TY - JA AU - Van Der Walt,W.J. AU - Brink,R.A. TI - Geographic distribution of Para mutable and paramutagenic R alleles in maize PY - 1969/// N1 - Peer-review: Yes - Open Access: Yes|http://science.thomsonreuters.com/cgi-bin/jrnlst/jlresults.cgi?PC=MASTER&ISSN=1943-2631 T2 - Genetics ER -