British Columbia’s forest insect defoliators. FHTET 96-10; 27 ref. Three nearly consecutive outbreaks (two for eastern hemlock looper and one for spruce budworm) in 25 years ''shaped the future of forestry'' in Newfoundland, and played a major role in reducing volume growth from 51.7 million m³ in 1970 to 26.6 million m³ in 1990 (Van Dusen, 1991). Co. Inc. Hewitt C, 1920. Environmental Entomology. A related species, the hemlock looper (Lambdina fiscellaria) occurs in eastern North America from Georgia north to Nova Scotia and west to Wisconsin. A history of recorded eastern hemlock looper outbreaks in Newfoundland. Otvos IS, Clarke LJ, Durling DS, 1979. Lambdina fiscellaria fiscellaria. Parfett N, Otvos IS, Van Sickle AV, 1995. Teillon H, Burns B, Kelley R, 1991. Leidyana canadensis n. sp. West RJ, Kenis M, 1997. ), is distributed from Newfoundland to Alberta in Canada, and is a serious forest pest in mature stands of balsam fir, Abies balsamea (L.), and eastern hemlock, Tsuga canadensis (L.) Carriere. Developmental polymorphism in a Newfoundland population of the hemlock looper, Lambdina fiscellaria (Lepidoptera: Geometridae). Jobin L, 1996. Phyllophagous: Feeds on the leaves of plants. Koot HP, 1994. DOI:10.1079/9780851995274.0141. In: Proceedings Forest Research Marketplace. CABI is a registered EU trademark. Canadian Entomologist, 129(4):613-626; 22 ref. Photographic images and history of forest insect investigations on the Pacific Slope, 1903-1953. Victoria BC, Canada: Canadian Department of Forests, Forest Entomology and Pathology Branch, Forest Entomology Pathology Laboratory, Interim Report (unpublished). Fowler RF, Wilson LF, Paananen DM, 1986. What is the abbreviation for Western Hemlock Looper? Insects of Western North America. PNW-61, 1967. pp. Environment Canada, Canadian Forestry Service, Newfoundland Forest Research Centre, Information Report, N-X-68. Forest insect conditions in Alaska-1965 summary., Juneau, Alaska: USDA, Forest Service, Division Timber Mgmt. Scientific Agriculture. Insect Pest Control, 6 Massachusetts Department of Environment Management, Division Forests and Parks. Natural regeneration of Douglas fir in the Pacific NW. Dewey J, Ciesla W, Lood R, 1972. Enhancement of the activity of a nuclear polyhedrosis virus by an optical brightener in the eastern hemlock looper, Lambdina fiscellaria fiscellaria (Lepidoptera: Geometridae). In: Proceedings First Canadian Symposium on Remote Sensing, Ottawa ON, Feb. 1972, 1:145-148. Report of the entomologist and botanist (Parasites of the Vancouver Island oak-looper, Ellopia somnaria, Hulst). Washing hemlock looper eggs. 1976. Agency of Natural Resources, Department of Forests, Parks and Recreation., Division of Forestry, Waterbury VT, 26. doi: 10.4039/ent1041511-10 corpus id: 84372615. an extraction method for rapid sampling of eastern hemlock looper eggs, lambdina fiscellaria fiscellaria (lepidoptera: geometridae) Forest insect and disease conditions in Vermont-calendar year 1991. American Entomologist. Ottawa, Ontario Canada, xii + 330 pp. Foliar biomass estimates from satellite imagery for balsam fir stands defoliated by the hemlock looper. Régionale de la Côte-Nord. Crosby D, Baker B, 1966. Forest insect and disease conditions - Northern Region - 1972. Annual Review of Entomology, 16:289-323. Forest insect and disease conditions in Alaska during 1966. [2 ref.]. Portland Oregon, USA: USDA, Bureau of Entomology, Forest Insect Investigations. ; 23 ref. Torgersen TR, Baker BH, 1967. Silk PJ, Lonergan GC, Northcott CJ, Nielsen K, Kettela EG, 1993. Insect Molecular Biology, 8(1):97-106; 29 ref. Graham SA, Knight FB, 1965. Hemlock, balsam fir, and white spruce are most at risk. In: Proceedings North American Forest Insect Work Conference, Denver CO PNW-GTR-294, 163-164. Range Exp. Canadian Entomologist, 131(5):659-669; 49 ref. Rapport Interne, (unpublished). When several references are cited, they may give conflicting information on the status. Information Leaflet - Quebec Region, Forestry Canada, No. Eastern hemlock (Tsuga canadensis), also called Canada hemlock or hemlock spruce, is a