TY - JA AU - Roelfs,A.P. AU - Groth,J.V. TI - A comparison of virulence phenotypes in wheat stem rust [Puccinia graminis] populations reproducing sexually and asexually SN - 0031-949X U1 - 82-725181 PY - 1980/// KW - Fungal diseases KW - AGROVOC KW - Plant diseases KW - Wheat triticum spp N1 - ill. 18 ref; Peer-review: Yes - Open Access: Yes|http://science.thomsonreuters.com/cgi-bin/jrnlst/jlresults.cgi?PC=MASTER&ISSN=0031-949X T2 - Phytopathology ER -