References
- Baker, C. F., 1995: Phytoplankton in Mount St. Helens Lakes, Washington. — Master of Science, Portland State University, 273 pp.
- Carpenter, K. D., 1995: Indicators of nutrient limited plankton growth in lakes near Mount St. Helens, Washington. — Master of Science, Portland State University, 188 pp.
- Chapin, D. M., 1995: Physiological and morphological attributes of two colonizing plant species on Mount St. Helens. — American Midland Naturalist 133: 76–87.
- Dahm, C. N., Baross, J. A., Ward, A. K., Lilley, M. D. & Sedell, J. R., 1983: Initial effects of the Mount St. Helens eruption on the nitrogen cycle and related chemical processes in Ryan Lake. — App. Env. Microbiol. 45: 1633–1645.
- Dodds, W. K. & Priscu, J. C., 1988: An inexpensive device for sampling large volumes of lake water from discrete depths. — Freshwater Biol. 20: 113–116.
- Dodds, W. K. & Priscu, J. C., 1990: A comparison of methods for assessment of nutrient deficiency in phytoplankton in a large oligotrophic lake. — Can. J. Fish. Aquat. Sci. 47: 2328–2338.
- Halvorson, J. J., Franz, E. H., Smith, J. L. & Black, R. A., 1992: Nitrogenase activity, nitrogen fixation, and nitrogen impacts by lupines at Mount St. Helens. — Ecology 73: 87–98.
- Hecky, R. E. & Kilham, P., 1988: Nutrient limitation of phytoplankton in freshwater and marine environments: A review of recent evidence on the effects of enrichment. — Limnol. Oceanogr. 33: 796–822.
- Petersen, R. R., 1993: Recovery of lakes located in the blast zone of Mount St. Helens. — Verh. Internat. Verein. Limnol. 25: 366–369.
- Schindler, D. W., Schmidt, R. V. & Reid, R. A., 1972: Acidification and bubbling as an alternative to filtration in determining phytoplankton production by the 14C method. — J. Fish. Res. Board Can. 29: 1627–1631.
- Wetzel, R. G., 1983: Limnology. — Saunders, 765 pp.
- Wetzel, R. G. & Likens, G. E., 1990: Limnological Analyses. — Springer, 391 pp.
- Wissmar, R. C., Devol, A. H., Nevissi, A. E. & Sedell, J. R., 1982a: Chemical changes of lakes within the Mount St. Helens blast zone. — Science 216: 175–178.
- Wissmar, R. C., Devol, A. H., Staley, J. T. & Sedel, J. R., 1982 b: Biological responses of lakes in the Mount St. Helens blast zone. — Science 216: 178–181.