University of Minnesota, Agricultural Extension Service2019-02-082019-02-081975https://hdl.handle.net/11299/201629This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu. In this publication: Unit 1: IA Plant Production ; IB ; Soils ; IC Plant Growth Factors ; ID Plant Characteristics ; IE Growing and Using Plants.enPlant and soil science activities for children4-H ActivitiesManual or Documentation