00000nam 2200000za 4500 9.811423 CaOODSP 20221107141104 cr ||||||||||| 160218t19931992oncab||fo f001 0 eng d 0-660-14669-X CaOODSP eng n-cn--- A42-42/1992-22E-PDF A42-42/1992-22E Foottit, Robert George. The genera of the aphids of Canada [electronic resource] : Homoptera: Aphidoidea and Phylloxeroidea / Robert G. Foottit and William R. Richards. Ottawa : Research Branch, Agriculture Canada, 1993, c1992. 766 p. : ill., maps. The insects and arachnids of Canada ; part 22 Includes bibliographic references and index. Canadian cataloguing in publication data printed in this publication. Includes some text in French. gccst Insects Richards, William R. Canada. Agriculture Canada. Research Branch. The genera of the aphids of Canada: Homoptera: Aphidoidea and Phylloxeroidea / (CaOODSP)9.608572 The insects and arachnids of Canada ; pt. 22 (CaOODSP)9.811273 PDF 43.01 MB https://publications.gc.ca/collections/collection_2016/aac-aafc/agrhist/A42-42-1992-22-eng.pdf Publication 1885