Office of the Executive Vice Chancellor and Provost - 1981 Nielsen, L. A., Kendall, W. T., & Helfrich, L. A. (1981). Comparison of angler use and characteristics at three catchable trout fisheries in Virginia. Proceedings of the ... Annual Conference, Southeastern Association of Fish and Wildlife Agencies, 34, 330–340. Nielsen, L. A. (1981). A dichotomous key to fishery education in the United States. In K. O'Hara. & C. D. Barr (Eds.), Proceedings: The second British Freshwater Fisheries Conference held at Life Sciences Building, the University, Crown Street, Liverpool, L69 3BX, 13, 14 and 15 April 1981 (pp. 3–10). Chislehurst [England]: Janssen Services, Conference Reporting Division. Nielsen, L. A. (1981). A comparison of the relative effectiveness of a videotape and a slide set for illustrating outdoor activities. International Journal of Instructional Media, 9, 83–89. Nielsen, L. A. (1981). Accreditation: To be or not to be. Fisheries, 6(1), 9–11. NIELSEN, L. A. (1981). THE CASE FOR ENVIRONMENTAL MODERATION (OR WHY PEOPLE WHO LIVE IN RECYCLED BOTTLES SHOULDNT THROW STONES). AMERICAN BIOLOGY TEACHER, 43(4), 208-&. https://doi.org/10.2307/4447229 Nielsen, L. A. (1981). No fishery is an island. Fisheries, 16(2), 48.