Controlled Sheep Breeding: Update 1980-1985
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چکیده
منابع مشابه
Projections of National Health Expenditures, 1980, 1985, and 1990
This paper presents projections of national health expenditures by type of expenditure and sources of funds for 1980, 1985, and 1990. A major purpose of these projections is to provide a baseline for health care expenditures in the absence of national health insurance and cost containment. Rapid growth in health expenditures is projected to continue to 1990. National health expenditures increas...
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Breeding objectives were developed for Targhee sheep under rangeland production conditions. Traits considered were those for which EPD were available from the US National Sheep Improvement Program and included direct and maternal effects on 120-d weaning weight (WW and MM, respectively); yearling weight (YW); yearling fleece weight, fiber diameter, and staple length; and percent lamb crop (PLC)...
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Article available on line / Article disponible en ligne à l’adresse : -------------------------------------------------------------------------------------------------------------------------------------------------------------------------http://om.ciheam.org/article.php?IDPDF=3600060 ---------------------------------------------------------------------------------------------------------------...
متن کاملBreeding & Genetics: Swine, sheep, goat and dog breeding
Economic weights for sow productivity traits in pure-line pig populations were derived from a single profit equation in order to provide flexibility to alternative market requirements or production systems. The profit function method was modified to account for differences in piglet perinatal survival environment imposed by litter size at birth. Both the 100kg finished pig and the feeder pig ma...
متن کاملApplication of myostatin in sheep breeding programs: A review
Myostatin or growth and differentiation factor 8 (GDF8), has been known as the factor causing double muscling phenotypes in which a series of mutations make the myostatin protein inactive, hence disabling it to regulate the deposition of muscle fibre. This phenotype happens with high frequency in a breed of sheep known as the Texel. Quantitative trait loci (QTL) studies show that a portion of t...
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ژورنال
عنوان ژورنال: Australian Journal of Biological Sciences
سال: 1988
ISSN: 0004-9417
DOI: 10.1071/bi9880001