Journal of Economic Entomology, Volume 18

acid acre adults American American foulbrood aphids Aphis apple application Association of Economic average bait beans beekeepers bees beet brood Bureau of Entomology cages calcium cyanide Calif cent codling moth College Committee corn borer crop cutworm Department of Agriculture disease dust Economic Entomologists effective eggs emulsion Federal Horticultural Board feeding field flies foulbrood fruit fumigation gallons gipsy moth growers hatched Hessian fly honey inches infested injury insecticide insects investigations Japanese beetle July June killed laboratory large number larvae lead arsenate leaf Melrose Highlands method mixture nicotine observed Ohio oil emulsion orchard outbreak paper parasites peach peach moth percentage period pest pine plants pounds PRESIDENT A. F. BURGESS pupae pupate quarantine records scale season sections showed sodium soil species spray spring sulfur summer temperature tests tion trees U. S. Bureau Vice-President Washington weevil wheat wireworm worm