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Autor: Karua, S.K.

Goat performance in 6 villages around Bunda College and at lifidzi ranch in Salima was monitored during 1985 and 1986. In the villages age at first kidding was 15.0±1.9 months; season of the does own birth affected her age at first kidding on the ranch. Kidding percentage was 107 under village co...


Karua, S.K.[Some performance indicators of Malawi indigenous goats under village and ranch conditions]Some performance indicators of Malawi indigenous goats under village and ranch conditions
Njingulula, PaulinWimba, PMusakamba, WMasuki, KFKatafiire, MUgen, Michael AdroguBirachi, Eliud Abucheli[Strengthening local seed systems within the bean value chain: experience of agricultural innovation platforms in the Democratic Republic of Congo]Strengthening local seed systems within the bean value chain: experience of agricultural innovation platforms in the Democratic Republic of Congo

Presented data on maternal traits, i.e.Age at first calving, calving interval, calf weaning weight and cow productivity index, of pure Boran and Boran crossbred w. each of Charolais, Ayrshire and Santa Gertrudis on privately owned ranches in Machakos District, Kenya.


Gregory, K.E.Trail, J.C.M.Sandford, J.Durkin, J.W.[Crossbreeding cattle in beef production programmes in Kenya. I. Comparison of purebred Boran and Boran crossed with the Charolais, Ayrshire and Santa Gertrudis breeds]Crossbreeding cattle in beef production programmes in Kenya. I. Comparison of purebred Boran and Boran crossed with the Charolais, Ayrshire and Santa Gertrudis breeds

Productivity decline occurs in many agronomic systems due to loss of soil organic matter and a consequent decline in soil fertility. This is pronounced in light textured soils, which even in their pristine state can have low levels of fertility. High temperatures and leaching conditions in tropic...


Berthelsen, S.Noble, A.D.Ruaysoongnern, SawaengWebb, M.Hengfu, H.Jiexiang, Y.[Addition of clay based soil ameliorants to light textured soils to reduce nutrient loss and increase crop productivity]Addition of clay based soil ameliorants to light textured soils to reduce nutrient loss and increase crop productivity

Ewe reproduction and productivity were studied in the highlands of Ethiopia in Horro and Menz ewes mated to lamb in both the wet and dry seasons from June 1992 to May 1997. The data included a total of 4890 mating records of which 2516 were Menz ewes and 2374 Horro ewes, with 2360 matings in the ...


Mukasa-Mugerwa, E.Anindo, D.O.Sovani, S.Lahlou-Kassi, A.Tembely, S.Rege, J.E.O.Baker, R.L.[Reproductive performance and productivity of Menz and Horro sheep lambing in the wet and dry seasons in the highlands of Ethiopia]Reproductive performance and productivity of Menz and Horro sheep lambing in the wet and dry seasons in the highlands of Ethiopia

Weaner ewe lambs (92 + 4 days, SD) of the Ethiopian Menz breed (n=115) were used to assess the impact of level of nutrition before and after first lambing on subsequent productivity. Lambs were raised either on pasture grazing only (P) or grazing with low (L), medium (M) or high (H) levels of a c...


Mukasa-Mugerwa, E.Negussie, A.Said, A.N.[Effect of post-weaning level of nutrition on the early reproductive performance and productivity indices of Menz sheep]Effect of post-weaning level of nutrition on the early reproductive performance and productivity indices of Menz sheep

Examines effects of giving water every day, on alternate days or every 3rd day on calving percentage, birth weight, weaning weight, post-weaning growth, change in weight & condition score in lactating & dry cows, water & feed intake milk intake of calves, and morbidity & mortality in a group of B...


Nicholson, M.J.[The effect of drinking frequency on some aspects of the productivity of zebu cattle]The effect of drinking frequency on some aspects of the productivity of zebu cattle

The type and magnitude of losses in cassava caused by Cyperus rotundus were determined. Two field expt. were conducted at Instituto Colombiano Agropecuario-Caribia exptl. station, Magdalena (Colombia) at 35 m.a.s.l. The location has an annual mean temp. of 280 degrees Celsius, mean annual precipi...


Leihner, D.E.López M., J.[Perdidas en el rendimiento y la calidad de la yuca (Manihot esculenta Crantz) causadas por coquito (Cyperus rotundus L.)]Perdidas en el rendimiento y la calidad de la yuca (Manihot esculenta Crantz) causadas por coquito (Cyperus rotundus L.)
Amarasinghe, Upali A.Sugden, FraserClement, Floriane[Poverty, inequalities and vulnerability of the rural poor]Poverty, inequalities and vulnerability of the rural poor
Mmbaga, MTEdje, O.T.[Effects of maize planting pattern on maize and bean productivity in an intercrop]Effects of maize planting pattern on maize and bean productivity in an intercrop

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