List of Topics

A)  Biological Weed Characteristics

1. Reproduction and propagule dispersal
2. Dormancy and soil seed bank
3. Germination ecology and early growth
4. Weed genetics and systematics
5. Weed anatomy and morphology
6. Weed physiology

B) Weed Ecology

1. Weed community dynamics
2. Weed distribution, surveys and mapping
3. Weed invasions – drivers, tendencies, new cases
4. Impacts and management of alien invasive species
5. Interactions of weeds with higher trophic levels
6. Interaction between fields and surrounding vegetation
7. Conservation of biodiversity

C) Crop–Weed Interactions

1. Competition – thresholds, critical periods, modelling
2. Optimization of crop competition effect   
3. Parasitism– mechanisms and molecular basis
4. Distribution and impact of parasitic weeds
5. Control of parasitic weeds
6. Allelopathic chemicals in weed management

D) Weed Management in Crops

1. Weed management in cereals and corn
2. Weed management in rice
3. Weed management in oilseed crops
4. Weed management in root crops and vegetables
5. Weed management in plantation crops
6. Weed management in dryland agriculture
7. Weed management in grassland
8. Weed control in HT varieties

E) Herbicide Resistance

1. Mechanisms od target site and non-target site resistance
2. Resistance evolution - principles and modelling
3. New cases of herbicide resistance
4. Resistance management tools and economics
5. Anti-resistant platforms and information systems

F) Herbicides and application technology

1. New product concepts and development
2. Natural products and bio-herbicides
3. Improvements in formulation technology
4. Adjuvants
5. Sprayers and application technique (including site specific)
6. Optimization of herbicide dose
7. Environmental fate of herbicides

G) Weed Management on Non-agricultural Land

1. Aquatic weed ecology and management
2. Weed management in forestry and nurseries
3. Plant management in areas of nature conservation
4. Weed management in municipalities and on hard surfaces
5. Vegetation management in non-agricultural landscape

H) Non-chemical Weed Control Tools

1. Biological control of weeds
2. Impact of crop rotation and soil tillage on weed communities
3. Physical weed control
4. Mulching and cover crops
5. Weed management in organic farms
6. Robotics and site specific weed management

I) Agricultural, Economic and Societal Aspects of Weed Management

1. Challenges to agriculture and impact on weed management
2. Prospects for weed management in developing countries
3. Economics of weed management
4. Socio-economic aspects of weed management
5. Environmental aspects of weed management
6. Regulatory systems and their impact on weed management
7. Education, extension and decision support systems

J) Joint IWSS/IBG session