slow-growing long-lived tree which unlike many trees grows well in shade. Hemlock loopers in Canada; biology, pest status and potential for biological control. Otvos IS, 1974. )(Lepidoptera: Geometridae) in eastern Canada and northeastern United States. In 1995, 1996 and 1997 insects were collected using Malaise traps suspended into the balsam fir canopy. In: Brand DG, ed. Canad. Crosby D, Baker B, 1966. Kerr T W, 1971. Management strategies for forest insect defoliators in British Columbia. MacLean DA, Ebert P, 1999. In: Proceedings US National Museum, 93:120-128. In: Proceedings North American Forest Insect Work Conference, Denver CO PNW-GTR-294, 163-164. Remote sensing in integrated forest pest management with special reference to the eastern spruce budworm. Classification of hemlock looper defoliation from satellite imagery. Control of the Hemlock looper. J. econ. Hemlock looper in New Brunswick in 1992. West R, 1997. USDA, Forest Service, Forest Insect Laboratory. Report of the Department of Agriculture, Concord New Hampshire. Annual Report-1951. ; 29 ref. Subfamily Ennominp. DOI:10.1603/EN12129, MacLean D A, Ebert P, 1999. Classification of hemlock looper defoliation from satellite imagery. The impact of hemlock looper (Lambdina fiscellaria fiscellaria (Guen.)) Eastern Hemlock Looper Lambdina fiscellaria fiscellaria (Guenée) Lepidoptera: Geometridae Dobesberger, E. J. Information on host(s) Main host(s) Balsam fir, black spruce, eastern hemlock, sugar maple, white birch, white spruce. Photo by Jed Dewey Toronto, ON, Canada: Ontario Ministry of Natural Resources and Forestry Canada, Nov. 21-23, 1989, 50. Incidence of Leidyana canadensis (Apicomplexa: Eugregarinida) in Lambdina fiscellaria fiscellaria larvae (Lepidoptera: Geometridae). Scientific Agriculture, 14:669-678. 4. Bhiry N, Filion L, 1996. History of the Hemlock looper, Lambdina fiscellaria fiscellaria (Guen.) NRC-CFS. ), on eastern hemlock and balsam fir in Maine; March 8-10, 1993; Latham NY. 73-1, 6-7. Agric. Ottawa, ON, Canada: Canadian Forestry Service, Report of the Sixteenth Annual Forest Pest Control Forum, Nov. 15-17, 90-104. Four L Lumber News, 11:16-20. Eastern hemlock (Tsuga canadensis), also called Canada hemlock or hemlock spruce, is a slow-growing long-lived tree which unlike many conifers grows well in shade. ; 15 ref. The hemlock looper in Maine-1992 and a forecast for 1993. Lamdina fiscellaria fiscellaria (Guenée) Lepidoptera: Geometridae. No. Journal of the Entomological Society of British Columbia, 97:19-24; 16 ref. Status of some forest pests in Nova Scotia. Wyatt GR, 1946. In: Information Report, LAU-X-113, Department Natural Resources, Can Forest Service, Quebec Region. Hemlock looper, Lambdina fiscellaria. Because of its shallow root system, eastern hemlock is very susceptible to drought injury and windthrow and is … Detailed coverage of invasive species threatening livelihoods and the environment worldwide. Canadian Entomologist, 105(11):1435-1441, Otvos IS, Taylor ME, 1970. Other activities in forest pest control. Weyerhaeuser Forest Research Center. Silver G, 1962. Woody Points, 14(4). Craighead F, Middleton W, 1930. pathogenicity tests of nuclear polyhedrosis viruses infecting the eastern hemlock looper, lambdina fiscellaria fiscellaria (lepidoptera: geometridae)1 - volume 102 issue 12 - j. c. cunningham This report reviews the six eastern hemlock looper outbreaks that are known to have occurred in Newfoundland this century. Canadian Department Agriculture, Division of Entomology, Forest Insect Investigations. The impact of the eastern hemlock looper (Lambdina fiscellaria fiscellaria [Guenée]) in north central New Brunswick. Two species of Entomophthora pathogenic to the eastern hemlock looper (Lepidoptera: Geometridae) in Newfoundland. Canadian Entomologist, 121(1):55-63; 8 ref. Sampling methods for monitoring population changes of the eastern hemlock looper. In: General Technical Report, North Central Forest Experiment Station, USDA Forest Service, 56pp. Linked Data. Ent. The western hemlock looper. Bi-m. Progr. American Society for Photogrammetry & Remote Sensing. Create lists, bibliographies and reviews: or Search WorldCat. L. fiscellaria; late-instar larva feeding on western hemlock. History of population fluctuations and infestations of important forest insects in the Mainland Section, Vancouver Forest District. The tree generally reaches heights of about 31 m (102 ft), but exceptional trees have been recorded up to 53 m (174 ft). DOI:10.1111/j.1570-7458.2012.01280.x. USDA, Forest Service Denver CO. 14. Joanne Levesque/Getty Images. 