCV
- A. American boll worm
- B. CLCV
- C. Spotted boll worm
- D. Aphids
Explanation
The major fall in Pakistan’s cotton production in 1992–93 was associated with cotton leaf curl virus, abbreviated CLCV. Bollworms and aphids cause damage, but they were not the main cause of that particular production decline.
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