نتایج جستجو برای: holstein male calves

تعداد نتایج: 344087  

Journal: :Arquivo Brasileiro de Medicina Veterinária e Zootecnia 2001

Journal: :KnE Life Sciences 2021

The hemostatic properties of platelets to a large degree determine the activity metabolic processes that have great biological significance especially in early ontogeny. This study was conducted on 43 calves Holstein breed during phase milk-vegetable diet. It found observation period indicators were stable between 31 and 60 days life, platelet aggregation weakened. In blood there slight increas...

Journal: :Journal of animal science 2012
J C Bernal-Rigoli J D Allen J A Marchello S P Cuneo S R Garcia G Xie L W Hall C D Burrows G C Duff

As the dairy industry continues to grow, more dairy calves are available for dairy, beef, and veal purposes. Rearing systems must be highly efficient to make this industry cost efficient, making the evaluation of rearing methods important to establish the most practical method. A study was designed and conducted to evaluate effects of housing and feeding systems on performance of neonatal Holst...

Journal: :Journal of Veterinary Diagnostic Investigation 2001

2007
A. A. Sadeghi P. Shawrang

In the present study, the effects of natural zeolite clinoptilolite on absorption of immunoglobulins from colostrum and incidence of enteric diseases were evaluated. In a completely randomised design, thirty Holstein calves were fed pooled colostrum and then milk containing zero (control), 0.5 (T1), 1.0 (T2), 1.5 (T3) and 2.0 (T4) g clinoptilolite per kg body weight per day through day 45. Bloo...

Journal: :veterinary research forum 2014
mohammad tolouei kaleibar javad ashrafi helan ezzatollah fathi

an 8-day-old newborn female twin holstein calves with a history of weakness, anorexia, emaciation and convulsion were presented to tabriz university veterinary teaching hospital. on admission, the calves were febrile and recumbent. physical examination revealed many ticks from the external body surface of the animals, right and left prescapular lymphadenopathy, severe opisthotonos, nystagmus, p...

2016
J. P. Kachhawa Surender Kumar Ankita Sharma A. P. Singh Anil Ahuja

AIM The aim was to determine hemato-biochemical alterations and to determine the better treatment of theileriosis in naturally infected calves. MATERIALS AND METHODS A total of 74 Holstein crossbred calves below 6 months of age, of either sex were included for present investigation in Bikaner. Based on the clinical examinations and laboratory results, 20 calves included for hemato-biochemical...

Journal: :Reproduction, nutrition, development 2005
Klibs N Galvão José E P Santos Anelis Coscioni Marcos Villaseñor William M Sischo Anna Catharina B Berge

Fifty-two newborn Holstein calves with serum IgG concentrations less than 0.73 g.dL(-1) were randomly assigned to one of four treatments: no added live yeast (control), 0.5 g of live yeast added to the grain for 84 d (SC; Saccharomyces cerevisiae), 0.5 g of live yeast added to the milk for 42 d (SB; S. cerevisiae, spp. boulardii), and 0.5 g of live yeast added to the grain for 84 d and to the m...

Journal: :The Japanese journal of veterinary research 1990
N Seike K Utaka H Kanagawa

Sixty-five chromosomal preparations from bisected bovine embryos were examined and 43 embryos (66.2%) with metaphase plates were observed; however, only 25 embryos (38.5%) were sexed. Fifteen of the bisected embryos sexed by chromosomal analysis were transferred to each of the 15 recipients, and 5 recipients became pregnant. Female calves were born on December 28, 1985, August 2, 1986 and July ...

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