TY  - BOOK
AU  - 
TI  - Abstracts of papers: IX International Congress of Plant Protection and 71st Annual Meeting of The American Phytopahological Society
PY  - 1979///
CY  - Washington
PB  - The American Phytopathological Society
KW  - Plant Protection
N1  - Supported by American Chemical Society ( Pesticide Divison) The American Phytopathological Society Entomological Society of America Society of Nematology Weed science Society of America
ER  -