Items where Subject is "Natural resources and environment > Ecology > Plants"

Departmental Report

(2005) Garlic mustard, alliara petiolata. A serious threat to Iowa's woodlands. Natural Resources, Department of

(2004) Roadside Vegetation, April 15, 2004. Transportation, Department of

(2003) Iowa's Living Roadway Plant Profiler, August 21, 2003. Transportation, Department of

(2002) For Land’s Sake, February 2002. Natural Resources, Department of

(2002) Strip Tillage Effects on Crop Production and Soil Erosion, 2002. Agriculture and Land Stewardship

(1997) Big trees of Iowa,1997. Natural Resources, Department of