Oregon State UniversityAcker, D.G.Lev, L.S.2007-11-131999-06-212007-11-131986http://hdl.handle.net/10625/22178Text85 p. : ill.enFARMING SYSTEMSAGRICULTURAL PRODUCTIONON-FARM RESEARCHTANZANIAAGRICULTURAL RESEARCHNATIONAL LEVELCAPACITY BUILDINGPROJECT EVALUATIONTanzania Farming Systems project : final technical reportIDRC Final Report