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 …

The purpose of this study is to survey the literature pertinent to some morphological traits
which are related with the production and reproduction of fat-tailed sheep breeds. The fat …

The present study aimed to provide new and objective information regarding the effect of
season and age on the characteristics of Chios ram semen. The semen collection was …

Zulu sheep is a Nguni breed indigenous to the KwaZulu-Natal (KZN) province of South
Africa, and is reported to be under threat of extinction. Knowledge of factors that may cause …

The aim of the present study was to evaluate seasonal changes in testes size, serum
testosterone (T) levels and sperm production characteristics of 24 adult (2–3 years old) rams …

This research was conducted for 90 days by obtaining 16 Awassi lambs aged 4-5 months
and weight of 19.56+ 0.17 kg to investigate the effect of selenium and Vitamin D3 …

This study focused on determining the effect of season and age on 4 main parameters of
sperm production in rams (youngs and adults) of the Ouled-Djellal breed. It was conducted …

In the present study, the authors analysed the effects of seasonal variations on the scrotal
circumference and semen characteristics in two ram breeds in Saudi Arabia, namely Naimi …

The aim of this study was to investigate changes of serum testosterone, scrotal
circumference, body weight, and semen characteristics in a Meat Institute Sheep (MIS) …

The study was conducted at Debre Birhan Agricultural Research Center, with the aim to
study season and genotype factors which influence semen quality traits of Awassi x Menz …