颁布单位:[University of the Free State] |
颁布时间:2004 |
实施时间:2004 |
学科分类:[["Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2004","Soil, fertility, --, South, Africa, --, Free, State, --, Bethlehem","Crop, residue, management, --, South, Africa, --, Free, State, --, Bethlehem","Tillage, --, South, Africa, --, Free, State, --, Bethlehem","Organic, matter","Straw, disposal","Weed, control, methods","Soil, acidity","Plant, nutrients"]]
颁布单位:[University of the Free State] |
颁布时间:2004 |
实施时间:2004 |
学科分类:[["Vernalization","Wheat, --, Breeding, --, South, Africa","Wheat, --, Effect, of, temperature, on","Dissertation, (M.Sc.Agric., (Plant, Science, (Plant, Breeding))--University, of, the, Free, State,, 2004"]]