A muck manual for farmers : a treatise on the physical and chemical properties of soils; the chemistry of manures; including also the subjects of composts, artificial manures and irrigation
Papers of a conference sponsored by the University of Manitoba Faculty of Agriculture and Home Economics and the Iowa State University Center for Agricultural and Economic Development
"Report is the result of four years' consideration and debate by the Science Council's Committee on Canada's Scientific and Technological Contribution to World Food Supply."--Pref