July 2017

Sonographic evidence of follicle development in a fixed time AI synchronization protocol involving ovatide in Bunaji cows

An investigation was done to observe follicle development and ovulation by ultrasound in a synchronization protocol in Bunaji cows using ovatide. Cows (n=16), aged 4 to 6 years with average body condition scores of 2.5 to 3.5 and weighing between 250 and 350 kg were used. They were managed according to the routine management practice of the Diary Research Programme NAPRI. Only cycling cows at 75 days post-partum with...

Author(s): Ubah Simon Azubuike, Rekwot Peter Ibrahim, Adewuyi Abdulmujeeb Bode, Ababa James Andrew and Mustapha RashidahAbimbola

July 2017

Semen characteristics and fertility assessment of Sennar jackass (Equus asinus) in Ethiopia

The aim of this study was to evaluate the semen characteristics and fertility of Sennar jacks. Semen was collected between January and March using Missouri AV model and was subjected to gross and microscopic evaluation. Fertility was evaluated from pregnancy rate after AI was carried out with fresh semen on 12 Abyssinian jennies, 5 Sennar jennies and 17 local mares. Mean (±SD) total and gel-free volume; and...

Author(s): Alemayehu Lemma

July 2017

Sperm storage capacity and total protein concentration in the testes of bucks in the native tropical environment

Comparison was made for sperm storage capacity and total protein concentration in the testes of postpubertal West African Dwarf (WAD) and Sokoto Red (SR) bucks, this was determined using 12 postpubertal bucks. The average weight of the breeds was 7.50 ± 0.35 kg for the WAD and 11.00 ± 0.71 kg for the SR bucks. All the animals were slaughtered and their testes excised. Portions of the reproductive tracts...

Author(s): Osayande, U. D., Bitto, I. I., Okewale, S. A. and Idahor, K. O.

July 2017

Bacterial pathogens of pigs with particular reference to Escherichia coli: A systematic review and meta-analysis

Pigs are ungulate animals of the genus Suis and family Suidae. They are globally spread but restricted in certain countries due to religious and cultural beliefs. Pork serves as an important source of protein (38% of meat consumed in the world). While pig production remains a profitable enterprise, commercial and particularly the small-scale farmers face huge constraint in this husbandry practice, one of the most...

Author(s): Rukayya Hussain Abubakar, Evelyn Madoroba, Olubukola Adenubi, Darshana Morar-Leather and Folorunso O. Fasina,