If you are experiencing problems downloading PDF or HTML fulltext, our helpdesk recommend clearing your browser cache and trying again. If you need help in clearing your cache, please click here . Still need help? Email email@example.com
Authors: BALL, H. J.; ALLEN, T. C.
Source: Journal of Economic Entomology, Volume 42, Number 2, April 1949, pp. 394-396(3)
Publisher: Entomological Society of America
Document Type: Research Article
Publication date: April 1, 1949