Office of the Executive Vice Chancellor and Provost - 1979 Nielsen, L. A., & Ney, J. J. (1979). Stream sampling [videorecording] (pp. 7 min.). Blacksburg, VA: Virginia Polytechnic Institute and State University. Potter, W. A., Dickson, K. L., & Nielsen, L. A. (1979). Numerical production of larval sportfish in the New River as determined by drift sampling. Proceedings of the ... Annual Conference, Southeastern Association of Fish and Wildlife Agencies, 32, 672–679. Pardue, G. B., & Nielsen, L. A. (1979). Invertebrate biomass and fish production in ponds with added attachment surface. In D. L. Johnson & R. A. Stein (Eds.), Response of fish to habitat structure in standing water: Proceedings of a symposium entitled Interrelationships between fish and cover in standing water held during the 40th Annual Midwest Fish and Wildlife Conference, Columbus, Ohio, USA, December, 1978 (Special publication (American Fisheries Society. North Central Division); no. 6). (pp. 34–37). Columbus, Ohio?]: North Central Division, American Fisheries Society. Nielsen, L. A., & Ney, J. J. (1979). Cove rotenone [videorecording] (pp. 12 1/2 min.). Blacksburg, VA: Virginia Polytechnic Institute and State University. Nielsen, L. A., & Summers, P. B. (1979). Journal use in fisheries as determined by citation analysis. Fisheries, 4(2), 10–1121. Nielsen, L. A. (1979). Symposia and the opportunity to communicate. Bulletin of the Ecological Society of America, 60, 166.