نتایج جستجو برای: goat semen

تعداد نتایج: 27251  

Journal: :Asian Pacific Journal of Reproduction 2018

Journal: :Journal of Animal and Poultry Production 2013

Journal: :The Japanese journal of animal reproduction 1963

Journal: :Journal of Animal Science 2022

Abstract Goats are important livestock for meat and milk production. Artificial insemination (AI) is an technique used to propagate genetic gain through spreading of selected male traits. Inadequate fertility rates in goats after AI mainly related the semen quality, which influenced, by breeds, cooling, freezing procedures. Here, we investigated effect goat breeds (Saanen versus Alpine) on qual...

Journal: :علوم دامی ایران 0
آرمین توحیدی دانشیار، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج فرهاد صمدیان دانشجوی دکتری پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج حمید کهرام استادیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج مهدی انصاری دانشجوی کارشناسی ارشد پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج

the aim followed in this study was to make a comparison of the composition of fatty acids available in the sperm lipids of cattle, sheep and goat. semen samples were collected from 28 holestein cows, 12 chal rams and 7 mahabadi goats. after washing out and removal of the seminal plasma, total lipids of the sperm were extracted and fatty acids trans-methylated. the fatty acid methyl esters were ...

Journal: :Genetics and molecular research : GMR 2014
E C B Silva M A Pelinca A C Acosta D M F Silva M A Gomes Filho M M P Guerra

Successful DNA extraction is indispensable for molecular methods based on polymerase chain reaction (PCR); however, goat sperm DNA extraction is limited. Thus, the aim of this study was to evaluate three methods to extract DNA from goat sperm for use in PCR. Eight goat semen pools were used for DNA extraction by using the DNeasy Blood & Tissue Kit, phenol-chloroform, and Chelex-100 methods. DNA...

2014
Nasir Salim Elhammali Adil Salim Elsheikh

This study was carried out to determine the impact of type of protein supplementation to the ration on pubertal characteristics of male goat kids. Eighteen crossbred (Nubian × Saanen) weaned male goat kids were distributed to 3 ration groups. Group I (n=6) was kept on a ration supplemented with ground nut cakes, group II (n=6) on a ration supplemented with sesame cakes and group II (n=6) on a r...

Journal: :E3S web of conferences 2021

The goal of this study was to investigate the reproductive profile male Senduro Goats as superior candidates based on data semen quality. experiment carried out ten kept at Singosari Animal Husbandry Service Unit in East Java, Indonesia. An artificial vagina used collect sperm. macroscopic and microscopic qualities fresh Goat sperm have been observed. Color, volume, smell, pH, viscosity were ex...

Journal: :Animal reproduction science 2000
B Leboeuf B Restall S Salamon

Environmental influences on reproduction and semen production in the buck, the problem of interaction between seminal plasma and egg yolk or milk constituents in diluent, liquid storage and processing of semen for freezing are discussed. A review is given on the use of frozen-thawed semen for artificial insemination (AI) in spontaneous and induced oestrus and factors influencing the fertility.

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