Browsing Faculty of Agriculture & Veterinary Medicine (FAg / FVM) by Subject "Organic and inorganic"
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The effect of organic and inorganic amendments on phosphorus release and availability from two phosphate rocks and triple superphosphate in phosphorus fixing soils
(Department of soil science, University of Nairobi, 1999)Phosphorus deficiency limits crop production in western Kenya due to low native soil P, continuous cultivation without adequate P fertilization and often high soil P fixation. The use of commercial P fertilizers by small ...