Devine and Collego are two trade names in agriculture. They are used as
A
Bioinsecticides
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B
Natural insecticides
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C
Biofungicides
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D
Bioherbicides
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Solution
The correct option is D Bioherbicides Devine is the first bioherbicide registered in United states and is used for controlling milk weed vine. The product is made up of liquid concentrate of chlamydospores of Phytophthora palmivora. The pathogen infects the roots of the milkweed vine and wilts it totally. Collego is another bioherbicide made from Coleotrichum gleosproriodes- the anthracnose causing fungal pathogen and is used to control Aeschynomene virginica in Rice and Soybean crops.