Title: Report of the International conference of phytopathology and economic entomology, Holland, 1923
First published: 1923
Subjects: Congresses, Entomology, Injurious and beneficial Insects, Insects, Injurious and beneficial, International conference of phytopathology and economic entomology, Wageningen and Baarn, Netherlands, 1923, Plant diseases, Insect pests
LC classification: SB599 .I73 1923