give 2 example each:-
insecticide
pesticides
herbicide
weedicides
weed
insect that damage crops
herbs that damage crops
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1. Insecticides- Lead arsenate, nicotin.
2. Pesticides- Glyphosate, 2,4- D sodium salt.
3. Weedicides- Metachlor, nitofen
4. Weeds- Pampus grass, cheese weed.
5. Insects that damage the crop- Ants, alphids.
6. Herbs that damage the crops- Dill.
2. Pesticides- Glyphosate, 2,4- D sodium salt.
3. Weedicides- Metachlor, nitofen
4. Weeds- Pampus grass, cheese weed.
5. Insects that damage the crop- Ants, alphids.
6. Herbs that damage the crops- Dill.
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