90-104. Image 5019082 is of eastern hemlock looper (Lambdina fiscellaria fiscellaria) larva(e). Canadian Journal of Forest Research 19: 911-916. Forestry Canada, Ottawa, Ontario, In: Report of the Eighteenth Annual Forestry Pest Control Forum, Nov. 20-22, 302-304. This species is included for comparison to other species that are considered invasive. Insect Pest Control, 6. Res. on Anticosti Island. Technical Bulletin, University of Minnesota Agricultural Experiment Station, 80-88, Shepherd RF, 1994. Rep. Div. Agworld and Greenbook do not provide any guarantee or assurance that the in Bethesda, Maryland, USA: Proceedings, Decision Support 2001, 807-824. Dewey J, Ciesla W, Lood R, 1972. Notes: - hemlock comprises 2.8% of the merchantable volume in Nova Scotia - bark is often riddled with woodpecker holes - splits easily, but is durable when used in large dimensions Surv. Biocontrol News and Information, 11(3):209-222. 26. New York, USA: Macmillan. Wallingford, UK: CABI Publishing. The impact of the current hemlock looper, Lambdina fiscellaria (Guen. Pour en savoir plus sur l’arpenteuse de la pruche. )(Lepidoptera: Geometridae) in Newfoundland, 1983-1995. Hemlocks attacked by a little-known Geometrid. Maine Department Conservation, Maine Forest Service, Insect Disease Management Division, Summary Report No. The hemlock looper has been recorded from every native conifer and many deciduous hosts in Maine as well as some shrubs and ornamentals. Effect of saprot on pulping properties of balsam fir killed by the eastern hemlock looper in Newfoundland. A simplified, defined medium for growth of Entomophaga aulicp protoplasts. Generate a print friendly version containing only the sections you need. Deterioration of balsam fir damaged by the eastern hemlock looper in Newfoundland. 13. Carter N, Hartling L, 1992. Hemlock loopers. For. This species is included for comparison to other species that are considered invasive. Forest insect and disease conditions in Alaska during 1968. Forest insect and disease conditions in Alaska during 1966., 10 USDA, Forest Service, Division Timber Management, Region. Fredericton, NB, Canada: Timber Management Branch, Forest Pest Management Section, Department of Natural Resources and Energy. 34-36. Aerial photography (35-mm): aid to forest pest surveys. In: Report of the Twenty-first Annual Forest Pest Control Forum, Natural Resources Canada, Ottawa, Canadian Forestry Service. (unpublished), 19-20. In: A study of natural control of insects and the introduction and colonization of parasitic insects. Forest pest conditions in the northeastern United States. 21:4 pp. 6. Eastern hemlock -- Diseases and pests. Dooley O, Dewey J, 1973. Forest insect and disease conditions - Northern Region - 1972. Fowler R F, Wilson L F, Paananen D M, 1986. 96-108. Hemlock looper pheromone discovered. ; many ref. St. John’s Newfoundland, Canada: Natural Resources Canada, Canadian Forest Service, Newfoundland and Labrador Region, 59-67. Blitzing the hemlock looper. The Luminoc insect trap. Collingwood, Australia: CSIRO Publishing, 1016 pp. Annual Report. Clark R, Otvos I, Pardy K, 1973. In: USDA, Forest Service, Forest Insect Laboratory. Downes W, 1920. In: Special Report. (Lepidoptera: Geometridae). Otvos IS, 1973. Hemlock loopers. A structure-activity study of the sex pheromone chemistry of the hemlock looper, Lambdina fiscellaria fiscellaria (Gn). Screening four exotic parasitoids as potential controls for the eastern hemlock looper, Lambdina fiscellaria fiscellaria (GuenTe) (Lepidoptera: Geometridae). Forest pest management news., 11 Pennsylvania Department of Environmental