1. Taking stock: animal farming and the environment;Durning,1991
2. Integrated Pest Management. Strategies and policies for effective implementation;Schillhorn van Veen,1997
3. Paying the farm bill: US agricultural policy and the transition to sustainable agriculture;Feath,1991
4. Rural Development. Putting the pieces together;World Bank,1996
5. Introduction: ethno-veterinary research and development;McCorkle,1996