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The history of artificial insemination: Selected notes and notables
TLDR
The history of development of AI is reviewed, particularly in dairy cattle, in which the impact on genetic improvement and control of venereal diseases have been greatest.
Time of Artificial Insemination and Fertility in Dairy Cattle
TLDR
A single mid-morning insemination for all cows first seen in estrus the night before or the same morning should give near maximum conception.
Fertility in New York Artificially Inseminated Holstein Herds in Dairy Herd Improvement
TLDR
As size of herds increased, reproductive efficiency, as indicated by conception rate, declined; however, milk produced per cow increased, and lengths of dry period were not influenced by production or herd size but did increase with age of cow.
Testicular growth and related sperm output in dairy bulls.
Extender and centrifugation effects on the motility patterns of slow-cooled stallion spermatozoa.
Slow-cooled stallion spermatozoa, with and without seminal plasma removed by centrifugation, were diluted in Kenney's extender (KE) containing nonfat dry skim milk with glucose and antibiotics or in
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