Poster # 120. Killilea, Mary^*,1, DeGloria, Stephen¹, Riha, Susan¹, Philpot, William¹, ¹ Cornell University, Ithaca, NY Estimating Leaf Area Index from Landsat ETM+ data in the Hudson River Valley of New York State.

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Poster # 121. Rowell, Eric^*,1,2, Vierling, Lee², Dykstra, Denise², Chen, Xuexia², ¹ Horizons, Incorporated, Rapid City, SD² South Dakota School of Mines and Technology, Rapid City, SD Small footprint LiDAR estimates of canopy gap structure in a Ponderosa pine forest .

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Poster # 122. Przeszlowska, Agnes^*,1, Trlica, Milton¹, Weltz, Mark², ¹ Colorado State University, Fort Collins, CO² USDA - Agricultural Research Service, Great Plains Systems Research Unit, Fort Collins, CO Comparison of four techniques for estimation of Green Area Index (GAI) on the shortgrass prairie.

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Poster # 123. Turner, David^*,1, Ollinger, Scott², Smith, Marie-Louise³, Krankina, Olga¹, Gregory, Matt¹, ¹ Oregon State University, Corvallis, OR² University of New Hampshire, Durham, NH³ USDA Forest Service, Durham, NH Scaling net primary production to a MODIS footprint in support of Earth Observing System product validation.

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Poster # 124. RITCHIE, JERRY^*,1, SCHMUGGE, THOMAS¹, JACOB, FREDERIC¹, RANGO, ALBERT², CHOPPING, MARK², ¹ USDA-ARS HYDROLOGY AND REMOTE SENSING LABORATORY, BELTSVILLE, MD² USDA-ARS JORNADA EXPERIMENTAL RANGE, LAS CRUCES, NM Spectral reflectance differences of Northern Chihuahuan Desert vegetation.

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Poster # 125. Houston, Stan^*,1,2, Gamon, John^1,2, Huemmrich, K.^2,3, Anderson, Erika^2,4, ¹ California State University at Los Angeles, Los angeles, CA² Desert Research Institute, Reno, NV³ University of Maryland, NASA GSFC, Washington, DC⁴ Kalamazoo College, Kalamazoo, MI Functional type contribution to the carbon balance of arctic vegetation at Barrow, AK .

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Poster # 126. Sexton, Joseph^*,1,2, Cutler, Adele³, ¹ Landscape Ecology: Modeling and Analysis Center, Logan, Utah² Department of Forest Resources, Logan, Utah³ Department of Mathematics and Statistics, Logan, Utah Modern CART-based classifiers: higher prediction accuracy for niche-based vegetation mapping.

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Poster # 127. Stiles, Arthur^*,1, Scheiner, Samuel², ¹ Department of Plant Biology, Tempe, Arizona² Division of Environmental Biology, Arlington, VA Using remote sensing to generate a map of desert plant community distribution for the CAP-LTER, Phoenix, Arizona.

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Poster # 128. PULESTON, CEDRIC^*,1, ¹ San Francisco State University, San Francisco, CA A practical model of the spread of sudden oak death's disease-causing agent.

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Poster # 129. Alley, Nate^*,1, Coleman, Robert², Stohlgren, Thomas³, Evangelista, Paul¹, Guenther, Debra¹, ¹ Natural Resource Ecology Laboratory, Fort Collins, CO² Forest Sciences, Fort Collins, CO³ Midcontinent Ecological Science Center, USGS, Fort Collins, CO Integrating various data layers and multi-media in a comprehensive format for land managers: A case study at Grand Staircase-Escalante National Monument, Utah.

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Poster # 130. Webb, Campbell^*,1, Donoghue, Michael¹, ¹ Dept. Ecology & Evolutionary Biology, New Haven, CT, 06520 Communication from field in text and images using spread-spectrum radio technology.

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