Books
- Biotechnology and Plant Genetic Resources : Conservation and Use (Biotechnology in Agriculture Series)
- Cooperative Extension in Wisconsin
- Future Harvest: Pesticide-Free Farming (Our Sustainable Future, Vol 5)
- Development of marginal agricultural land in Asia and the Pacific: Report of an APO seminar, 20th-29th April, 1992, Bangkok, Thailand
- Solar Crop Drying
Books