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A Survey Of Soil Properties Affecting Vegetation Establishment Along Nebraska Highways, Shad D. Mills
A Survey Of Soil Properties Affecting Vegetation Establishment Along Nebraska Highways, Shad D. Mills
Department of Agronomy and Horticulture: Dissertations, Theses, and Student Research
Vegetation along roadsides is important to prevent soil erosion, provide habitat and filter water running off the road. Along some highways in Nebraska vegetation does not readily establish and persist. It is thought that sodium and bulk density issues are the driving factor behind the lack of vegetation. After a construction project, the shoulder is seeded into the compacted soil, and salts can accumulate in the soil due to deicing agents being used during the winter. The purpose of our study was to determine if the bulk density and sodium are the driving factors of the vegetation cover. We also …