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A new canker disease of Lithocarpus densiflorus, Quercus agrifolia, Q. kellogii, and Q. parvula var. shrevei in California has been shown to be caused by Phytophthora ramorum. The pathogen is a recently described species that was previously known only from Germany and The Netherlands on…
Author(s): David M. Rizzo
Source: In: Fosbroke, Sandra L.C.; Gottschalk, Kurt W., eds. Proceedings, U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2002; 2002 January 15-18; Annapolis, MD. Gen. Tech. Rep. NE-300. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northeastern Research Station: 1-2.
Year: 2003
Traditional morphologically-based fungal species concepts have tended to go hand in-hand with a perception that fungal species are genetically 'firewalled' units between which almost no gene flow occurs. Also, prior to 1990, known examples of interspecific hybridization in fungi were very rare.…
Author(s): Clive Brasier
Source: In: Fosbroke, Sandra L.C.; Gottschalk, Kurt W., eds. Proceedings, U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2002; 2002 January 15-18; Annapolis, MD. Gen. Tech. Rep. NE-300. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northeastern Research Station: 3-4.
Year: 2003
The ALB is indigenous to East Asia (China, Korea, Taiwan, but not actually present in Japan). It has been introduced twice into North America: New York City, N.Y (1996) and Chicago, Illinois (1998). The first record for Europe was in August 2001 in Braunau, Austria where it was likely introduced…
Author(s): Hannes Krehan
Source: In: Fosbroke, Sandra L.C.; Gottschalk, Kurt W., eds. Proceedings, U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2002; 2002 January 15-18; Annapolis, MD. Gen. Tech. Rep. NE-300. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northeastern Research Station: 5-6.
Year: 2003
Studies were undertaken to develop an attractant and trap for survey and detection of the brown spruce longhorn beetle, Tetropium fuscum (Fabr.) (Coleoptera: Cerambycidae), a European beetle recently found established in Halifax, Nova Scotia. Cortical volatiles of T. fuscum-infested red spruce,…
Author(s): Jon Sweeney, Peter de Groot, Linda MacDonald
Source: In: Fosbroke, Sandra L.C.; Gottschalk, Kurt W., eds. Proceedings, U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2002; 2002 January 15-18; Annapolis, MD. Gen. Tech. Rep. NE-300. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northeastern Research Station: 7.
Year: 2003
Tetropium fuscum (Fabr.) (Coleoptera:Cerambycidae) is native to Europe and apart from the Halifax, Nova Scotia area, is unknown elsewhere in North America (Smith & Hurley, 2000). Tetropium fuscum poses no primary threat to Picea abies Karst. in Europe and is regarded there as a secondary insect…
Author(s): Karin Jacobs, Keith A. Seifert, Ken J. Harrison, Georgette Smith, Thomas Kirisits
Source: In: Fosbroke, Sandra L.C.; Gottschalk, Kurt W., eds. Proceedings, U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2002; 2002 January 15-18; Annapolis, MD. Gen. Tech. Rep. NE-300. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northeastern Research Station: 8-10.
Year: 2003
A series of experiments were conducted to determine the efficacy of wood chipping on survival of the brown spruce longhorned beetle, Tetropium fuscum.
Author(s): Eric Allen, Leland Humble, Pam Reece, Jon Sweeney
Source: In: Fosbroke, Sandra L.C.; Gottschalk, Kurt W., eds. Proceedings, U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2002; 2002 January 15-18; Annapolis, MD. Gen. Tech. Rep. NE-300. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northeastern Research Station: 11.
Year: 2003
Hemlock woolly adelgid (HWA) is the greatest threat to the health and sustainability of hemlock in eastern North America. The potential ecological impacts of this exotic insect pest can be compared to those of gypsy moth, Dutch elm disease, and chestnut blight. The USDA Forest Service, with the…
Author(s): J. Robert Bridges, Kathleen S. Shields
Source: In: Fosbroke, Sandra L.C.; Gottschalk, Kurt W., eds. Proceedings, U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2002; 2002 January 15-18; Annapolis, MD. Gen. Tech. Rep. NE-300. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northeastern Research Station: 12-13.
Year: 2003
The hemlock woolly adelgid (Adelges tsugae Annand) is an introduced pest thought to be native to Asia. Damage to eastern hemlock and Carolina hemlock can be serious (Salom et al. 1996), but western and Asian hemlocks are seldom damaged. Potential biological control agents have been observed in…
Author(s): Elizabeth Butin, Joseph Elkinton, Nathan Havill, Michael Montgomery
Source: In: Fosbroke, Sandra L.C.; Gottschalk, Kurt W., eds. Proceedings, U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2002; 2002 January 15-18; Annapolis, MD. Gen. Tech. Rep. NE-300. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northeastern Research Station: 14.
Year: 2003
Alliaria petiolata (Garlic Mustard) is invasive throughout the northeast U.S. and has become established in the Nature Preserve at Hueston Woods State Park in southwest Ohio. The Park is attempting eradication by spot-spraying Round-up® herbicide each fall.
Author(s): Adriane M. Carlson, David L. Gorchov
Source: In: Fosbroke, Sandra L.C.; Gottschalk, Kurt W., eds. Proceedings, U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2002; 2002 January 15-18; Annapolis, MD. Gen. Tech. Rep. NE-300. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northeastern Research Station: 15.
Year: 2003
Exotic invasive species, inadvertently introduced into North America through importation and travel, are threatening the integrity of North American forest ecosystems. The National Invasive Species Council in their 2001 Strategic Plan identified a collaborative program for early detection,…
Author(s): Mary Ellen Dix
Source: In: Fosbroke, Sandra L.C.; Gottschalk, Kurt W., eds. Proceedings, U.S. Department of Agriculture interagency research forum on gypsy moth and other invasive species 2002; 2002 January 15-18; Annapolis, MD. Gen. Tech. Rep. NE-300. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northeastern Research Station: 16.
Year: 2003
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