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Pesticides (Systematic Pesticides (Put on things like leaves where the…
Pesticides
Systematic Pesticides
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If systematic washes off, the crop is still protected
Systematic pesticide stays in the crop for a while, timing needs to be correct before harvesting
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Contact Pesticides
Takes effect by making direct contact with the direct organism eg insects are killed when they crawl across surfaces with contact pesticide
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Contact pesticide can be put in place up until harvest season as long as the crop is properly washed
Types of pesticide
Insecticides - kills insects
Rodenticide - kills rats, mice
Fungicide- kills mould, rot
Herbicide- kills plants- weeds