00000nam 2200000za 4500 9.807672 CaOODSP 20250303104652 cr ||||||||||| 150406s1937||||xxc ||||o f001 0 eng d CaOODSP eng n-cn-ab A54-14/7-1937E-PDF Groh, Herbert. Peace-Athabaska weeds [electronic resource] : a reconnaissance appraisal / Herbert Groh. Ottawa : Dept. of Agriculture, Division of Botany, Experimental Farms Branch, 1937. 42 p. Technical bulletin ; no. 7 "Issued April 1937, First printing." Historical publication digitized by Agriculture and Agri-Food Canada. gccst Weeds Canada. Department of Agriculture. Dominion Experimental Farms and Stations (Canada) Technical bulletin (Canada. Department of Agriculture) 7 (CaOODSP)9.507477 http://publications.gc.ca PDF 3.29 MB https://publications.gc.ca/collections/collection_2015/aac-aafc/agrhist/A54-14-7-1937-eng.pdf Publication 556