Chilota sheep is a typical animal population from Chiloé Archipelago in the south of Chile. First sheep were introduced in Chiloé in 1568 with Spanish conquerors. In 2010 Chilota sheep was recognized as the first original breed of Chile. Blood samples were obtained from 40 Chilota individuals from 40 flocks spread throughout Chiloé Archipelago. A maximum of one individual per flock were sampled...

Twelve Red Masai and 12 Dorper sheep aged between 6 and 9 months, were acquired from a fluke-free area and sheep of each breed divided into two equal groups of six. Each animal in one group of each breed was experimentally infected with 400 viable metacercariae of Fasciola gigantica. The other groups acted as uninfected controls. Blood samples were taken at weekly intervals for the determinatio...

Yogurts are prepared by fermenting milk with bacterial cultures consisting of a mixture of Streptococcus ssp. thermophilus and Lactobacillus delbrueckii ssp. bulgaricus. The main aim of this investigation was to develop a majority goat yogurt, with the addition of sheep milk in order to have a final product with good physicochemical quality properties and sensorial attributes. Four types of yog...

the melanocortin-1 receptor mc1r is encoded by the extension locus, playing a fundamental role in the determination of coat color in a number of mammalian species. however, so far there has been no report regarding the single nucleotide polymorphisms (snps) of the mc1r promoter region and the potential association of its snps with coat color in sheep (ovis aries). throughout the present study, ...

The article presents the results of studying fertilizing ability sperm ramsproducers different breeds. It was found that highest fertility on average for all seasons take used were characterized by sheep inseminated with semen Stavropol breed, a minimum – seed North Caucasus mutton-wool breed.

BACKGROUND The rates of congenital disorders in Swiss sheep were determined by a questionnaire which was sent to 3,183 members of the Swiss Sheep Breeders' Association. FINDINGS A total of 993 questionnaires were returned, giving a response rate of 31.2%. Of these, 862 questionnaires originated from farms keeping one of the predominant Swiss sheep breeds: Swiss White Alpine sheep, Brown-Heade...

Morphological traits of the whole udder (circumference, width, height, and length), teats (angle, length and width), udder cistern (teat opening and cistern height), and milk yield were measured over one lactation in a total of 18 ewes (nine Chilota and nine Suffolk Down sheep) belonging to the same experimental flock (Centro Experimental INIA Butalcura, Chiloé, Chile). Analysis of variance sho...

This study was conducted on four sheep breeds, Karakul, Kajli, Thalli and Kachhi for their natural resistance against Haemonchus contortus. After deworming, 13 animals of each breed were ingested with doses of 5000 L3 of Haemonchus contortus and then evaluation of each was made on the basis of fecal egg count (FEC), body weight, FAMACHA score and packed cell volume (PCV) at different days of in...