Recommended CitationHamilton, D. F., R. E. McNiel, and P. L. Carpenter. Establishing Roadside Slopes by Direct Seeding with Legumes and Woody Ornamentals and by Seedlings of Ornamental Plants : Interim Report. Publication FHWA/IN/JHRP-72/11. Joint Highway Research Project, Indiana Department of Transportation and Purdue University, West Lafayette, Indiana, 1972. doi: 10.5703/1288284313815.
Joint Highway Research Project
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