Web Directory

» Asian Longhorned Beetle
   Brief account of the introduction of this Chinese insect into North America, and with a list of the affected species.
   http://www.asian-longhorned-beetle.com

» Brown Spruce Longhorn Beetle
   Brief account of this pest of spruce trees, its growth, and means of control.
   http://www.brown-spruce-longhorn-beetle.com

» Bugwood Network, The University of Georgia
   Extensive resource on forest insects and related topics.
   http://www.bugwood.org/

» California Oak Mortality Task Force
   Task force focusing on the pathogen causing Sudden Oak Death disease through research, management, education and public policy.
   http://www.cnr.berkeley.edu/comtf/

» Dutch Elm Disease
   Provides information on this disease caused by Ophiostoma ulmi, its host plants, symptoms and recommendations.
   http://www.hfrr.ksu.edu/DesktopModules/ViewDocument.aspx?DocumentID=1619

» Focus on Woody Plant Diseases
   Information by host plant on diseases and damages affecting trees and perennial flowers from the University of Illinois Extension.
   http://urbanext.illinois.edu/focus/

» Forest and Shade Tree Pathology
   Online textbook, news and upcoming meetings of forest pathology.
   http://www.forestpathology.org/

» Forestry Images
   Quality photographs of forest insects and disease organisms. Contains image search or browse by categories.
   http://www.forestryimages.org/

» Fytofarm Ltd.
   Company providing bark beetle control systems and researching insect aggregation pheromones.
   http://www.fytofarm.com

» Gypsy Moth
   A short account of this caterpillar pest of maples, oaks and elms.
   http://www.gypsy-moth.com

» Gypsy Moth in North America
   Extensive information on the biology, impact, distribution and management of this exotic insect in North America.
   http://www.fs.fed.us/ne/morgantown/4557/gmoth/

» Insects and Diseases of Eastern Canada's Forests
   An extensive collection of images and a variety of information on the main insects and diseases of the forests of Quebec and Eastern Canada.
   http://www.cfl.scf.rncan.gc.ca/collections-cfl/home.html

» Invasive and Exotic Species of North America
   Provides extensive information on all kinds of invasive species in North America.
   http://www.invasivespecies.gov/

» Iron Chlorosis in Trees
   The symptoms, diagnosis and correction of this condition.
   http://www.ksre.ksu.edu/library/FORST2/MF718.PDF

» Kelly Research and Outreach Lab: Sudden Oak Death
   Provides information on the research and monitoring activilties of this group at the University of California, Berkeley.
   http://kellylab.berkeley.edu/sudden-oak-death/

» Key to the Forest Insect Pests of Papua New Guinea
   Allows the identification of the most important forest insect pests of Papua New Guinea and includes descriptions of insect signs, preventive measures, bibliographic references and a comprehensive glossary of terms
   http://www.fzi.uni-freiburg.de/InsectPestKey-long%20version/index.htm

» Oak Wilt
   Information on this disease caused by the fungus Ceratocystis fagacearum, its hosts, symptoms and recommendations for control.
   http://www.hfrr.ksu.edu/DesktopModules/ViewDocument.aspx?DocumentID=1673

» Pine Root Rot: A Biocontrol System
   Information on the use of the weakly parasitic fungus, Phlebiopsis gigantea, to prevent the attack of the pathogenic fungus, Heterobasidion annosum.
   http://www.biology.ed.ac.uk/research/groups/jdeacon/microbes/heterob.htm

» Problem: Galls
   Provides information on these abnormal growths caused by insects and recommendations on control.
   http://www.hfrr.ksu.edu/DesktopModules/ViewDocument.aspx?DocumentID=1634

» Problem: Iron Chlorosis on Trees
   Kansas State University, Department of Horticulture, provides information on this condition, the most susceptible trees and recommendations for treatment.
   http://www.ksre.ksu.edu/dp_hfrr/extensn/problems/irnchlor.htm

» Saving Hemlocks
   Provides information showing how the Sasi predator beetle is an effective biological control method against the hemlock woolly adelgid.
   http://www.savinghemlocks.org

» Sedelmeier Forestry Research Fund
   Provides funding for critical research into the causes, control, prevention, and the eventual elimination of some of the diseases that affect the trees of our forests.
   http://www.sedelmeierforestryresearchfund.org/index.html

» Sudden Oak Death
   Provides information on research undertaken at UC Berkeley into this disease which concluded that the pathogen responsible was evolving.
   http://cnr.berkeley.edu/blogs/news/2008/04/sudden_oak_death_pathogen_is_e.php

» Tent Caterpillars
   The Eastern tent caterpillar affects black cherry trees and other fruit and shade trees. The forest tent caterpillar infests hardwood trees such as sugar maple and oak.
   http://www.tent-caterpillar.com

» USDA: Forest Health Protection
   Technical publications that address specific tree pests and diseases, including identification and control.
   http://www.na.fs.fed.us/fhp/

» University of California Cooperative Extension: Sudden Oak Death Facts
   Provides practical information on this disease including distribution, symptoms, prevention, quarantines and look-alike diseases.
   http://news.ucanr.org/newsstorymain.cfm?story=439

» Wilt-ism
   Research on aspects of fungal wilt diseases in trees.
   http://www.wilt-ism.net