When did Pesticides start?
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Answer:
The use of synthetic pesticides in the US began in the 1930s and became widespread after World War II. By 1950, pesticide was found to increase farm yield far beyond pre-World War II levels. Farmers depend heavily on synthetic pesticides to control insects in their crops.
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Explanation:
Since before 2000 BC ,humans have utilized to protect their crops .The first known pesticide was element Sulphur dusting used in ancient sumer about 4500 years ago in ancient Mesopotamia.
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