Gene Likens

Nutrient limitation in Lago Chaiquenes (Parque Nacional Alerce Andino, Chile): evidence from nutrient enrichment experiments and physiological assays
Steinhart, G.S., Gene E. Likens, and D. Soto. 1999. “Nutrient Limitation in Lago Chaiquenes (Parque Nacional Alerce Andino, Chile): Evidence from Nutrient Enrichment Experiments and Physiological Assays”. Rev. Chil. Hist. Nat. 72: 559-68.
The science of nature, the nature of science: long-term ecological studies at Hubbard Brook
Likens, Gene E. 1999. “The Science of Nature, the Nature of Science: Long-Term Ecological Studies at Hubbard Brook”. Proc. Am. Philosophical Soc. 143: 558-72.
Sources of stream sulfate at the Hubbard Brook Experimental Forest: Long-term analyses using stable isotopes
Alewell, C., Myron J. Mitchell, Gene E. Likens, and Roy Krouse. 1999. “Sources of Stream Sulfate at the Hubbard Brook Experimental Forest: Long-Term Analyses Using Stable Isotopes”. Biogeochemistry 44: 281-99.
Watershed- and plot-scale tests of the mobile anion concept
Christ, M. J., Charles T. Driscoll, and Gene E. Likens. 1999. “Watershed- and Plot-Scale Tests of the Mobile Anion Concept”. Biogeochemistry 47: 335-53.
Changes in soil sulfur constituents in a forested watershed eight years after whole-tree harvesting
Zhang, Y., Myron J. Mitchell, Charles T. Driscoll, and Gene E. Likens. 1999. “Changes in Soil Sulfur Constituents in a Forested Watershed Eight Years After Whole-Tree Harvesting”. Can. J. For. Res. 29: 356-64.
Effects of acid anion additions (trifluoroacetate and bromide) on soil solution chemistry of a northern hardwood forest soil
Berger, T. W., and Gene E. Likens. 1999. “Effects of Acid Anion Additions (trifluoroacetate and Bromide) on Soil Solution Chemistry of a Northern Hardwood Forest Soil”. Water Air Soil Pollut. 116: 479-99.
Afterword: Reflections and Needs
Likens, Gene E. 1999. “Afterword: Reflections and Needs”. In T. W. Hoekstra and M. Shachak (eds.). Arid Lands Management: Toward Ecological Sustainability, 269-72. Illinois University Press, Urbana-Champaign, IL.
Ecosystem-level consequences of management options
Joyce, L. A., J.J. Landsberg, Stafford Smith, J. BenAsher, J.R. Doria Cavazos, K. Lajtha, Gene E. Likens, Avi Perevolotsky, and U. Safriel. 1999. “Ecosystem-Level Consequences of Management Options”. In T. W. Hoekstra and M. Shachak (eds.). Arid Lands Management: Toward Ecological Sustainability, 97-116. Illinois University Press, Urbana-Champaign, IL.
Organisms of Hubbard Brook Valley, New Hampshire
Holmes, R.T., and Gene E. Likens. 1999. “Organisms of Hubbard Brook Valley, New Hampshire”. USDA Forest Service, Northeastern Research Station, General Tech. Report NE-257.
The importance of long-term data in addressing regional environmental issues
Likens, Gene E., and Kathleen F. Lambert. 1998. “The Importance of Long-Term Data in Addressing Regional Environmental Issues”. Northeast. Natural 5: 127-36.