Better Weed Management
Through Ecological
Understanding

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The links to other websites below are provided as reference material only.  We make no claims to the validity or viewpoints of sites not affiliated directly with Purdue University or the Botany and Plant Pathology department at Purdue University.  Please report any broken links to buckthorn@purdue.edu

Dr. Kevin Gibson's Faculty Page at Purdue University

Dr. Kevin Gibson's Weed Ecology Lab Research Page at Purdue University
Posters and slide shows of research conducted by Kevin's graduate students.  Look here for updates on current weed ecology projects.

Information on Soybean aphids:

• http://www.pmcenters.org/Northcentral/Saphid/aphidindex.htm
• http://www.ipmalmanac.com/solutions/200202/aphid.asp
• http://www.agric.nsw.gov.au/Hort/ascu/insects/aglycin.htm
• http://www.inhs.uiuc.edu/cbd/aphid
• http://www.ent.iastate.edu/ipm/icm/2000/9-18-2000/soybeanaphid.html

Information on Rhamnus species:

• http://www.inhs.uiuc.edu/edu/VMG/buckthorn.html
  Common Buckthorn (Rhamnus cathartica L.),
  Glossy Buckthorn (Rhamnus frangula L.)
  Dahurian Buckthorn (Rhamnus davurica Pall.)
  Species characteristics, control recommendations
  Illinois Department of Conservation
• http://www.nps.gov/plants/alien/fact/rhca1.htm
  Common Buckthorn (Rhamnus cathartica L.)
  Description, habitat, management approaches
  Plant Conservation Alliance
• http://www.conservation.state.mo.us/nathis/exotic/vegman/eight.htm
  Common Buckthorn (Rhamnus cathartica L.)
  Description, habitat, control recommendations
  Missouri Department of Natural Resources
• http://www.dnr.state.wi.us/org/land/er/invasive/factsheets/buckthorns.htm
  Common Buckthorn (Rhamnus cathartica L.)
  Glossy Buckthorn (Rhamnus frangula L.)
  Description, distribution, habitat, control methods
  Wisconsin Department of Natural Resources
• http://www.friendsoftheparks.org/instruct.html
  Buckthorn Removal Instructions
  Friends of the Parks and Trails of St. Paul and Ramsey County, Minnesota
• http://www.mda.state.mn.us/appd/weeds/buckthornfactsheet.pdf
  Common Buckthorn (Rhamnus cathartica L.)
  Glossy Buckthorn (Rhamnus frangula L.)
  Description and control
  Minnesota Department of Agriculture
• http://www.hort.uconn.edu/cipwg/art_pubs/DEP/pdf/p_buchthorns.pdf
  Common Buckthorn (Rhamnus cathartica L.)
  Control methods
  Department of Environmental Protection
• http://www.hort.agri.umn.edu/h5015/00papers/gale.htm
  Common Buckthorn (Rhamnus cathartica L.)
  Description, control methods, table of commonly used herbicides
  Samuel W. Gale
• http://www.johnson-county.com/secondaryroads/WeedComm/WeedSpecies/buckthorn.shtm
  Description, management methods
  Johnson County, Iowa

Sites Under Construction:

• http://www.cws-scf.ec.gc.ca/habitat/inv/p7_e.html
  Common Buckthorn (Rhamnus cathartica L.)
  Description, distribution and control measures
  Environment Canada
• http://www.cws-scf.ec.gc.ca/habitat/inv/p4_e.html
  Glossy Buckthorn (Rhamnus frangula L.)
  Description, distribution and control measures
  Environment Canada