Effect of male age on semen quality in domestic animals: potential for advanced functional and translational research?

KO Abah, A Fontbonne, A Partyka… - Veterinary Research …, 2023 - Springer
Age and other factors like season and breed are often associated with sperm quality and
fertility in domestic animals. Even though many studies assessed the relationship between …

[PDF][PDF] Trace elements in sheep and goats reproduction: a review

JF Vázquez-Armijo, R Rojo, D López… - Tropical and …, 2011 - redalyc.org
The reproduction of small ruminants like goats and sheep managed under extensive range
grazing conditions can be affected by nutrients availability and especially by the mineral …

Phenotypic characterization of Ethiopian indigenous goat populations

H Hassen, M Baum, B Rischkowsky, M Tibbo - African Journal of …, 2012 - ajol.info
A survey was conducted to study the morphological characteristics of indigenous goats in
representative zones and districts of Amhara Region of Ethiopia as a first step towards …

Effect of temperature and time after collection on buck sperm quality

K Hahn, K Failing, A Wehrend - BMC veterinary research, 2019 - Springer
Background Different parameters are assessed as part of the semen analysis but a standard
protocol for evaluation of goat semen is still missing. The aim of this study was to analyse …

[PDF][PDF] Body conformation, testicular and semen characteristics as influenced by age, hair type and body condition of Red Sokoto goat

GN Akpa, AL Ambali, IO Suleiman - New York Science Journal, 2013 - academia.edu
The study was conducted to determine the influence of age, hair type and body condition
score on body and testicular measurements, and semen characteristics using 31 Red …

[HTML][HTML] Phenotypic and genetic characterization of qualitative traits in the West African Dwarf goat of Ghana

SA Ofori, JK Hagan, F Kyei, NN Etim - Scientific African, 2021 - Elsevier
A study was conducted to characterize the West African Dwarf (WAD) goat populations in
four agro-ecological zones of Ghana for some major qualitative traits. A total of 1,384 …

Seasonal variation in semen quantity and quality traits of Iranian crossbred rams

GH Moghaddam, MM Pourseif… - Slovak journal of animal …, 2012 - office.sjas-journal.org
Abstract Evaluation of the seasonal changes in seminal traits of 10 crossbred rams (2-6 year
old) was the main purpose of the present study. The crossbred rams consisted of 5 Ghezel× …

Body measurements of bucks of three goat breeds in Ethiopia and their correlation to breed, age and testicular measurements

GE Agga, U Udala, F Regassa, A Wudie - Small Ruminant Research, 2011 - Elsevier
Body size and testicular measurements have been found to be important parameters for
evaluating breeding soundness. Therefore a study was performed on Afar (n= 180), Boran …

Characteristics and seasonal variation in the semen of Markhoz bucks in western Iran

J Talebi, M Souri, A Moghaddam, I Karimi… - Small Ruminant …, 2009 - Elsevier
The aims of the present study were to evaluate if seasonality in semen characteristics and
plasma testosterone concentrations exist in Markhoz male goats. Ten Markhoz (Angora) …

The effect of season on spermatozoa motility, plasma membrane and acrosome integrity in fresh and frozen–thawed semen from Xinong Saanen bucks

W Wang, J Luo, S Sun, L Xi, Q Gao… - … in Domestic Animals, 2015 - Wiley Online Library
Contents The aim of this study was to evaluate whether the season of ejaculate collection
influences seminal quality parameters of pre‐and post‐freeze–thawing in X inong S aanen …