Second Symposium ‘Intractable Weeds and Plant Invaders’.
The theme of the 5th International Weed Science Congress is “Weeds – local problems/global challenge”, and will be held on 2008-06-23/27 in Vancouver (CA). It will contribute to the core goals of weed research and weed management for better livelihoods and for conserving global biological diversity.
The main topics will be: 
- Biology, dynamics and ecology of weeds, 
- Integrated weed management, 
- Modelling problems and solutions, 
- Formulation and adjuvants, 
- Regulatory, economic and social aspects, 
- Herbicide resistance in crops and weeds, 
- Biocontrol, 
- Spread and management of invasive species, 
- Aquatic weed management, 
- Education and technology transfer in weed science, 
- Environmental aspects of weed management, 
- Spotlights on global weeds.
        Sources
International Weed Science Society. http://iws.ucdavis.edu/5intlweedcong.htm 
                