Field Guide to the Broad-Leaved Herbaceous Plants of South Texas : Used by Livestock and Wildlife
Handbook of Biological Control: Principles and Applications of Biological Control
World Economic Plants : A Standard Reference
Conservation Biological Control
Biodiversity in Agroecosystems (Advances in Agroecology)
Elements of the Nature and Property of Soils
Biochemistry of Plant Secondary Metabolism (Annual Plant Reviews, Vol 2)
The Non-Toxic Farming Handbook
Agriculture, Environment, and Health : Sustainable Development in the 21st Century
Ecologically Based Pest Management : New Solutions for a New Century
American Agriculture : A Brief History
Paying for Agricultural Productivity
Urban Soil in Landscape Design
Agricultural Crisis in America : A Reference Handbook (Contemporary World Issues)
Humus Chemistry : Genesis, Composition, Reactions