OPTIMAL SELECTION FROM FAMILIES

被引:17
作者
LINDGREN, D [1 ]
WEI, RP [1 ]
BONDESSON, L [1 ]
机构
[1] SWEDISH UNIV AGR SCI,DEPT BIOMETRY & FOREST MANAGEMENT,S-90183 UMEA,SWEDEN
关键词
EFFECTIVE POPULATION NUMBER; GENETIC DIVERSITY; RESPONSE TO SELECTION;
D O I
10.1038/hdy.1993.88
中图分类号
Q14 [生态学(生物生态学)];
学科分类号
071012 ; 0713 ;
摘要
A method of finding the optimal selected proportions within large individual families s derived. The method identifies family contributions which maximize genetic gain at a given diversity and selected proportion (or rather suggests an optimum combination of these three entities). The population considered is a number of large unrelated families with normal within-family variation. The optimally selected proportion of members from a family is dependent on the average breeding value of the family, the average selected proportion, the diversity, the heritability and the intraclass correlation for the family type. A numerical example is given.
引用
收藏
页码:619 / 621
页数:3
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