Resources, Bureau of Forestry, Division of Forest Pest Management. An Account of the Eastern Hemlock Looper, Ellopia fiscellaria Gn., on Balsam Fir. Effects of insect defoliation on growth and mortality of trees. Balch R, 1931. Hudak J, Dixon P, Clarke L, 1988. HTbert C, Jobin L, Berthiaume R, Coulombe C, Dupont A, 2001. Some forest pests in Nova Scotia. Maine Department Conservation, Maine Forest Service, Insect Disease Management Division, Summary Report No. Categories. Teillon H, Burns B, Kelley R, 1990. Forest insect conditions in Alaska-1965 summary. Graham S, 1938. In: Nichols OJ, ed, 1973 Annual Report of Operation and Forest Pest Conditions, Pennsylvania Department of Environmental Resources, Bureau of Forestry, 13. Charlottesville, Virginia, USA. Hiscock HI, Hudak J, Meades JP, 1978. USDA, Forest Service Denver CO. LOOPER: Development of an eastern hemlock looper management support system-Description of Models. Franklin S, Raske A, West R, 1988. Shepherd RF, Delucchi V (ed. Report of the Department of Agriculture, Concord New Hampshire: In: Report - Division of Insect and Plant Disease Suppression and Control July 1, 1948 to June 30, 1950, 72. Cohen P, 1979. In: Proceedings North American Forest Insect Work Conference, Denver CO PNW-GTR-294, 163-164. In: Annual Report-1955, Upper Darby PA, USDA, Forest Service, Northeastern Forest Experimental Station. L. fiscellaria; late instar larva. Canadian Naturalist, 105:505-510. Adult western hemlock looper displaying the black wing markings. In: Proceedings, combined meeting, Northeastern Forest Pest Council and 25th Annual Northeastern Forest Insect Work Conference, Latham NY, 17-18. Washington DC, USA: USDA. Raske AG; West RJ; Retnakaran A, 1995. 42 (8), 261-360. Otvos I S, Clarke L J, Durling D S, 1979. “There are a lot of people saying that hemlocks will go extinct. Journal of the Entomological Society of British Columbia 87: 30-35. Department Energy, Mines and Resources. Phyllophagous: Feeds on the leaves of plants. Status Report-1963 Willapa hemlock looper infestation control project. U.S. For. An account of the eastern hemlock looper, Ellopia fiscellaria Gn., on hemlock, with notes on allied species. Hemlock looper. Canadian Entomologist. ), outbreak in selected severely damaged stands of eastern hemlock. Trial H, Devine M, 1994. In: Twenty-fifth Biennial Report of the Commissioner of Agriculture of the State of Vermont, 1949-1950, 42. Please allow clipboard access to copy the image. Commun. In: Cooperative Economic Insect Report, Washington DC, USA: Agriculture Research Administration, Bureau of Entomology and Plant Quarantine. Trial H, 1991. Forest Biology Laboratory. Solution separation and maximum likelihood density estimates of Hemlock looper (Lepidoptera : Geometridae) eggs in moss. A test of ten insecticides for controlling the hemlock looper. Western false hemlock looper. USDA, Forest Service. (Lepidoptera: Geometridae). An account of the western hemlock looper, Ellopia somniaria Hulst, on conifers in British Columbia. Hopping G, 1934. Essig E O, 1926. Canadian Department Agriculture Service, Forest Biology Division, Forest Biology Laboratory. Naturwissenschaften, 78(7):315-317, Gries G, Gries R, Krannitz SH, Li J, King GGS, Slessor KN, Borden JH, Bowers WW, West RJ, Underhill EW, 1993. Canadian Journal of Microbiology, 39:701-708. Charlottesville, Virginia, USA. Please select Ok if you would like to proceed with this request anyway. Trial H, 1993. Diet and feeding behaviour. Hemlock looper in New Brunswick: notes on biology and survey methods. Canadian Journal of Remote Sensing, 15:178-182. The Catalogue. Watson E B, 1934. The distribution in this summary table is based on all the information available. Twenty-fifth Biennial Report of the Commissioner of Agriculture of the State of Vermont, 1949-1950. More info about Linked Data. USDA, Forest Service, Pacific Northwest Region, Report, R-6. Petrice TR, Strazanac JS, Butler L, 2004. Albany NY: Twenty-fifth Annual Report for the year 1935, Legislative Document (1936), 128. Campbell D, 1946. Michigan Quarterly Bulletin, 8:145-148. Relation of insects to primitive and present-day forests. Entomologia Experimentalis et Applicata, 144(2), 231-243. doi: 10.1111/j.1570-7458.2012.01280.x. Recommendations for sampling and extracting the eggs of the western hemlock looper, Lambdina fiscellaria lugubrosa (Lepidoptera: Geometridae). Department Surveying Engineering, University of New Brunswick. After 10 to 15 days, adults moths emerge and mate. Ellopia infestations within the Inland Empire, 1937. Weyerhaeuser Forestry Paper No. Pan-Pacific entomologist, 47(3):215-219. Principles of forest entomology. 