Word: diazinon
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Dates: during 1960-1969
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...used, the problem is how to avoid overkill. The preferred pesticides are "botanicals," or natural poisons extracted from plants-for example, nicotine sulphate, rotenone and pyrethrum. Their effectiveness, though, is limited to certain chewing pests and sucking insects, such as Diabrotica and thrips. Some synthetic poisons, for example diazinon, kill more kinds of bugs than botanicals but are also more persistent. The newest synthetic poisons are the highly toxic "systemics" (Di-syston and Meta-systox-R), which kill sucking pests after being absorbed by plants. On the market for only two years, systemics may eventually prove undesirable for garden...
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