Books
- Agricultural research in China: Its institutional development and impact
- The Common Agricultural Policy (CABI Publishing)
- Medieval Farming and Technology: The Impact of Agricultural Change in Northwest Europe (Technology and Change in History , No 1)
- Future Prospects for Soil Chemistry: Proceedings of a Symposium Sponsored by Division S-2, Soil Chemistry of the Soil Science Society of America in St. ... Oct. 1995 (S S S a Special Publication)
- Earthworm Management in Tropical Agroecosystems (CABI Publishing)
Books