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Excerpt from Pilot Test Results of Sevin, Phosphamidon, and Ddt on the Western Hemlock Looper: Lambdina Fiscellaria Lugubrosa Hulst, in Southwest Washington in 1963
Determination of Spray Coverage and Deposit Collection Tray Sampling.
Results Sevin Pilot Test. Spray Coverage and Deposit Looper Larval Mortality. Tray Collections Phosphamidon Pilot Test Spray Coverage and Deposit Looper Larval Mortality. Tray Collections ddt Pilot Test. Spray Coverage and Deposit Looper Larval Mortality. Tray Collections Check Area. Spray Coverage and Deposit Looper Larval Mortality. Tray Collections Mortality of Other Arthropods small-scale field tests OF sevin.
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