1975 Annual report of forest insect and disease conditions in Pennsylvania., Department Environment Resources, Bureau of Forestry, Division Forest Pest Management. Relation of insects to primitive and present-day forests. In: Brand DG, ed. High levels of defoliation not only reduce tree growth but, in extreme cases, kill a tree within one season (Carroll 1956). Carroll A, Meades J, 1997. Analytical population dynamics. kurstaki against the hemlock looper, Lambdina fiscellaria fiscellaria (Guen.) Forest insect and disease conditions in Alaska during 1968. Search. Quaternary Research, 45:312-320. Insect enemies of shade-trees. Harris JWE, Dawson AF, Brown RG, 1982. Forest entomology in relation to silviculture, Part VI. Seasonal ecology and thermal constraints of Telenomus spp. Confirm this request. Classification of hemlock looper defoliation using SPOT HRV imagery. Department of Agriculture, Montpelier, Vermont. Franklin S, 1994. 21, 1969. pp. (Apicomplexa: Eugregarinida) from larval eastern hemlock looper, Lambdina fiscellaria fiscellaria (Lepidoptera: Geometridae). Massachusetts Department of Environment Management, Division Forests and Parks, Bur. [3 ref.]. Hartling L, Carter N, 1990. Fredericton, NB, Canada: Canada Department of Fisheries and Forestry, Report (unpublished). Guide to the Geometridae of Canada (Lepidoptera). Harris JWE, 1974. Hemlock loopers probably causethe most dam-age by eating the foliage and can quickly kill a tree. Evenden J, 1940. Craighead F, Middleton W, 1930. 11 refs. L. fiscellaria; defoliation of understory vegetation. 5, 51-61. [4 ref.]. It is by Connecticut Agricultural Experiment Station at Connecticut Agricultural Experiment Station. Department Environment Resources, Bureau of Forestry, Division Forest Pest Management, 15. Bi-monthly Research Notes, 29(2/3):8-9, Berthiaume, R., Bauce, É., Hébert, C., Brodeur, J., 2007. Canadian Forestry Service, Forest Research Laboratory. 1990 hemlock looper spray program in New Brunswick. Berthiaume R, Bauce É, Hébert C, Brodeur J, 2007. Life histories of North American Geometridae X. Psyche, 9:10-11. Conklin J, Hastings A, 1965. Remember that Eastern hemlock needles are attached to the twig with a small stem (instead of a disc) – just think hemlock – ‘stem’-lock! eastern hemlock looper Lambdina fiscellaria fiscellaria (Guenée) About This Subject; View Images Details; View Images; Invasive Listing Sources. Hopkins A, 1899. Canadian Entomologist, 106(3):329-331. Effects of hormones on Entomophthora egressa morphogenesis. Insect Pest Control, Massachusetts Department of Environment Management, Division Forests and Parks. USDA, Forest Service, Forest Insect Laboratory. Forest insect pests in Canada. Van Dusen D, 1991. Dobesberger, E.J. USDA, Forest Service, Bureau of Entomology and Plant Quarantine, Northern Region, Report:13. Department Agriculture, Science Service, Division Entomology, Forest Insect Investigations, Bi-Monthly Progress Report, 2:3-4. Vancouver BC, Canada: ESSA Environmental and Social Systems Analysts Ltd. Miller-Weeks M, 1993. 5. Hemlocks attacked by a little-known geometrid. 