TY  - BOOK
AU  - Walker,John Charles
TI  - Diseases of vegetable crops
U1  - 635.923 22
PY  - 1952///
CY  - New York, Torento, London
PB  - McGraw-hill Book Company
KW  - Plant Patheology
KW  - Vegetables
KW  -  Diseases and pests
KW  - Hortalizas
KW  -  Enfermedades  plagas
N1  - Includes index
ER  -