Genetic relationships between station performance-testing and « on-farm » testing in pigs
نویسندگان
چکیده
منابع مشابه
Genetic correlations between test station and on-farm performance for growth rate and backfat in pigs.
Record of performance data taken on Yorkshire pigs on-farm in 123 breeder herds and at a central test station were used to estimate genetic correlations between measures of backfat depth and days to 90 kg on boars at the test station and boars and gilts on-farm. The data involved records on 3,513 station-tested boars, 13,760 farm-tested boars and 28,203 farm-tested gilts from 838, 2,098 and 2,3...
متن کاملGenetic Linking of Pig Farm, Testing Station and Artificial Insemination Centre
Growth rate and fat records were analysed from four breeding centres, three farms and a boar testing station. The centres were genetically linked through the use of common AI sires (formal) and other breeding animals (informal). Practical difficulties were experienced in achieving satisfactory levels of formal linkage. Linkage placed the mean breeding merits of the different breeding centres in...
متن کاملPotency Testing of Modified Alum Adjuvant Haemorrhagic Septicaemia Vaccine in Laborlltory and Farm Animais.
متن کامل
on translation of phatic communion and socio-cultural relationships between the characters of the novels
phatic communion is a cultural concept which differs across cultures. according to hofstede (2001), the u.s. tends to have individualistic culture; however, asian countries tend to have collectivistic cultures. these cultures view phatic communion differently. in individualistic cultures like u.s., phatic communion reflects speakers’ socio-cultural relationships in conversations. to see whether...
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ژورنال
عنوان ژورنال: Annales de Zootechnie
سال: 1985
ISSN: 0003-424X
DOI: 10.1051/animres:19850316