Zobrazeno 1 - 7 of 7 pro vyhledávání: '"L. G. Gentner"'
1
Present Status of Biological Control of the Pear Psylla in Southern Oregon1
Autor: D. W. Berry, P. H. Westigard, L. G. Gentner
Publikováno v: Journal of Economic Entomology. 61:740-743
Studies were conducted over a 3-year period in southern Oregon pear orchards to evaluate the potential of natural enemies of the pear psylla, Psylla pyricola Foerster, to maintain populations of this pest below the levels where direct damage to the f
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5ae74c1c32f38e5e3c5d7a7b6098acf7
https://doi.org/10.1093/jee/61.3.740
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2
The changing role of soil pests attacking potato tubers
Autor: R. F. Koontz, L. G. Gentner, H. E. Morrison, R. W. Every
Publikováno v: American Potato Journal. 44:137-144
Published January 1967. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8f27162791e5a27e5cb027321318dc5d
https://doi.org/10.1007/bf02862912
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6
THE SYSTEMATIC STATUS OF THE MINT FLEA BEETLE (CHRYSOM., COLEOP.), WITH ADDITIONAL NOTES
Autor: L. G. Gentner
Publikováno v: The Canadian Entomologist. 60:264-266
Some interesting developments recently have taken place with reference to the systematic status and distribution of the mint flea beetle, as we know it in America, which tend to clear up the origin of the pest in this country.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::782737f1f2e13d7b6ca93bc16ee25671
https://doi.org/10.4039/ent60264-11
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