TY  - BOOK
AU  - Walker,J.C.
TI  - Diseases of vegetable crops
AV  - SB732 .W3
U1  - 635 
PY  - 1952///
CY  - New York
PB  - McGraw-Hill
KW  - Vegetables
KW  - Diseases and pests
N1  - Includes bibliographies
ER  -