Bentley, C.F.2007-11-131998-06-152007-11-131969http://hdl.handle.net/10625/20285Essay on problems of increasing agricultural production in tropical zone developing countries with special reference to possible role of Canada in agricultural education, and the attitudes that should be taken by agricultural development personnel.Text1 digital file (p. 14-15)Application/pdfenAGRICULTURAL PRODUCTIONTROPICAL ZONEDEVELOPING COUNTRIESCANADAAGRICULTURAL EDUCATIONDEVELOPMENT PERSONNELDirty hand approach needed in tropical agricultureJournal Article