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Entomology Image Gallery > Practices > Riparian buffer systems Bear Creek buffer Trees and grass established as part of a riparian buffer in Story County, Iowa. The Iowa State University AgroEcology team has helped landowners along this stream, Bear Creek, establish miles of buffers. The effort has earned recognition as a national demonstration site. Photo by Lynn Betts (NRCS). . This image appears in the following article: Conservation planning and environmental issues (February, 2003) |