Lead, cadmium, nickel and zinc concentrations in soil and vegetation associated with highways of different traffic densities
Soil and vegetation was collected along four highways of different traffic volumes, at varying distances from the road, and at two control areas. Four sampling periods were conducted throughout the course of a year from August, 1976 to June, 1977. Soil and vegetation samples were tested for concentr...
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| Format: | Others |
| Language: | en_US |
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Virginia Polytechnic Institute and State University
2016
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| Online Access: | http://hdl.handle.net/10919/64644 |