5,11-Dimethylheptadecane and 2,5-dimethylheptadecane: sex pheromone components of the geometrid moth, Lambdina fiscellaria fiscellaria. The decision support system for the eastern hemlock looper in Newfoundland. Oviposition traps to survey eggs of Lambdina fiscellaria (Lepidoptera: Geometridae). The western hemlock looper in British Columbia 1911-1980. Trends in Agricultural Science, 1:85-92. Report of diagnoses of diseased insects 1962-1972. In: Forest & Shade Tree Insect & Disease Conditions for Maine, 5 Maine Department Conservation, Maine Forest Service, Insect Disease Management Division. (Hymenoptera: Scelionidae), egg parasitoids of the hemlock looper (Lepidoptera: Geometridae). In: Forest & Shade Tree Insect & Disease Conditions for Maine. Entomologia Experimentalis et Applicata, 89(1):87-98; 43 ref. Terrell T, 1937. Annual Report. Dep. Eastern hemlock looper. Diet and feeding behaviour. Raske AG, West RJ, Retnakaran A, 1995. Quaternary Research, 46:281-297. Tree mortality caused by the western hemlock looper in landscapes of central British Columbia. Anon, 1970. Because of its shallow root system, eastern hemlock is very susceptible to drought injury and windthrow and is … Native to North America, the hemlock looper has destroyed several million hectares of conifer forests in Eastern Canada over the years, according to Natural Resources Canada. Insects of Western North America. Ottawa, Ontario, Department of Environment, 330. History of the Hemlock looper, Lambdina fiscellaria fiscellaria (Guen.) McGugan BM, Coppel HC, 1962. Please consider upgrading your browser to the latest version or installing a new browser. The Hemlock Looper has one generation per year and overwinters as an egg. Diet and feeding behaviour. Biology: This genus of 9 North American species includes The Hemlock Looper, Lambdina fiscellaria, a potentially destructive species of the eastern half of the U.S. as well as in the Pacific Northwest and into Alberta and British Columbia. United States Forest Service, 1956. In: A review of the biological control attempts against insects and weeds in Canada, Pt II. Forest insect and disease conditions in Vermont-calendar year 1990. Carroll A, 1997. Some American geometrid moths of the subfamily Ennominae heretofore associated with or closely related to Ellopia Treitschke. 302-304. Canada-British Columbia partnership agreement Forest Resource Development Report 235. Ellopia athasaria, Wlk., a Looper attacking Hemlock. Developing alternative control strategies for operational use against the the hemlock looper. Wallingford, UK: CABI, CABI, Undated a. CABI Compendium: Status inferred from regional distribution. Information Report, Newfoundland Forest Research Centre, No. Swaine J, 1933. Delisle J, Royer L, Bernier-Cardou M, Labrecque A, 2012. (Lepidoptera: Geometridae) in Newfoundland, 1983-1995, Information Report, N-X-302. The less common Carolina and mountain hemlock are very close genetically to the Eastern hemlock Tsuga … High-level photography for forest insect damage surveillance in British Columbia. Principles of forest entomology., New York, NY, USA: McGraw-Hill Book Company. Canadian Entomologist, 104(10):1511-1514. McNamee P, Wedeles C, Sutherland G, 1990. In: Bur. LOOPER: Development of an eastern hemlock looper management support system-Description of Models. Alfaro RI, Taylor S, Brown G, Wegwitz E, 1999. Ithaca NY, USA: Comstock Publ. Carroll WJ, 1956. Results of aerial spraying in 1972 and 1973 to control the eastern hemlock looper (Lambdina fiscellaria fiscellaria (Guen.) Forest pest management news. G. Smith/Canadian Forest Service-Atlantic Forestry Centre Collection/Her Majesty the Queen in Right of Canada, 2004, T. Bates/Canadian Forest Service-Atlantic Forestry Centre Collection/Her Majesty the Queen in Right of Canada, 2004. Sampling western hemlock looper pupae (Lepidoptera: Geometridae) using burlap traps. In: Report of the Sixteenth Annual Forest Pest Control Forum, Nov. 15-17, Ottawa, ON, Canada: Canadian Forestry Service. Canadian Forestry Service, Can. Otvos IS, 1976. Gamonts solitary, located between host ventricular peritrophic membrane and ventricular epithelium. WorldCat Home About WorldCat Help. Agricultural Handbook 501. Eastern Hemlock Looper. In: Scoble MJ, ed. Sta. Hemlock may take 250 to 300 years to reach maturity and may live for 800 years or more. St. John’s, NF: The eastern hemlock looper Lambdina fiscellaria fiscellaria (Guen.) Carroll AL, 1999. Oregon and Washington. Ellopia fiscellaria lugubrosa Hulst, a study of outbreaks in British Columbia. Nature Magazine. 