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Gojam, Y.Tegegne, AzageGebrewold, A.Bekele, T.[The influence of weaning age and different calf starter rations on testis diameter, scrotal circumference and body weight of Friesian crossbred bull calves at different ages]The influence of weaning age and different calf starter rations on testis diameter, scrotal circumference and body weight of Friesian crossbred bull calves at different ages

Two trials were performed to study the fattening performance of Ethiopian highland sheep under feed-lot conditions. Three diets were tried; A-20 % hay, B -35% hay and C-50% hay. Trial I had the three diets represented on 84 non-descript highland all-milk-tooth ram lambs, while in Trial II, only, ...


Galal, E.S.E.Awgichew, K.Kebede, B.Gojam, Y.O'Donovan, P.B.[A study on fattening Ethiopian sheep. I. Performance of highland lambs under feed-lot conditions]A study on fattening Ethiopian sheep. I. Performance of highland lambs under feed-lot conditions
Tadesse, M.Dessie, TadelleTessema, G.Degefa, T.Gojam, Y.[Study on age at first calving, calving interval and breeding efficiency of Bos taurus, Bos indicus and their crosses in the highlands of Ethiopia]Study on age at first calving, calving interval and breeding efficiency of Bos taurus, Bos indicus and their crosses in the highlands of Ethiopia

Mortality was studied in relation to birth weight (BWT) and postpartum age in 3083 Horro lambs born over 15 years at Bako Research Center, IAR. Pre-weaning mortality rose with declining BWT (log y = 2.20- 0.35X; r = 0.9981), but the influence after weaning was less pronounced and linear (y = 23.7...


Gojam, Y.Gizaw, SolomonThwaites, C.J.Awgichew, K.[Influence of birth weight and post partum age on lamb mortality in Ethiopian Horro sheep]Influence of birth weight and post partum age on lamb mortality in Ethiopian Horro sheep

After a preliminary common lambing, Horro ewes were mated either twice at 12-month intervals or three times at 8-month intervals over a period of two years. There were no significant differences between the two mating systems in their productivity at each lambing. However, ewes in the 8-monthly s...


Awgichew, K.Tiyo, D.Gojam, Y.[Productivity of Horro ewes under 12-monthly and 8-monthly mating systems]Productivity of Horro ewes under 12-monthly and 8-monthly mating systems

An experiment was conducted to determine the effects of feeding different calf starter rations, weaning age and their interactions on testicular growth and body weight of Borena Friesian (BF) crossbred bull calves at the age of 105 (closer to weaning) and 202 (nearly 6 months) days. Statistical a...


Gojam, Y.Tegegne, AzageGebrewold A.Bekele, T.[The effect of weaning age and feeding of different calf starter rations on testicular growth and body weight of Borena-Friesian crossbred bull calves]The effect of weaning age and feeding of different calf starter rations on testicular growth and body weight of Borena-Friesian crossbred bull calves

Measurements on testis and linear body size, scrotal circumference (SC), testis diameter (TD) hearth girth (HG), height at wither (HTW) and body length (BDL) at the age of 1, 3, 6, 9, 12, 15, 18 and 21 months was taken. Thirteen Borana Friesian (BoXF) crossbred bull calves born at Holetta Agricul...


Gojam, Y.Tegegne, AzageGebre-Wold, A.Alemayehu, M.Yilma, Z.[Testicular growth and its relationship with linear body measurements in Borana-Friesian crossbred bull calves at different ages]Testicular growth and its relationship with linear body measurements in Borana-Friesian crossbred bull calves at different ages

A trial was conducted on 26 male twin lambs to study the effect of creep feeding on lamb development and growth Creep feeding started when the lamb’s average age was 43 days. Lambs were weaned at an average age of 93 days. The creep feed group was fed ad libitum until the age of six months while ...


Galal, E.S.E.Gojam, Y.Wolde-Gabriel, K.[Creep-feeding young lambs]Creep-feeding young lambs

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