نتایج جستجو برای: friesian backcross f0 holstein
تعداد نتایج: 19541 فیلتر نتایج به سال:
YUKSEL, S., L. TURGUT, M. YANAR, M. AKSU, G. KABAN and N. UNLU, 2011. Fatty acid composition, lean color and drip loss of the different muscles from young Holstein friesian bulls fi nished on diets containing varied proportions of wet sugar beet pulp and wheat straw. Bulg. J. Agric. Sci., 17: 696-703 The main purpose of this work is to determine meat quality attributes in 3 muscles of the Holst...
The decline of dairy cattle fertility worldwide remains a major concern, with conception rates to first service commonly below 40%. The length and severity of negative energy balance postpartum are unfavorably correlated with fertility, suggesting that the length and severity of negative energy balance and fertility are linked via several hormones or metabolites. These compounds therefore have ...
Milk performance (protein and fat content) and milk fatty acids (FA) profile of dairy cows under supplementation with two sources of concentrate, oilseeds (C, cottonseed) at two levels, low (5kg DM/cow/day) and high (7 kg DM/cow/day), and cereal grains (B, barley) at high rate (7 kg DM/cow/day), were studied in three herds (n=36) of spring calving Holstein-Friesian dairy cows (200 days in milk)...
A 3-year-old Holstein-Friesian cow was evaluated because of sudden onset of right hind limb lameness and pain with fetlock swelling for 2 days. Based on the history, clinical index scores and computed radiographic examinations, the case was accurately diagnosed to be a severely comminuted fracture of the proximal phalanx. This cow was assigned for conservative treatment with external coaptation...
This study aimed to compare the ferning score based on pH of cervical mucus and its relation with gestation calf gender cows. Ten Holstein Friesian crossbreed cows which were detected in estrus about be artificially inseminated, used for this study. Sample was collected using Metricheck observations. Pregnancy diagnosis conducted two months after insemination, calves recorded at parturition. in...
In this study, protein and salt distributions in the milk of 48 Holstein-Friesian cows were studied. Gross composition samples variation between individual was line with expectation. However, mineralisation casein fraction, expressed mmol protein-associated calcium per 10 g casein, differed >2-fold samples. Reasons for are unknown could not be correlated to and/or genetic variants caseins. Furt...
The present study was carried out on data of 3,425 Frieswal cattle (Holstein Friesian × Sahiwal cattle) maintained at Military Farm, Pimpri, Pune, Maharashtra. Total 9,094 lactation records were collected from cows born to 239 sires. analyzed using SAS software. normalized and utilized for studying effect genetic non-genetic factors milk yield. PROC GLM procedures used quantify the considered p...
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