نتایج جستجو برای: holstein cow

تعداد نتایج: 23323  

Journal: :Forensic science international 2003
Hsing-Mei Hsieh Li-Hung Huang Li-Chin Tsai Yi-Chen Kuo Hsien-Huei Meng Adrian Linacre James Chun-I Lee

Material suspected of originating from species of Rhinoceros is frequently seized by forensic organizations investigating trade in endangered species. At present identification of the species is possible by DNA sequencing of the material, such as powdered rhinoceros horns. The unambiguous identification of rhino products using a 402 bp fragment of cytochrome b gene was investigated. This DNA se...

Journal: :Journal of the Japan Veterinary Medical Association 2011

ژورنال: علوم آب و خاک 2007
حسن نصیری مقدم, , محسن دانش مسگران, , سعید سبحانی‌راد, , مهدی بهگر, ,

This study was conducted to investigate the effect of formic and sulphuric acids on chemical composition, dry matter (DM) and crude protein (CP) degradability of alfalfa silage and its effect on early lactating Holstein cow as three trials. In the first trial, chopped alfalfa (22 and 33% DM) was ensiled with three levels of formic acid (0.0, 15 and 20 ml/kg DM) and two levels of sulphuric acid ...

حسن نصیری مقدم, , محسن دانش مسگران, , سعید سبحانی‌راد, , مهدی بهگر, ,

This study was conducted to investigate the effect of formic and sulphuric acids on chemical composition, dry matter (DM) and crude protein (CP) degradability of alfalfa silage and its effect on early lactating Holstein cow as three trials. In the first trial, chopped alfalfa (22 and 33% DM) was ensiled with three levels of formic acid (0.0, 15 and 20 ml/kg DM) and two levels of sulphuric acid ...

Journal: :تولیدات دامی 0
مهشید محمدپناه کارشناس ارشد، گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه بیرجند، بیرجند، ایران همایون فرهنگ فر استاد گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه بیرجند، بیرجند، ایران مسلم باشتنی دانشیار گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه بیرجند، بیرجند، ایران

correlation between breeding value of crude milk (cm) and energy-corrected milk (ecm) was studied based on a total of 774,013 test day records belongs to 88,456 first-parity holsteins dairy cattle calving during 1997-2009 in 165 herds (from six provinces). genetic analysis of the traits was carried out by a fixed regression test day model. in the model, effects of herd, calving year, production...

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