The analysis of the NSW wheat variety database .2. Variance component estimation

被引:51
作者
Cullis, BR
Thomson, FM
Fisher, JA
Gilmour, AR
Thompson, R
机构
[1] AGR RES CTR,ORANGE,NSW 2800,AUSTRALIA
[2] AFRC,ROSLIN INST,EDINBURGH EH25 9PS,MIDLOTHIAN,SCOTLAND
关键词
genotype-by-environment interaction; REML; variance components;
D O I
10.1007/BF00222948
中图分类号
S3 [农学(农艺学)];
学科分类号
0901 ;
摘要
The efficiency of various trialling systems for wheat variety evaluation in New South Wales (NSW) is considered. This involved the estimation of the variance components due to genotype, genotype-by-year, genotype-by-location and genotype-by-year-by-location. It is shown that there is a significant reduction in the magnitude of these variance components by the inclusion of the interaction of genotype maturity, winter habit and aluminium tolerance with environment.
引用
收藏
页码:28 / 39
页数:12
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