The success or failure of artificial insemination (AI) depends on the quality semen used. This study was conducted to investigate effect breed, age, collection period, and ejaculate number collected from 15 breeding bulls available at centre with different ages (4 Friesian, 4 Ayrshire, 3 Jersey, 2 Simmental Boran breeds) maintained National Artificial Insemination Center (NAIC), Arusha, Tanzani...

Birth (n = 308), weaning (n = 291), feedlot and carcass (n = 142), and yearling heifer traits (n = 139) were evaluated in F1 calves sired by Brahman (BR), Boran (BO), and Tuli (TU) bulls and born to multiparous Hereford and Angus cows. Calves sired by BR were heaviest (P < .05) at birth and largest (P < .05) for cannon bone length. Tuli crosses were smaller (P < .05) for birth weight and cannon...

This study was conducted to examine the effect of different wheat straw and concentrate proportions on feed intake, nutrient digestibility, growth reproductive performances F1 cross breed (Boran X Friesian) dairy heifers. Wheat (WS) with 93% dry matter content chopped (3-5 cm in length) mixed concentrate, molasses water. The amount water used for preparation total ration three fold amount. Twel...

Behice Boran tarafından 1943 yılında yayımlanmaya başlayan Adımlar; düşünce ve edebiyat dünyasına önemli katkılar yapmıştır. Geniş bir yazar kadrosuna sahip olan dergi, Türk hayatına yeni ufuklar açmayı ilke edinmiştir. Dergide başta Muzaffer Şerif Başoğlu olmak üzere Nermin Menemencioğlu, Hilmi Ziya Ülken, Zeki Baştımar, Jean Camborde, Walter Ruben, Liko Amar, Yunus Kâzım Köni, Bekir Kunt, Nur...

A study was conducted to evaluate the effect of age and breeds (Arsi, Borana, HF-Cross Harar) on carcass meat characteristics bulls finished under similar feeding conditions. The experiment for 90 days at Beef farm Haramaya University. In this experiment, 24 were fed with roughage (60%) which contained grass hay wheat straw concentrate (40%) bran, noug (gucia abysica) cake, maize grain, limesto...