THE INFLUENCE OF LEVELS AND MODES OF NPK FERTILIZER APPLICATION ON GROWTH AND YIELD OF SOME IMPROVED CASSAVA VARIETIES IN NSUKKA, SOUTH EASTERN NIGERIA
ABSTRACT A study was carried out at the Department of Crop Science, Faculty of Agriculture Experimental Farm, University of Nigeria, Nsukka to: (i) evaluate the growth and yield of four improved cassava varieties, (ii) determine optimum NPK fertilizer rate for increased productivity and (iii) determine the best mode of fertilizer application for increased productivity. The experiment was laid out in a randomized complete block design with three replications. Four varieties ...
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