Perinatal lamb mortality - its investigation, causes and control
نویسندگان
چکیده
منابع مشابه
Winter mortality and its causes.
In the 1970s scientific research focussed for the first time on dramatic rises in mortality every winter, and on smaller rises in unusually hot weather. Following the recent decline in influenza epidemics, approximately half of excess winter deaths are due to coronary thrombosis. These peak about two days after the peak of a cold spell. Approximately half the remaining winter deaths are caused ...
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ژورنال
عنوان ژورنال: Journal of the South African Veterinary Association
سال: 1991
ISSN: 2224-9435,1019-9128
DOI: 10.4102/jsava.v62i2.1599