00000nam 2200000za 4500 9.805020 CaOODSP 20250303104652 cr ||||||||||| 150406s1936||||xxc |||o f000 0 eng d CaOODSP eng n-cn--- A13-1/94-1936E-PDF Hanna, W. F. The production of smut-free seed [electronic resource] / by W.F. Hanna and W. Popp. Ottawa : Dominion of Canada, Department of Agriculture, 1936. [1] p. Circular ; 94 "Publication 490, Issued March 1936, First printing" On cover: Division of Botany, Experimental Farms Branch. Historical publication digitized by Agriculture and Agri-Food Canada. gccst Cereals gccst Plant diseases Popp, W. Canada. Department of Agriculture. Dominion Experimental Farms and Stations (Canada) Circular (Canada. Dept. of Agriculture) 94 (CaOODSP)9.507877 http://publications.gc.ca PDF 226 KB https://publications.gc.ca/collections/collection_2015/aac-aafc/agrhist/A13-1-94-1936-eng.pdf Publication 490