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Preface (14 kB)

1. Environmental costs and benefits of transgenic crops: introduction (141 kB)
Justus Wesseler (The Netherlands)

2a. Environmental effects of genetically modified crops: differentiated risk assessment and management (203 kB)
David Ervin and Rick Welsh (USA)

2b. Comment on Ervin and Welsh: Environmental effects of genetically modified crops: differentiated risk assessment and management (79 kB)
Willem Stiekema (The Netherlands)

3a. Assessing the environmental impact of changes in pesticide use on transgenic crops (172kB)
Gijs Kleter and Harry Kuiper (The Netherlands)

3b. Comment on Kleter and Kuiper: Environmental fate and impact considerations related to the use of transgenic crops (80 kB)
Terrence Hurley (USA)

4a. Biological limits on agricultural intensification: an example from resistence management (153 kB)
Ramanan Laxminarayan and David Simpson (USA)

4b. Comment on Laxminarayan and Simpson: Biological limits on agricultural intensification: an example from resistance management (84 kB)
Claudio Soregaroli (Italy)

5a. Stability of pathogen-derived Potato virus Y resistance in potato under field conditions and some aspects of their ecological impact (219 kB)
Jörg Schubert (Germany), Jaroslav Matoušek (Czech Republic) and Patrick Supp (Germany)

5b. Comment on Schubert, Matoušek and Supp: Stability of pathogen-derived Potato virus Y resistance in potato under field conditions and some aspects of their ecological impact (85 kB)
Ramanan Laxminarayan (USA)

6a. Bacillus thuringiensis resistance management: experiences from the USA (215 kB)
Terrence Hurley (USA)

6b. Comment on Hurley: Bacillus thuringiensis resistance management: experiences from the USA (87 kB)
Rick Welsh (USA)

7a. Gene flow from crops to wild plants and its population-ecological consequences in the context of GM-crop biosafety, including some recent experiences with lettuce (145 kB)
Clemens van de Wiel, Mirella Groot and Hans den Nijs (The Netherlands)

7b. Comment on Van de Wiel, Groot and Den Nijs: Gene flow from crop to wild plants and its population-ecological consequences in the context of GM-crop biosafety, including some recent experiences from lettuce (83kB)
Sara Scatasta (The Netherlands)

8a. Irreversible costs and benefits of transgenic crops: what are they? (179 kB)
Matty Demont (Belgium), Justus Wesseler (The Netherlands) and Eric Tollens (Belgium)

8b. Comment on Demont, Wesseler and Tollens: Irreversible costs and benefits of transgenic crops: what are they? (79 kB)
Meira Hanson (Israel)

9a. Ex post evidence on adoption of transgenic crops: US soybeans (168 kB)
Robert Weaver (USA)

9b. Comment on Weaver: Ex post evidence on adoption of transgenic crops: US soybeans (85 kB)
Wim Heijman (The Netherlands)

10a. Spatial and temporal dynamics of gene movements arising from deployment of transgenic crops (255 kB)
Chris Gilligan, David Claessen and Frank van den Bosch (UK)

10b. Comment on Gilligan, Claessen and Van den Bosch: Spatial and temporal dynamics of gene movements arising from deployment of transgenic crops (77kB)
Ekko van Ierland (The Netherlands)

11a. Minimum distance requirements and liability: implications for co-existence (182 kB)
Claudio Soregaroli (Italy) and Justus Wesseler (The Netherlands)

11b. Comment on Soregaroli and Wesseler: Minimum distance requirements and liability: implications for co-existence (95 kB)
Volker Beckmann (Germany)

12a. Biotechnology, the US-EU dispute and the Precautionary Principle (142 kB)
Henk van den Belt (The Netherlands)

12b. Comment on Van den Belt: Biotechnology, the US-EU dispute and the Precautionary Principle (91 kB)
William Kerr (Canada)

13a. Do patent-style intellectual property rights on transgenic crops harm the environment? (190 kB)
Timo Goeschl (USA)

13b. Comment on Goeschl: Do patent-style intellectual property rights on transgenic crops harm the environment? (101 kB)
Henk Hogeveen and Tassos Michalopoulos (The Netherlands)

14a. Agricultural biotechnology and globalization: U.S. experience with public and private sector research (161 kB)
Greg Graff, David Roland-Holst and David Zilberman (USA)

14b. Comment on Graff, Roland-Holst and Zilberman: Agricultural biotechnology and globalization: how will public-private partnership evolve? (81 kB)
Pierre de Wit (The Netherlands)

15a. Will consumers lose or gain from the environmental impacts of transgenic crops? (160 kB)
Jill Hobbs and William Kerr (Canada)

15b. Comment on Hobbs and Kerr: Will consumers lose or gain from the environmental impacts of transgenic crops? (81 kB)
Sara Scatasta (The Netherlands)

16. Conclusions (75 kB)
Justus Wesseler (The Netherlands)

List of authors (57 kB)