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WINTER SURVIVAL OF THE RYE JOINTWORM, HARMOLITA SECALE (HYMENOPTERA: EURYTOMIDAE)

Published online by Cambridge University Press:  31 May 2012

R. W. Salt
R. W. Salt
Affiliation:
Research Station, Canada Department of Agriculture, Lethbridge, Alberta
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Abstract

Winter survival of the rye jointworm depends upon the intensity and duration of subzero temperatures, depth of snow cover, and the height at which the larvae hibernate in the stem.

Type
Articles
Information
The Canadian Entomologist , Volume 103 , Issue 2 , February 1971 , pp. 286 - 287
Copyright
Copyright © Entomological Society of Canada 1971

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References

Holmes, N. D. and Blakeley, P. E.. 1971. The rye jointworm (Hymenoptera: Eurytomidae), a new insect pest in western Canada. Can. Ent. 103: 277–280.CrossRefGoogle Scholar
Salt, R. W. 1966. Relation between the time of freezing and temperature in supercooled larvae of Cephus cinctus Nort. Can. J. Zool. 44: 947–952.CrossRefGoogle Scholar
Sømme, L. 1964. Effects of glycerol on cold-hardiness in insects. Can. J. Zool. 42: 87–101.CrossRefGoogle Scholar