E, Issue 587U.S. Department of Agriculture, Bureau of Entomology, Division of Insects Affecting Man and Animals., 1943 - Beneficial insects |
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Common terms and phrases
100 percent mortality 18-carbon-chain complex amine 1942 more extensive 230X by Carbide 24 hours 50 gallons 98 percent mortality acre giving Aedes communis Aedes dorsalis 1/4 Aedes dorsalis 2/5 Aedes vexans alkyd better of Aedes Bureau of Entomology Carbide and Table Columbia River communis De G complex amine Amine containing 4 percent cost per acre Culex pipiens Diesel oil containing dorsalis 1/4 Dyar in mountain emul emulsion to conserve emulsion under practical fourth instars gallons of oil gallons per acre gave 98 percent hexadontus 1/5 hexadontus Dyar kill of 93 larvae and pupae lateralis 1/7 lateralis in overflow mortality or better mosquito control mosquito larvae Nopco oil per acre oil to 9 oil without emulsifying oil-emulsifier mixture particular samples received percent mortality resulted pupae and 89 Pupae were destroyed rate of 50 Rohm and Haas Species of mosquito sperm oil test 97 percent Theobaldia and Culex Theobaldia inornata Theobaldia larvae three emulsifiers