HORTICULTURE SCIENCE
PLANT DISEASES PATHOGENS THEIR SURVIVAL AND SPREAD
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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How can TMV infection be prevented?
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Keeping plants in a sterile environment
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Using insecticides
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Minimising contact
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Using antibacterial sprays
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Explanation:
Detailed explanation-1: -No chemicals cure a virus-infected plant. Purchase virus-free plants. Remove all weeds since these may harbor TMV. Remove all crop debris from benches and the greenhouse structure.
Detailed explanation-2: -TMV infects the chloroplasts of plant leaves and reduces the plant’s ability to photosynthesise . The leaves change colour from green to yellow or white and develop a mosaic pattern. It can also make leaves crinkled or curled up.
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