Back   Subject: Soil   Title Source Type of Material #1 Indiana Soils: Evaluation and Conservation Online Manual  Purdue University  4-H Curriculum for Groups, 4-H Volunteer/Professional Development Materials, 4-H Resources  Subject: Soil Description This publication is the online version of the guide used to teach soils and land use in high schools and to conduct soil judging contests. It contains a referenced glossary to keywords and an explanation of color plates. Product Code: ID-72