Effects of NPK and Cow Dung on Soil Properties : and Performance of Rice (Oryza Sativa L.) in Sudan Savanna of Nigeria

Trials were conducted during the 2012/2013 dry season at Teaching and Research Fadama Farm, Kwalkwalawa of Usmanu Danfodiyo University, Sokoto (UDUS) and Institute for Agricultural Research (IAR) Sub-station, Talata Mafara in Sokoto and Zamfara states respectively, to determine the effects of NPK and cow dung on some soil chemical properties and performance of rice (Oryza sativa L.). The treatments consisted of nine combinations of cow dung and NPK fertilizers with an absolute control, using rice (FARO 44) as a test crop. The treatments were laid out in a Randomized Complete Block Design (RCBD) and replicated three times. Results showed that treatments had significant (P