TY  - JA
AU  - Sanchez Villanueva,P.
AU  - Fuentes Dávila,G.
TI  - Certified wheat seed production and Karnal bunt in the Yaqui Valley, Sonora, Mexico:  From 1982-83 to 1992-93
PY  - 1993///
KW  - Mexico
KW  - Seed certification
KW  - Seed production
KW  - Sonora
N1  - Abstract only; Peer-review: Yes - Open Access: Yes|http://science.thomsonreuters.com/cgi-bin/jrnlst/jlresults.cgi?PC=MASTER&ISSN=0031-949X
T2  - Phytopathology
ER  -