Annual Report - Entomological Society of Ontario, Volumes 51-60The Society., 1921 |
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abundant adults Agriculture Alta Andrena aphis apple arsenate attacked August average Aweme bait Banff beetles British Columbia Buckell cabbage cages Canada Carr caterpillars cent chafer Chilcotin Cranbrook Criddle crop Curran damage derris Dolichopus dust Duzee E. R. Buckell Edmonton eggs Entomological Branch Entomological Society Entomologist European Corn Borer experiments feeding female field foliage fruit gallons grape growers Guelph hatched Hemmingford hopper infested injury insect J. B. Wallis July June Lake large numbers larvæ leaf Lethbridge Lillooet lime Loew maggot Manitoba McDunnough Medicine Hat miles mite moth Niagara district Nordegg nymphs onion Ontario orchards Orillia Ottawa outbreak oviposition parasites Peachland pest plants plum potato present Prof province Quebec records sawfly season September Sladen species spray stalks Toronto townships trees Treherne Van Duzee Victoria Victoria Beach Vineland W. A. Ross weevil Winnipeg winter