Answer:
The
various methods of weed control are
The various methods of weed control are
(i) Mechanical method Uprooting, weeding, hand hoeing,
insterculture, ploughing, buring and flooding. (1)
(ii) Cultural method Proper seed bed preparation,
timely sowing of crops, intercropping and crop rotation. (1)
(iii) Chemical method Spraying of chemicals like herbicides
or weedicides. (1)
(iv) Biological control Use of insects or some organisms
which consume and destroy the weed plants. (1)
Example Prickly-pear cactus (Opuntia) is controlled insect
and aquatic weeds are controlled by fish grass carp. (1)
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