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# Title Research Year
711 Optimization of the productivity of problem soils through the use of varieties tolerant to nutrient deficiencies, salinity or water strees 1985
712 Effect of P and Fe applied through a subsurface irrigation system on the yield and elemental composition of certain crops . a . Soybean 1984
713 Effect of P and Fe applied through a subsurface irrigation system on the yield and elemental composition of certain crops . a . Soybean 1984
714 Effect of P and Fe applied through a subsurface irrigation system on the yield and elemental composition of certain crops. b . Squash 1984
715 Effect of P and Fe applied through a subsurface irrigation system on the yield and elemental composition of certain crops. b . Squash 1984
716 Effect of P and Fe applied through subsurface irrigation system on the yield and elemental composition of certain crops. b. “Squash” 1984
717 Effect of P and Fe applied through subsurface irrigation system on the yield and elemental composition of certain crops. b. “Squash” 1984
718 Effect of P and Fe applied through subsurface irrigation system on the yield and elemental composition of certain crops. a. “Soybean” 1984
719 Effect of P and Fe applied through subsurface irrigation system on the yield and elemental composition of certain crops. a. “Soybean” 1984
720 Effect of soil moisture on K uptake and growth of alfalfa and maize plants 1984