00000nam 2200000za 4500 9.814520 CaOODSP 20250527151634 cr ||||||||||| 160406s1922 oncaofb|o f000 0 eng d CaOODSP eng n-cn--- A12-2/3-1922E-PDF A54-16/19-1922E-PDF Tothill, John D. The natural control of the fall webworm (Hyphantria cunea Drury) in Canada [electronic resource] : together with an account of its several parasites / by John D. Tothill. Ottawa : Department of Agriculture : Entomological Branch, 1922. 107 p., 6 leaves of plates : ill., maps. Bulletin, New series (Technical) ; no. 3 Entomological bulletin ; no. 19 Title from cover. Historical publication digitized from Agriculture and Agri-Food Canada collection. gccst Pests gccst Insects Canada. Department of Agriculture. Canada. Division of Entomology. Bulletin (Canada. Department of Agriculture) no. 3 (CaOODSP)9.812039 PDF 10.61 MB https://publications.gc.ca/collections/collection_2016/aac-aafc/agrhist/A12-2-3-1922-eng.pdf