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# Title Research Year
811 Electrical conductivity and extractable nutrient levels in a calcareous sand irrigated with iron and phosphorus supplemented water and cropped with barley and cowpea 1981
812 Electrical conductivity and extractable nutrient levels in a calcareous sand irrigated with iron and phosphorus supplemented water and cropped with barley and cowpea 1981
813 Electrical conductivity and extractable nutrient levels in a calcareous sand irrigated with iron and phosphorus supplemented water and cropped with barley and cowpea 1981
814 Electrical conductivity and extractable nutrient levels in calcareous sand which was irrigated with Fe and P supplemented water and cropped with barley and cowpea 1981
815 Growth, yield components and nutrient content of barley under different irrigation systems 1981
816 Growth, yield components and nutrient content of barley under different irrigation systems 1981
817 Growth, yield components and nutrient content of barley under different irrigation systems 1981
818 Influence of boron, phosphorus and soil moisture on the growth and nutrient composition Georgia 1981
819 Yield and nutrient content of barley and cowpea plants grown on a calcareous sand which was irrigated with Fe and P supplemented water 1981
820 Critical levels of zinc in cotton plants. ASA. CSSA 1980