Ecology Production & Management of Lolium for Forage in the United States (Paperback) - Proceedings of a Symposium Sponsored by Divisions C-3, C-4, and C-6 of the Crop Science Society of America in St. Louis, Missouri, 29 Oct.-3 Nov. 1995
Quantitative Methods in Soil Mineralogy (Paperback) - Proceedings of a Symposium Sponsored by Division S-9 of the Soil Science Society of America. the Symposium
Soil Carbon Sequestration and the Greenhouse Effect: Proceedings of a Symposium Sponsored by Divisions S-3, S-5, and S-7 of the Soil Science Society o (Hardcover)
