Are modern dairy cows suffering from modern diseases?
نویسندگان
چکیده
منابع مشابه
Nutrition and Reproduction in Modern Dairy Cows
Genetic improvement programs have done a great job selecting animals with superior genetics for milk production. Selection with emphasis on milk production is generally recognized as the single most important objective of breeding programs in dairy cattle worldwide. As a result of this improvement, the dairy cow has changed significantly over the past 7 decades with a remarkable increase in mil...
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Periparturient period in dairy cows is accompanied by numerous physiological, metabolic and nutritive changes. The way in which they occur and develop have a great influence on lactation performances, subclinical and clinical postparturient diseases and reproductive disorders, thus affecting the profitability as well. During periparturient period dairy cows may subject to the immune system func...
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Uterine diseases in dairy cows can be classified as puerperal metritis, clinical metritis, clinical endometritis, and subclinical endometritis. These diseases are highly prevalent (affect between 20 and 30% of dairy cows) in high producing dairy cows and have been associated with decreased pregnancy per artificial insemination (AI), extended interval to pregnancy, increased culling, and economi...
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In literary histories written in both Iran and the West it has generally be assumed that early modern Persian literary works are (technically inferior) copies of Western literary works. This has been and is still a claim. Almost no academically and scientifically sound works has substantiated this claim. While there is no point in denying a European influence on early modern Persian literature,...
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ژورنال
عنوان ژورنال: Vlaams Diergeneeskundig Tijdschrift
سال: 2012
ISSN: 0303-9021,0303-9021
DOI: 10.21825/vdt.v81i2.18361