Descubre y comparte nuestro conocimiento público

Se han encontrado 390 recursos

Resultados de búsqueda

1. White leghorns at the Central Poultry Farm averaged egg production than 50% white Leghorn x Baladi crosses (148 to 132 eggs) under controlled test conditions for a 10 month period in the year 1958/59, but the latter survived slightly better (52% as compared to 65%). 2. White Leghorns lived and...


Desai, D.K.Halbrook, E.R.[Egg production and mortality of various breeds and crosses of chickens under Sudan conditions]Egg production and mortality of various breeds and crosses of chickens under Sudan conditions

An experiment was carried out to compare the susceptibility to haemonchosis of three breeds of goats and to seek indications of genetic resistance. Twelve East African, nine Galla and 13 East African X Toggenburg crosses were artificially infected with 500 Haemonchus contortus larvae per kg liv...


Shavulimo, R.S.Rurangirwa, F.Ruvuna, F.James, A.D.Ellis, P.RMcGuire, T.[Genetic resistance to gastrointestinal nematodes, with special reference to Haemonchus contortus, in three breeds of goats in Kenya]Genetic resistance to gastrointestinal nematodes, with special reference to Haemonchus contortus, in three breeds of goats in Kenya

Anassessment of the relationship between does’ weights at parturition, birth weight and weaning weight, in kids of Malawian local, Boer and their crosses was investigated. Birth and weaning weights for male kids were 3.8 and 20.2 (Boer), 2.6 and 16.3 (Malawian local), 2.9 and 16.0 (Malawian x Boe...


Ayoade, J.A.Butterworth, M.H.[The relationship between birth and weaning weight in kids of Malawian local goats, Boer and their crosses]The relationship between birth and weaning weight in kids of Malawian local goats, Boer and their crosses

Haematological values of healthy Galla goats have been determined. These values have been found to differ from those reported by other authors in different breeds of goats from various countries. Those values found to be of highly significant difference (P


Wesonga, H.O.Nandokha, E.[Normal haematological values of Galla goats in Kenya]Normal haematological values of Galla goats in Kenya

This study has indicated that differences in susceptiblity to Trypanosoma congolense infection exist among the 3 main breeds of goats in Uganda namely, Kigezi, Mubende and small East African (SEA). The Kigezi goats appeared to be the most susceptibe suffering more severe anaemia, greater retardat...


Katunguka-Rwakishaya, E.Murray, M.Holmes, P.H.[Susceptibility of three breeds of Ugandan goats to experimental infection with Trypanosoma congolense]Susceptibility of three breeds of Ugandan goats to experimental infection with Trypanosoma congolense

Comparative evaluation of some cattle breeds and their crosses were done to provide a basis for recommendations on the direction of breeding and management of cattle for enhanced productivity in semi-arid and arid areas of Kenya. Data from 1055 calves of Small East African Shorthorn Zebu (Z), Bor...


Mwandotto, B.A.J.Carles, A.B.Cartwright, T.C.[Weaning and 18-month weights of Boran, East African Shorthorn Zebu and Sahiwal breeds or crosses in Kenya]Weaning and 18-month weights of Boran, East African Shorthorn Zebu and Sahiwal breeds or crosses in Kenya

The reproductive performance of Boran, Horro and Barka cattle and their F1 crosses with Friesian, Jersey and Simmental breeds at 4 research stations was investigated. The environmental conditions covered in the study represented wet and dry conditions. Detailed information provided on the number ...


Tegegne, AzageGalal, E.S.E.Kebede, B.[A study on the reproduction of local zebu and F1 crossbred (European x zebu) cows. I. Number of services per conception, gestation length and days open till conception]A study on the reproduction of local zebu and F1 crossbred (European x zebu) cows. I. Number of services per conception, gestation length and days open till conception

Historical account of the introduction of trypanotolerant cattle breeds to Zaire. Successes achieved under good feeding and management conditions on both large and small farms highlighted. Current developments in N'Dama cattle breeding in the region and their extension to the new land areas revie...


Mortelmans, J.Kageruka, P.[Trypanotolerant cattle breeds in Zaire]Trypanotolerant cattle breeds in Zaire

Data from slaughter (LWT) and warm carcass (HCWT) weights and dressing-out percentages (CYD%) of 209 Uda (Sahel) and 26 Djallonke sheep and 105 Djallonke goats were analysed by fitting a least-squares fixed-effects model. The model consisted of the effects of breed and sex on LWT and CYD% and the...


Dawa, O.Tawah, C.L.Mawaina, T.[Carcass characteristics of adult sheep and goat breeds in the subhumid and semi-arid zones of Cameroon]Carcass characteristics of adult sheep and goat breeds in the subhumid and semi-arid zones of Cameroon

Analyzes mating/parturition records on Ethiopian sheep and goat breeds, to study the effect of the duration of mating season on flock fertility, with emphasis on data related to cumulative percentage of females conceiving at different intervals of the mating season.


Galal, E.S.E.Awgichew, K.[A note on the relationship between duration of mating season and flock fertility in some Ethiopian breeds of sheep and goats]A note on the relationship between duration of mating season and flock fertility in some Ethiopian breeds of sheep and goats

Selecciona los documentos para visualizarlos

Nombre del archivo Ver recurso