Walker, J. C. 1893-
Diseases of vegetable crops. - 1st ed. - New York, McGraw-Hill, 1952. - ix, 529 p. illus. 24 cm. - McGraw-Hill publications in the agricultural sciences .
Includes bibliographies.
agr52000409
GB52-5658
Vegetables--Diseases and pests.
SB732 / .W3
635
Diseases of vegetable crops. - 1st ed. - New York, McGraw-Hill, 1952. - ix, 529 p. illus. 24 cm. - McGraw-Hill publications in the agricultural sciences .
Includes bibliographies.
agr52000409
GB52-5658
Vegetables--Diseases and pests.
SB732 / .W3
635