TY - JA AU - Henson,J.M. AU - French,R. TI - The polymerase chain reaction and plant disease diagnosis PY - 1993/// N1 - Peer-review: Yes - Open Access: Yes|http://science.thomsonreuters.com/cgi-bin/jrnlst/jlresults.cgi?PC=MASTER&ISSN=0066-4286 T2 - Annual Review of Phytopathology ER -