Adoption Of Chemical Fertilizer As Influenced By Farmers’ Socio-economic Characteristics In The North –west Zone (nwz) Of NigeriaAdoption Of Chemical Fertilizer As Influenced By Farmers’ Socio-economic Characteristics In The North –west Zone (nwz) Of NigeriaPerformance And Economic Analysis Of Egg Production Of Laying Pullets Fed Urea-treated And Fermented Brewer’s Dried Grains Diets In Place Of Groundnut CakePerformance And Economic Analysis Of Egg Production Of Laying Pullets Fed Urea-treated And Fermented Brewer’s Dried Grains Diets In Place Of Groundnut CakeUtilization Of Crude Testis Extract To Enhance Broiler Production In The Humid Tropics