TY - JA AU - Perkins,J.M TI - The principal component analysis of genotype-environmental interactions and physical measures of the environment PY - 1972/// N1 - Peer-review: Yes - Open Access: Yes|http://science.thomsonreuters.com/cgi-bin/jrnlst/jlresults.cgi?PC=MASTER&ISSN=0018-067X T2 - Heredity ER -