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  • Effect of potassium humate on soil properties and growth of wheat
    颁布单位：[University of the Free State] |  颁布时间：2008 |  实施时间：2008 |  学科分类：[["Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2008","Humates","Soils, --, Potassium, content","Wheat, --, Growth","Wheat, --, Irrigation"]]
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  • The role of ferrolysis in the genesis of selected soils of the Eastern Free State
    颁布单位：[University of the Free State] |  颁布时间：2007 |  实施时间：2007 |  学科分类：[["Plinthic, and, duplex, soils","Redox, conditions","Ferrolysis","Fe-Mn, redistribution","Toposequence","Colour","Mottling","Concretions","Texture, differentiation, (morphology)","Soil, formation, --, South, Africa, --, Free, State","Soil, texture, --, South, Africa, --, Free, State","Metals, --, Absorption, and, desorption","Soil, absorption, and, desorption","Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2007"]]
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  • Response of crops on shallow water table soils irrigated with deteriorating water qualities
    颁布单位：[University of the Free State] |  颁布时间：2007 |  实施时间：2007 |  学科分类：[["Shallow, water, table","Irrigation, water, quality","Osmotic, potential","Water, use, efficiency","Soil, salinity","Capillary, rise","Salinity, management","Saline, irrigation","Crops, --, Effect, of, salts, on","Irrigation, water, --, Quality","Thesis, (Ph.D., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2007"]]
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  • Maize response to in-field rainwater harvesting on the Fort Hare/Oakleaf ecotope
    颁布单位：[University of the Free State] |  颁布时间：2007 |  实施时间：2007 |  学科分类：[["Corn, --, Water, requirements, --, South, Africa, --, Fort, Hare","Water, harvesting, --, South, Africa, --, Fort, Hare","Rain, and, rainfall, --, South, Africa, --, Fort, Hare","Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2007"]]
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  • Effect of varying degrees of water saturation on redox conditions in a yellow brown apedal B soil horizon
    颁布单位：[University of the Free State] |  颁布时间：2007 |  实施时间：2007 |  学科分类：[["Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2007","Soil, chemistry","Oxidation-reduction, reaction","Soil, absorption, and, adsorption","Soil, characterization","Chemistry,, Organic","Manganese","Iron","Bulk, density","Duration, of, water, saturation","Degree, of, water, saturation","Redox","Basic, cations","B, horizon"]]
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  • Quantifying rainfall-runoff relationships on selected benchmark ecotopes in Ethiopia: a primary step in water harvesting research
    颁布单位：[University of the Free State] |  颁布时间：2006 |  实施时间：2006 |  学科分类：[["Thesis, (Ph.D, (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2006","Rain, and, rainfall, --, Ethiopia","Water, harvesting, --, Ethiopia","Water, conservation, --, Ethiopia","Crop, production, --, Ethiopia"]]
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  • Leaching of excess salts from the root zone of apedal soils
    颁布单位：[University of the Free State] |  颁布时间：2006 |  实施时间：2006 |  学科分类：[["Soils, --, Leaching","Soils,, Irrigated, --, South, Africa, --, Bloemfontein","Soils, --, Solute, movement","Crops, --, Nutrition","Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2006"]]
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  • The effect of water quality on the growth and yield of irrigated crops
    颁布单位：[University of the Free State] |  颁布时间：2006 |  实施时间：2006 |  学科分类：[["Germination","Growth","Yield","Salinity","Water, quality","Irrigation","Wheat","Maize","Peas","Beans","Irrigation, water, --, Quality","Soils,, Salts, in, --, South, Africa","Crops, --, Effect, of, salts, on, --, South, Africa","Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2006"]]
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  • Effect of tillage system, residue management and nitrogen fertilization on maize production in western Ethiopia
    颁布单位：[University of the Free State] |  颁布时间：2006 |  实施时间：2006 |  学科分类：[["Thesis, (Ph.D., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2006","Corn, --, Fertilizers, --, Ethiopia","Tillage, --, Ethopia","Corn, --, Residues, --, Ethopia","Conventional, tillage","Minimum, tillage","Labeled, urea","Maize, genotype","Nitrogen, use, efficiency"]]
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  • Effect of liquid Maxiflo (Azospirillum SPP) and Trykoside (Trichoderma SPP) cultures on the growth and yield of selected crops
    颁布单位：[University of the Free State] |  颁布时间：2006 |  实施时间：2006 |  学科分类：[["Cabbage","Lettuce","Peas","Wheat","Tomato","Potato","Effect","Maxiflo","Trykoside","ComCat®","Kelpak®","Vegetative, growth","Yield, components","Plant, growth-promoting, rhizobacteria","Crop, yields","Crops, --, Growth","Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2006"]]
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