Answers

2015-09-02T19:34:57+05:30
Weeding is an important control method practiced in many crops. The removal of weeds is useful because these unwanted plants compete with the crop for space, water and nutrients.the names of common weeds are fireweed, alligator weed,camphor laurel etc.the 5 general categories of weed control are :
preventative weed control
cultural weed control
mechanical weed control
biological weed control
chemical weed control
there are many more methods for controlling weeds

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2015-09-02T21:11:18+05:30
The removal of weeds is known as weeding.Example of weeds:-bull thistle and garlic mustard.manual removal,physical method and chemical methods are used to control weeds.
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