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Lygus campestris (L.): A New Pest of Carrot Seed Crops1

Published online by Cambridge University Press:  31 May 2012

R. H. Handford
Affiliation:
Dominion Entomological Laboratory, Kamloops, British Columbia

Extract

Lygus campestris (L.) was a major contributing factor in a disastrous reduction of carrot seed yields in the district of Grand Forks, B.C., during 1947 and 1948.

Knight (1941) lists this species as “common in the northern states and Canada; Holarctic in distribution”. Of its food plants he reports: “Poison hemlock (Conium maculatum) and other plants of the family Umbelliferae; Illinois specimens have been collected on wild parsnip (Pastinaca sativa) and cow parsnip (Heracleum lanatum). Reported in Massachusetts and New Brunswick as a pest on celery plants”.

Type
Articles
Copyright
Copyright © Entomological Society of Canada 1949

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References

Literature Cited

Knight, H. H.The plant bugs, or Miridae, of Illinois. Bull. Ill. Nat. Hist. Survey 22(1): 154. 1941.Google Scholar