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Marco Polo writes about use of mineral oils to fight off mange in camels.
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Tobacco extracts were used as contact insecticides.
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Airplanes were first used as a way of applying the insecticides on the crops.
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DDT was discovered to be insecticidal in Switzerland.
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Introduction of low use rate Group 2 ALS/AHAS inhibitor class of chemistry.
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The Chinese were reported to have used arsenic to control garden insects.
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Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.