Bull Management and Nutrition
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چکیده
منابع مشابه
Effects of bull exposure and body growth on onset of puberty in Bunaji and Friesian x Bunaji heifers.
A total of ninety seven pre-pubertal Bunaji (BJ) and Friesian-Bunaji (FR x BJ) heifers were allotted randomly to two treatments groups for a period of 15 months. The treatment groups consisted of the followings: Mature Bull Exposure (MBE) and No Bull Exposure (NBE). Heifers were body condition scored and their live weights recorded on 28 days consecutive intervals. A heifer tactile stimulation ...
متن کاملEffect of Sperm Quality of Beef Cattle on Fertility Percentage
Pregnancy rate evaluation of the profitability of any beef cattle operations, the profit or loss is one of the most important factors determining. Emphasis and focus on adequate nutrition and reproductive management beef cattle herd, but, unfortunately, most placed little emphasis on beef cattle operations kept. However, each beef cattle breeding season during a typical cow-calf operation in 15...
متن کاملManagement Considerations to Minimize Reproductive Disease in the Beef Herd
Many conditions affect the reproductive performance of the beef herd, including nutrition, bull fertility, and environmental stresses. Perhaps none have the potential to create more significant losses than infectious diseases. Infectious diseases affecting reproduction can create losses throughout the entire reproductive cycle by decreasing ovulation rates, fertilization rates, embryonic surviv...
متن کاملEvidence of an inherited factor in trophopathic hepatitis.
Balch, C. C. (1950). Brit. J. Nutr. 4, 361. Balch, C. C., Bartlett, S. & Johnson, V. W. (1951). J. agric. Sci. 41, 98. Balch, C. C. & Johnson, V. W. (1950). Brit. J. Nutr. 4, 389. Kellner, 0. (1907). Die Ernahrung der Lundwirtschuftlichen Nutztiere, 4th ed. Berlin: Paul Taray. Larsen, C., Hungerford, E. H. & Bailey, D. E. (1917). Bull. S. Dak. ugric. Exp. Sta. no. 175. Wood, T. B. (1927). Bull....
متن کاملAn Update on Management Programs for Holstein Calves
Holstein calves (both bulls and heifers) are of great financial importance to both dairies and feedyards in the desert southwest. For steers, their availability and uniformity and overall production have out weighed the potential deficits in carcass characteristics (smaller and elongated ribeye area, increase kidney, pelvic and heart fat, etc.) and increased maintenance costs. In Arizona alone,...
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تاریخ انتشار 2012