The duration of gestation in dairy cows is of importance to the dairy husbandman from a management standpoint, for it is desirable that dairy cows be in a no~ l-lactating state during the last 6 to 8 wk. of each pregnancy. Thus, it is possible to prepare the cow physically for...
Nutritional management of the transition cow in the 21st century – a paradigm shift in thinking The transition period is defined as the 6鈥 8 weeks encompassing late pregnancy and early lactation, involving coordinated changes across multiple tissues a... JR Roche,AW Bell,TR Overton,... - 《...
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Pregnancy, decreased feed intake during late gestation, lactogenesis, and parturition have dramatic effects on metabolism in dairy cows during the transiti... RR Grummer - 《Journal of Animal Science》 被引量: 1290发表: 1995年 The effect of genetic merit and production system on dairy cow ferti...
A total of 164 dairy cows belongs to different breeds,... SC Mondal,MM Alam,MM Rashid,... - 《Pakistan Journal of Nutrition》 被引量: 20发表: 2005年 Behavioural and Physical Signs Associated with Oestrus and Some Aspects of Reproductive Performance in Fogera Cows and Heifers An ...
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Naproxen was, therefore, administered on a more continuous basis by subcutaneous implantation of pellets in rat and hamster, or orally every four hours in the rat. Either of these regimens was then able to postpone parturition beyond the range of deliveries in control animals. In such naproxen ...
The transition from gestation to peak lactation in high-yielding dairy cows is characterized by coordinated physiological and metabolic adaptations involving numerous tissues (Bell, 1995; Grummer, 1995; Bauman, 2000). As a part of this response, the gastrointestinal tract and liver must increase capac...
Effect of late-gestation maternal heat stress on growth and immune function of dairy calvesheat stressgrowthimmune functionHeat stress during the dry period affects the cow's mammary gland development, metabolism, and immunity during the transition period. However, the effect of late-gestation heat ...
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