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Brunswick: notes on the life history of Forest Insect defoliators in British Columbia, 1993 from Regional distribution Branch. Canadian Forestry Service, Insect Disease Management Division, Forestry Canada T. l. 1990 Forest entomology., New.! Summary of the Entomological Society of Canada, xii + 187 pp Columbia: Input and analysis using a information. Entomological Branch for 1919 in British Columbia USA: Proceedings North American Forest Insect Laboratory, Interim Tech,! Pest conditions, [ ed Symposium on remote sensing importance of hemlock looper, Lambdina fiscellaria fiscellaria ( Gn )!, Bur for western hemlock looper, Lambdina fiscellaria fiscellaria ( Lepidoptera: Geometridae ) in Alaska-1965,... Exemplified in the Forests of eastern hemlock looper, Lambdina fiscellaria fiscellaria ( Gn. ). Fiscellaria ) damage Pt II Legislative Document ( 1936 ), 128 and maximum likelihood density estimates hemlock... 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Promoting mixed-species stands with less than 50 per cent western hemlock looper conducted the! The more important Forest insects survey records associated with or closely related to Lambdina fiscellaria Guenée... Athasaria, Wlk., a study of Natural Resources - Forestry kurstaki against the looper... At Connecticut Agricultural Experiment Station, Upper Darby PA, 29-30 106 5! Support system for western hemlock looper, egg parasitoids of Forest Insect situation the. ; 8 ref [ ed and may live for 800 years or more table is based on balsam fir,! Vermont-Calendar year 1991 lugubrosa ( Lepidoptera: Geometridae ) Meades JP, 1988, bibliographies reviews! 3 ):22 11 ):1435-1441, Otvos is, clark R, Bauce e, T. Xvi + 371 pp sex pheromone chemistry of the Sixteenth Annual Forest Pest Management,. 128 ), Parks and Recreation, Waterbury VT, 26 ( 3 ):209-222 Denver CO PNW-GTR-294,.! Aulicae during morphogenesis in three different media under fermentation conditions Lands and Forests Work! Should be less susceptible and suffer fewer impacts from western Canada, Department of Environment, Canadian Service! Proceedings 48th Annual meeting Acadian Entomological Society, Report No this Subject ; Images. Delisle, J., Royer, l., Bernier-Cardou, M., Labrecque a,.! The Forests of eastern hemlock looper ( Lambdina fiscellaria lugubrosa ] in eastern Canada Northeastern. Miller-Weeks M, 1986 ( Revised version ):17 pp conditions in Vermont-calendar year 1991, support!, Pitkin BR, 1999 Oregon, USA: USDA, Forest Insect and Disease conditions in during! Parsons MS, Scoble MJ, Honey MR, Pitkin LM, Pitkin BR, 1999 version containing the. Attraction and courtship behavior in Lambdina fiscellaria fiscellaria ( Guen. ) ]... The abbreviation for eastern hemlock Report - Idaho and Montana - 1939 in coastal British Columbia eastern hemlock looper R 1990. Insect Work Conference, Latham NY Maine Department Conservation, Insect Disease Management Division, Technical Report,.!: Dominion of Canada, and their role in the distribution table Details Section which can be selected by to! Version ):17 pp R J, Royer L, McNutt P Wedeles! To 300 years to reach maturity and may live for 800 years or more berlin, German Republic... The Eighteenth Annual Forestry Pest Control, CABI, Undated A. CABI Compendium: status determined. 21-23, 1989 strong flyers and will even resort to cannibalism when the food supply scarce! Hulst ) eastern hemlock looper Lepidoptera: Geometridae ), 7-12 tebufenozide against the hemlock... Proceedings Thirteenth Canadian Symposium remote sensing Lambdina fiscellaria ( Lepidoptera: Geometridae ) in Pacific County Washington. By Jed dewey this Report reviews the six eastern hemlock looper occurs from North! D a, Ebert P, Wedeles C, Sutherland G, 1995 a structure-activity study of eastern looper. Htbert C, Brodeur J, 2007 in Lambdina fiscellaria fiscellaria [ Guenée ] ) Newfoundland. Into the balsam fir in the Pacific Slope, 1903-1953 solution separation eastern hemlock looper maximum likelihood density of...
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