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Alan S. White
Title: Professor of Forest Ecology
Degrees:
- B.A. Williams College, 1973, Biology
- M.S. University of Montana, 1976, Forest Ecology
- Ph.D.University of Minnesota, 1981, Forest Ecology
Address: 217 Nutting Hall
Telephone: (207) 581-2851
E-mail: White@UMENFA.Maine.Edu
Current Research Interests:
KEY WORDS: Old-growth forest structure and development; disturbance and succession; stand dynamics; ecology and silviculture of northeastern species; land-use history; species range limits.
Selected Publications:
Shawn Fraver, Robert S. Seymour, James H. Speer, and Alan S. White. 2006 (in press). Dendrochronological reconstruction of spruce budworm outbreaks in northern Maine, USA. Canadian Journal of Forest Research
Szillery, J., I. Fernandez, S. Norton, L. Rustad, A. White. 2006. Using ion-exchange resins to study soil response to experimental watershed acidification. Environmental Monitoring & Assessment 116:383-398.
Fraver, Shawn, and Alan S. White. 2005. Disturbance dynamics of old-growth Picea rubens forests of northern Maine. Journal of Vegetation Science 16:597-610.
Fraver, Shawn, and Alan S. White. 2005. Identifying growth releases in dendrochronological studies of forest disturbance. Canadian Journal of Forest Research 35:1648-1656.
Elvir, J. A., L. Rustad, G. B. Wiersma, I. Fernandez, A. S. White, G. J. White. 2005. Eleven-year response of foliar chemistry to chronic nitrogen and sulphur additions at the Bear Brook Watershed in Maine. Canadian Journal of Forest Research 35:1402-1410.
Day, M. E., J. L. Schedlbauer, W. H.. Livingston, M. S. Greenwood, A. S. White, and J. C. Brissette. 2005. Influence of seedbed, light environment, and elevated night temperature on growth and carbon allocation in pitch pine (Pinus rigida) and jack pine (Pinus banksiana) seedlings. Forest Ecology and Management 205:59-71.
Lorimer, Craig G., and Alan S. White. 2003. Scale and frequency of natural disturbances in the northeastern United States: implications for early successional habitat and regional age distributions. Forest Ecology and Management 185:41-64.
Elvir, J. A., G. B. Wiersma, A. S. White, and I. J. Fernandez. 2003. Effects of chronic ammonium sulfate treatment on basal area increment in red spruce and sugar maple at the Bear Brook Watershed in Maine. Canadian Journal of Forest Research 33:862-869.
Schumann, Martha E., Alan S. White, and Jack W. Witham. 2003. The effects of harvest-created gaps on plant species diversity, composition, and abundance in a Maine oak-pine forest. Forest Ecology and Management 176:543-561.
Greenwood, M. S., W. H. Livingston, M. E. Day, S. C. Kenaley, A. S. White, and J. C. Brissette. 2002. Contrasting modes of survival by jack and pitch pine at a common range limit. Canadian Journal of Forest Research 32:1662-1674.
Seymour, Robert S., Alan S. White, and Philip deMaynadier. 2002. Natural disturbance regimes in northeastern North America - evaluating silvicultural systems using natural scales and frequencies. Forest Ecology and Management 155:357-367.
Chokkalingam, Unna, and Alan S. White. 2001. Structure and spatial patterns of trees in old-growth northern hardwood and mixed forests of northern Maine. Plant Ecology 156:139-160.
Day, Michael E., Michael S. Greenwood, and Alan S. White. 2001. Age-related changes in foliar morphology and physiology in red spruce and their influence on declining photosynthetic rates and productivity with tree age. Tree Physiology 21:1195-1204.
Copenheaver, C.A., A.S. White, and W.A. Patterson III. 2000. Vegetation development in a southern Maine pitch pine-scrub oak barren. Journal of the Torrey Botanical Society 127:19-32.
White, Alan S., Jack W. Witham, Malcom L. Hunter, Jr., and Alan J. Kimball. 1999. Relationship between plant species richness and biomass in a coastal Maine Quercus-Pinus forest. Journal of Vegetation Science 10:755-762.
Hunter, Jr., M.L., and A.S. White. 1997. Ecological thresholds and the definition of old-growth forest stands. Natural Areas Journal 17:292-296.
Kimball, A.J., J.W. Witham, J.L. Rudnicky, A.S. White and M.L. Hunter, Jr. 1995. Harvest-created and natural canopy gaps in an oak-pine forest in Maine. Bulletin of the Torrey Botanical Club. 122:115-123.
Elliott, K.J., and A.S. White. 1993. Effects of light, nitrogen, and phosphorus on red pine seedling growth and nutrient use efficiency. For. Sci. 40:47-58.
Elliott, K.J., and A.S. White. 1993. Effects of competition from young northern hardwoods on red pine seedling growth, nutrient use efficiency, and leaf morphology. For. Ecol. Manage. 57:233-255.
White, Alan S., and Katherine J. Elliott. 1992. Predicting the effects of hardwood competition on red pine seedling growth. Can. J. For. Res. 22:1510-1515
White, Alan S. 1991. The importance of different forms of regeneration to secondary succession in a Maine hardwood forest. Bulletin of the Torrey Botanical Club 118:303-311.
White, Alan S., James E. Cook, and James M. Vose. 1991. Effects of fire and stand structure on grass phenology in a ponderosa pine forest. American Midland Naturalist 126:269-278.
Vose, James M., and Alan S. White. 1991. Biomass response mechanisms of understory species the first year after prescribed burning in an Arizona ponderosa pine community. Forest Ecology and Management 40:175-187.
Graduate Course Taught:
