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OBSERVATIONS ON PARASITES OF SOME CANADIAN GRASSHOPPERS*

Published online by Cambridge University Press:  31 May 2012

R. W. Smith
Affiliation:
Belleville, Ontario

Extract

An investigation of the parasites of the pest species of grasshoppers in Canada is now being carried out as a co-operative project between the Field Crop Investigations Unit of the Division of Entomology and the Parasite Laboratory of the Dominion Department of Agriculture.

Type
Articles
Copyright
Copyright © Entomological Society of Canada 1944

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References

* Contribution No. 2252, Division of Entomology, Science Service, Department of Agriculture, Ottawa, Canada.