Zobrazeno 1 - 10
of 48
pro vyhledávání: '"Darrell W, Ross"'
Publikováno v:
Journal of Economic Entomology. 114:2121-2126
Douglas-fir beetle, Dendroctonus pseudotsugae Hopkins (DFB), is the most damaging insect pest of Douglas-fir, Pseudotsuga menziesii (Mirb.) Franco, in western North America. Individual high-value trees and stands can be protected during DFB outbreaks
Autor:
Darrell W. Ross, Brian T. Sullivan
Publikováno v:
The Canadian Entomologist. 153:150-156
The Douglas-fir beetle (Dendroctonus pseudotsugae Hopkins) (Coleoptera: Curculionidae) antiaggregation pheromone, 3-methylcyclohex-2-en-1-one (MCH), has been used since 2000 to protect high-value trees and stands throughout western North America. Ope
Autor:
Darrell W. Ross
Publikováno v:
The Canadian Entomologist. 153:62-78
This paper reviews the literature on the identification of 3-methylcyclohex-2-en-1-one (MCH) as the antiaggregation pheromone of the Douglas-fir beetle (Dendroctonus pseudotsugae Hopkins) (Coleoptera: Curculionidae) and the development of successful
Publikováno v:
Environmental Entomology. 49:1437-1448
The status of wild bees has received increased interest following recent estimates of large-scale declines in their abundances across the United States. However, basic information is limited regarding the factors affecting wild bee communities in tem
Publikováno v:
Environmental entomology. 51(1)
The Douglas-fir beetle (Dendroctonus pseudotsugae Hopkins) occasionally colonizes western larch [Larix occidentalis Nutt. (Pinales: Pinaceae)] growing in close proximity to its primary host, Douglas-fir [Pseudotsuga menziesii (Mirb.) Franco (Pinales:
Publikováno v:
The Canadian Entomologist. 151:777-782
Western hemlock,Tsuga heterophylla(Rafinesque) Sargent (Pinaceae), trees growing in a clonal, commercial seed orchard on Whidbey Island, Washington, United States of America were assessed forAdelges tsugae(Annand) (Hemiptera: Adelgidae) infestation l
Publikováno v:
Pan-Pacific Entomologist. 93:56-60
As part of a comprehensive study to survey predators associated with hemlock woolly adelgid, Adelges tsugae Annand, 1928 in the Pacific Northwest (PNW), U.S.A. (Kohler et al. 2008), predators of balsam woolly adelgid, Adelges piceae (Ratzeburg, 1844)
Publikováno v:
Environmental entomology. 49(4)
Two species of silver fly, Leucopis argenticollis (Zetterstedt) and Leucopis piniperda (Malloch) (Diptera: Chamaemyiidae), from the Pacific Northwest region of North America have been identified as potential biological control agents of hemlock wooll
Coexistence of three specialist predators of the hemlock woolly adelgid in the Pacific Northwest USA
Publikováno v:
Bulletin of entomological research. 110(3)
The hemlock woolly adelgid (Hemiptera: Adelgidae: Adelges tsugae Annand) is an invasive insect, introduced from Japan to eastern North America, where it causes decline and death of hemlock trees. There is a closely related lineage of A. tsugae native
Autor:
Joel D. McMillin, Justin B. Runyon, Agenor Mafra-Neto, Darrell W. Ross, Monica L. Gaylord, Tom W. Coleman, Christopher J. Fettig, Gabriel G Foote, Leif A. Mortenson, Andrew D. Graves
Publikováno v:
Journal of economic entomology. 113(4)
Douglas-fir, Pseudotsuga menziesii (Mirb.) Franco, trees and stands can be protected from Douglas-fir beetle, Dendroctonus pseudotsugae Hopkins (DFB)-caused mortality by application of synthetic formulations of the beetle’s antiaggregation pheromon