ILCA Bulletin No. 29 - December 1987ILRI (aka ILCA and ILRAD) |
Common terms and phrases
Addis Ababa agroforestry animal traction anthelmintics application average bullock farmers bullock households bullock traction cereals cited by Duthie clover coefficient of variation crop production crop yields cultivated area Duthie and Keen East African Agricultural economic Egyptian rock phosphate Ethiopia farming systems fertilizers fodder forage germplasm Gosnell and Weiss H to SH ha¨¹ hand-hoe technology Haque and Jutzi hectare helminths hoe and bullock household income household member ILCA BULLETIN ILCA's increase Kenya kg ha¹ kg P2O5 ha¹ land legumes leguminous trees livestock maize man-equivalent ME-h Minjingu rock phosphate minth n.a. TRP Napier grass nematode northeast Ghana northern Ghana phate phosphate rocks planted quartinianum rainfall rainy season refined phosphates relative agronomic effectiveness Research residual effects response ridging rock and refined rock phosphate semi-arid zone sheep sodaphosphate soil sources species steudneri Tanzania tion trials triple superphosphate TSP/ERP Uganda Vertisols Veterinary