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Babanrao is an organic farmer growing ladyfingers in his field. What are the precautions he will take to control pests in his field?
I. Use of ladybird and dragonflies to control butterfly caterpillars.
II. Use of Nucleopolyhedrovirus to control arthropods.
III. Use of Bacillus thuringiensis to control butterfly caterpillars.
IV. Use of Trichoderma to control arthropods.
Options:
I. Use of ladybird and dragonflies to control butterfly caterpillars.
II. Use of Nucleopolyhedrovirus to control arthropods.
III. Use of Bacillus thuringiensis to control butterfly caterpillars.
IV. Use of Trichoderma to control arthropods.
Solution:
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Verified Answer
The correct answer is:
Ladybirds and dragonflies are used to control the mosquito and aphid population.
Nucleopolyhedrovirus is used to control arthropods and insects as they attack specifically, and have narrow spectrum insecticidal applications.
Bacillus thuringiensis is used to control butterfly caterpillars.
Trichoderma is a fungus used in treatment of plant diseases.
Nucleopolyhedrovirus is used to control arthropods and insects as they attack specifically, and have narrow spectrum insecticidal applications.
Bacillus thuringiensis is used to control butterfly caterpillars.
Trichoderma is a fungus used in treatment of plant diseases.
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