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Response of roselle (Hibiscus sabdariffa L.) to rates of inorganic and farmyard fertilizers in the Sudan savanna ecological zone of Nigeria
Roselle manure nitrogen fertilizer calyx yield pods/plant and seeds/pod
2010/8/25
Field trials conducted in two rainy seasons at the Usmanu Danfodiyu University, Sokoto, Nigeria, were used to investigate the response of Roselle to organic manure (2.5, 5.0 and 7.5 tons/ha cow dung) ...
Participatory on-farm evaluation of improved legume-cereals cropping systems for crop-livestock farmers: Maize-double cowpea in Northern Guinea Savanna Zone of Nigeria
Cowpea-cereal systems farmer participatory trial
2010/7/15
Farmer’s participatory evaluation of improved cowpea-maize cropping systems in the Northern Guinea Savanna of Nigeria involving over 1000 farmers was conducted from 2003 to 2005. The system involved g...
Evaluation of soybean [Glycine max(L) Merrill] genotypes for adaptability to a southern Guinea savanna environment with and without P fertilizer application in north central Nigeria.
Adaptability southern Guinea savanna ecology new soybean genotype P fertilizer application
2009/6/1
Cultivar evaluation is essential to ascertain the superiority of the newly developed genotypes over the established cultivars in terms of yield and adaptation to an ecology. Field experiments were con...