Factors affecting milk freezing point from Montbeliard and prim Holstein cows
نویسندگان
چکیده
منابع مشابه
Factors affecting reproductive performance in high milk-producing Holstein cows.
Although the number of dairy farms is decreasing, that of large farms is increasing in Japan. Milk production in Japanese dairy cows has increased from 62 kg/year to 88 kg/year over the last 2 decades. However, Japanese dairy cows are experiencing a sustained decline in reproductive performance, calving intervals, and days open; further, the number of inseminations required for conception have ...
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BACKGROUND Whether the measurement of cortisol in dairy cows can be used as a biomarker of adverse environmental or pathophysiological conditions is still under of scientific debate. In these situations, several systems mainly the hypothalamic-pituitary-adrenal axis, the autonomic nervous system, and the immune system are recruited to reestablish homeostasis. A first aim of the present study wa...
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ژورنال
عنوان ژورنال: FME Transactions
سال: 2019
ISSN: 1451-2092,2406-128X
DOI: 10.5937/fmet1901129b