1. Policy Networks: a Critical Review. 2. Policy Networks and Policy Changes: a Meso-Level Analysis. 3. Moving Beyond Meso-Level Analysis. 4. Classifying Policy Reforms and New Policies. 5. Danish and Swedish Nitrate Policies. 6. Agricultural Policy Reforms in the European Community and Sweden. 7. Cohesion of Agricultural Policy Networks. 8. Farmers' Structural Power in Parliament and State Structures. 9. Conclusion: a Defence of Policy Network Analysis.