141 Free Images of Insecticide

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1955. Ford tri-motor spraying DDT. Western spruce budworm control project. Powder River control unit, Oregon.
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Department of Agriculture worker with insecticide spraying device, and plane used for spraying (37085298434)
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1955. Stearman plane. Western spruce budworm control project. Ochoco control unit, Oregon.
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Netherlands. Marshall Plan contributed insecticides have been helping combat plant diseases and improve corps. Here a... - NARA - 541716
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Italy. Trieste has received its share of insecticide thanks to Marshall Plan help. Here olive trees, which are... - NARA - 541721
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1973. McCall Oil Company delivery. Douglas-fir tussock moth control test. La Grande Fire Center, Oregon.
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