THE IDENTIFICATION AND ORIGIN OF THE STRAINS OF THE LARCH SAWFLY, PRISTIPHORA ERICHSONII (HYMENOPTERA: TENTHREDINIDAE), IN NORTH AMERICA
Abstract This study identifies and presents a key to five strains of the larch sawfly, Pristiphora erichsonii (Hartig), which are designated Aweme, Fernie, Ambleside, Thirlmire, and Salzburg. Aweme and Fernie strains occur only in North America and Salzburg strain is confined to Eurasia. Two Eurasia...
Published in: | The Canadian Entomologist |
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Format: | Article in Journal/Newspaper |
Language: | English |
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Cambridge University Press (CUP)
1974
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Online Access: | http://dx.doi.org/10.4039/ent1061121-11 https://www.cambridge.org/core/services/aop-cambridge-core/content/view/S0008347X00027802 |