TY - RPRT TI - Riparian Land Use/Land Cover Data for Three Study Units in Group II of the Nutrient Enrichment Effects Topical Study of the National Water-Quality Assessment Program AU - Michaela R. Johnson AU - Jimmy M. Clark AU - Ross G. Dickinson AU - Christopher A. Sanocki AU - Andrew W. Tranmer PY - 2009 DO - 10.3133/ds483 UR - https://pubs.usgs.gov/publication/ds483 ID - ds483 ER -