Seasonal distribution in conceptions by artificial insemination.
نویسندگان
چکیده
منابع مشابه
Seasonal distribution in conceptions achieved by artificial insemination by donor.
The distribution of conceptions after artificial insemination from a donor was studied in 259 conceptions at an artificial insemination clinic and found to be seasonal. Conception was not influenced by the number of donors or patients attending the clinic, the frequency of inseminations, or medical skill. Conception was more common from early winter until early spring (October to March) with a ...
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A GROUP of dairymen in New Jersey organized in 1938 the first cooperative in the United States for the artificial insemination of their cows. This method of serving females without natural mating has since become one of the most significant programs for livestock improvement in the history of American agriculture. A great deal of research has been done on all phases. A basic contribution was th...
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[2] Artificial insemination is a relatively simple medical procedure by which semen obtained by masturbation is deposited by means of a syringe in or near the cervix of the woman's uterus. Artificial insemination is of two basic types: homologous insemination, when the semen is obtained from the husband (AIH); and heterologous insemination, when the semen is obtained from a donor (AID). AIH is ...
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ژورنال
عنوان ژورنال: BMJ
سال: 1988
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.297.6663.1611