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Research Article
Vol. 23, Issue 2
Combined Effect of Poultry Manure and Npk Fertilizer on Soil Plant Nutrient Composition and Growth of Rubber
Because of cost and scarcity associated with the use of chemical fertilizers on rubber and the acidic nature of rubber growing soils in Nigeria, a study was conducted into the effect of poultry manure (PM) and its combination with NPK fertilizer (NPKF) on soil and plant nutrients and growth of rubber seedlings. Six treatments replicated three times...