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PLAGIOGNATHUS MEDICAGUS (HEMIPTERA: MIRIDAE): DESCRIPTIONS OF EGG AND FIVE NYMPHAL INSTARS1

Published online by Cambridge University Press:  31 May 2012

J. C. Arrand
Affiliation:
Research Station, Canada Department of Agriculture, Saskatoon, Saskatchewan
H. McMahon
Affiliation:
Research Station, Canada Department of Agriculture, Saskatoon, Saskatchewan

Abstract

The egg and five nymphal instars of Plagiognathus medicagus Arrand, a pest of alfalfa in Western Canada, are described and illustrated. A key for ready separation of the nymphal instars is provided.

Type
Articles
Copyright
Copyright © Entomological Society of Canada 1974

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References

Arrand, J. C. 1958. A new species of Plagiognathus from alfalfa in Western Canada (Hemiptera: Miridae). Can. Ent. 90: 497500.CrossRefGoogle Scholar