Plant pathology
Walaker, John Charles
Plant pathology John Charles Walaker - New York McGraw-hill book company, inc. 1997 - 707p.
Includes index
biology
Plant pathology
571.92 / WAL
Plant pathology John Charles Walaker - New York McGraw-hill book company, inc. 1997 - 707p.
Includes index
biology
Plant pathology
571.92 / WAL