Wednesday, December 12, 2007: 8:00 AM-12:00 PM

Pacific Salon Two, Golden Pacific Ballroom, First Floor (Town & Country)

Symposium: Biological Control of Knapweeds: Lessons Learned and Questions Raised

Organizer(s): Lincoln Smith, lsmith@pw.usda.gov
8:00 AMIntroductory Remarks
8:05 AM 1185The accidental introduction of Chaetorellia succinea: Lessons learned
Joe K. Balciunas, joe@pw.usda.gov
8:25 AM1186How many agents were required for the successful biological control of diffuse knapweed?
Judith H. Myers, myers@zoology.ubc.ca
8:45 AM1187Synergism or antagonism?: Interactions between Cyphocleonus achates and Larinus minutus on knapweed
Rob Bourchier, Brian Van Hezewijk
9:05 AM1188Establishment, spread, and impact of the seed head insects on yellow starthistle in California
Michael J. Pitcairn
9:25 AM1189Geographic analysis of the distribution and abundance of insect biological control agents of yellow starthistle
Rosie Yacoub, RYacoub@cdfa.ca.gov, Richard E. Plant, replant@ucdavis.edu, Michael J. Pitcairn
9:45 AMInsect Rearing Forum for Weed Biocontrol: Share Tips, Techniques, Problems
Alec McClay, info@mcclay-ecoscience.com
10:05 AM Break
10:20 AM1190Establishment and impact of agents on three different host plants: Spotted, diffuse and squarrose knapweed
Dale M. Woods
10:40 AM1191Impact of root and seed head biocontrol agents on spotted knapweed in western Montana
Jim M. Story
11:00 AM 1192Indirect negative effects of host specific biological control agents on nontarget plants
Ragan M. Callaway
11:20 AM 1193Indirect nontarget effects of spotted knapweed biological control agents due to food-web interactions
Dean E. Pearson
11:40 AM1194Using our experiences with knapweeds and yellow starthistle to improve methods to evaluate new prospective biological control agents
Lincoln Smith, lsmith@pw.usda.gov
12:00 PM Panel Discussion

See more of Member Symposia
See more of The 2007 ESA Annual Meeting, December 9-12, 2007