00000nam 2200000za 4500 9.802224 CaOODSP 20221107134940 cr ||||||||||| 150707s1941 xxc |o f000 0 eng d CaOODSP eng n-cn--- A14-1/49-1941E-PDF Composts as a source of humus [electronic resource] : utilization of farm and garden vegetable waste, peat and muck / [Division of Chemistry, Science Service, Dominion Department of Agriculture]. Ottawa : Agricultural Supplies Board, 1941. 4 p. War-time production series : special pamphlet ; no. 49 Caption title. Issued also in French under title: La fabrication d'humus par les composts. Historical publication digitized by Agriculture and Agri-Food Canada. gccst Composting gccst Soil Canada. Department of Agriculture. Science Service. Canada. Agricultural Supplies Board. La fabrication d'humus par les composts (CaOODSP)9.802225 War-time production series special pamphlet ; no. 49 (CaOODSP)9.801764 PDF 1.68 MB https://publications.gc.ca/collections/collection_2015/aac-aafc/A14-1-49-1941-eng.pdf