… application of NPK fertilizer and … of NPK fertilizer (0, 100 and 150 kg ha-1 NPK fertilizer)
and agrolyser (0, 3 and 5 kg ha-1). The results indicated that the combined application of NPK …

… , Nigeria, during 1998 and 1999 cropping seasons to determine the response of Ex-Borno
and local millet [Pennisetum glaucum] cultivars to sub-optimal rates of NPK … rate of NPK for …

… kg −1 ) in soils of Bauchi state of North-eastern Nigeria, are far below the levels required for
maize … of crops like maize to NPK fertilizers leading to a reduction in crop quality and yields. …

… , 5.0 and 7.5 tons/ha) combined with half (N30P15K15 kg/ha) and full (N60P30K30 kg/ha)
recommended rates of NPK fertilizer and sole recommended rates of FYM (7.5 tons/ha) and …

… are within Sudan Savannah agro-ecological zone of Nigeria. The climate prevailing in the
location is … A harmattan wind blows from the North east, often with dust from the Sahara Desert. …

… the best combinations of inorganic fertilizer and farmyard manure for maintaining soil …
fertilizer and farmyard manure on C, N and P changes in a savanna Alfisol from northern Nigeria…

… This study was therefore, initiated to determine the effect of N fertilizer on the growth and …
N-fertilizer constituted the 12 treatment combinations. Urea was the source of N fertilizer applied…

… This study examined the effects of different levels of NPK fertilizer on the growth of Vitellaria
paradoxa . Shoot height, collar diameter and leaf productions were assessed fortnightly up …

… in southwest Nigeria, to 91 percent in Jigawa in the north east. … ) mentioned NPK 20:10:10
as the type of fertilizer they would … with the other types of fertilizers available in Nigeria, such as …

… [10] AJ Rayar, “Decline in fertility of a semi-arid savanna soil of northeastern Nigeria
under continuous cropping,” Journal of Arid Agricuture, vol.1/2, pp. 227-241, 1988. [11] A. …