Search Results - "Suyker, A."

Long-term croplands water productivity in response to management and climate in the Western US Corn Belt by Khorchani, M., Awada, T., Schmer, M., Jin, V., Birru, G., Dangal, S.R.S., Suyker, A., Freidenreich, A.

“…Global population growth and water scarcity are raising concerns about agricultural systems' ability to meet future food, fuel, feed, and fiber demands. Water…”
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Matching the phenology of Net Ecosystem Exchange and vegetation indices estimated with MODIS and FLUXNET in-situ observations by Balzarolo, M., Vicca, S., Nguy-Robertson, A.L., Bonal, D., Elbers, J.A., Fu, Y.H., Grünwald, T., Horemans, J.A., Papale, D., Peñuelas, J., Suyker, A., Veroustraete, F.

“…Shifts in ecosystem phenology play an important role in the definition of inter-annual variability of net ecosystem carbon uptake. A good estimate at the…”
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The LTAR Grazing Land Common Experiment at Platte River High Plains Aquifer by Khorchani, M., Schmer, M., Freidenreich, A., Awada, T., Birru, G., Christofferson, S., Drijber, R., Erickson, G., Jin, V., McDermott, R., Suyker, A., Watson, A., Woodbury, B., Xiong, Y., Hiller, J., Sun, X., Li, L.

“…The Long‐Term Agroecosystem Research (LTAR) network of the United States Department of Agriculture (USDA) consists presently of 18 sites within the contiguous…”
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Incorporation of crop phenology in Simple Biosphere Model (SiBcrop) to improve land-atmosphere carbon exchanges from croplands by Lokupitiya, E., Denning, S., Paustian, K., Baker, I., Schaefer, K., Verma, S., Meyers, T., Bernacchi, C. J., Suyker, A., Fischer, M.

“…Croplands are man-made ecosystems that have high net primary productivity during the growing season of crops, thus impacting carbon and other exchanges with…”
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Year-round observations of the net ecosystem exchange of carbon dioxide in a native tallgrass prairie by Suyker, Andrew E., Verma, Shashi B.

“…Summary An Ameriflux site was established in mid 1996 to study the exchange of CO2 in a native tallgrass prairie of north‐central Oklahoma, USA. Approximately…”
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Growing season carbon dioxide exchange in irrigated and rainfed maize by Suyker, A.E, Verma, S.B, Burba, G.G, Arkebauer, T.J, Walters, D.T, Hubbard, K.G

“…Net ecosystem CO 2 exchange (NEE) was measured in maize-based agroecosystems in eastern Nebraska, USA, during the growing season in 2001. The objective of this…”
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Controls on winter ecosystem respiration in temperate and boreal ecosystems by Wang, T., Ciais, P., Piao, S. L., Ottlé, C., Brender, P., Maignan, F., Arain, A., Cescatti, A., Gianelle, D., Gough, C., Gu, L., Lafleur, P., Laurila, T., Marcolla, B., Margolis, H., Montagnani, L., Moors, E., Saigusa, N., Vesala, T., Wohlfahrt, G., Koven, C., Black, A., Dellwik, E., Don, A., Hollinger, D., Knohl, A., Monson, R., Munger, J., Suyker, A., Varlagin, A., Verma, S.

“…Winter CO2 fluxes represent an important component of the annual carbon budget in northern ecosystems. Understanding winter respiration processes and their…”
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Gap filling strategies for defensible annual sums of net ecosystem exchange by Falge, Eva, Baldocchi, Dennis, Olson, Richard, Anthoni, Peter, Aubinet, Marc, Bernhofer, Christian, Burba, George, Ceulemans, Reinhart, Clement, Robert, Dolman, Han, Granier, André, Gross, Patrick, Grünwald, Thomas, Hollinger, David, Jensen, Niels-Otto, Katul, Gabriel, Keronen, Petri, Kowalski, Andrew, Lai, Chun Ta, Law, Beverley E., Meyers, Tilden, Moncrieff, John, Moors, Eddy, Munger, J.William, Pilegaard, Kim, Rannik, Üllar, Rebmann, Corinna, Suyker, Andrew, Tenhunen, John, Tu, Kevin, Verma, Shashi, Vesala, Timo, Wilson, Kell, Wofsy, Steve

“…Heightened awareness of global change issues within both science and political communities has increased interest in using the global network of eddy…”
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Carbon and energy fluxes in cropland ecosystems: a model-data comparison by Lokupitiya, E., Denning, A. S., Schaefer, K., Ricciuto, D., Anderson, R., Arain, M. A., Baker, I., Barr, A. G., Chen, G., Chen, J. M., Ciais, P., Cook, D. R., Dietze, M., Maayar, M. El, Fischer, M., Grant, R., Hollinger, D., Izaurralde, C., Jain, A., Kucharik, C., Li, Z., Liu, S., Li, L., Matamala, R., Peylin, P., Price, D., Running, S. W., Sahoo, A., Sprintsin, M., Suyker, A. E., Tian, H., Tonitto, C., Torn, M., Verbeeck, Hans, Verma, S. B., Xue, Y.

“…Croplands are highly productive ecosystems that contribute to land–atmosphere exchange of carbon, energy, and water during their short growing seasons. We…”
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Net Biome Productivity of Irrigated and Rainfed Maize-Soybean Rotations: Modeling vs. Measurements by Grant, R.F, Arkebauer, T.J, Dobermann, A, Hubbard, K.G, Schimelfenig, T.T, Suyker, A.E, Verma, S.B, Walters, D.T

“…Estimates of agricultural C sequestration require an understanding of how net ecosystem productivity (NEP) and net biome productivity (NBP) are affected by…”
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The sensitivity of carbon exchanges in Great Plains grasslands to precipitation variability by Petrie, M. D., Brunsell, N. A., Vargas, R., Collins, S. L., Flanagan, L. B., Hanan, N. P., Litvak, M. E., Suyker, A. E.

“…In the Great Plains, grassland carbon dynamics differ across broad gradients of precipitation and temperature, yet finer‐scale variation in these variables may…”
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Gap filling strategies for long term energy flux data sets by Falge, Eva, Baldocchi, Dennis, Olson, Richard, Anthoni, Peter, Aubinet, Marc, Bernhofer, Christian, Burba, George, Ceulemans, Reinhart, Clement, Robert, Dolman, Han, Granier, André, Gross, Patrick, Grünwald, Thomas, Hollinger, David, Jensen, Niels-Otto, Katul, Gabriel, Keronen, Petri, Kowalski, Andrew, Ta Lai, Chun, Law, Beverley E, Meyers, Tilden, Moncrieff, John, Moors, Eddy, William Munger, J, Pilegaard, Kim, Rannik, Üllar, Rebmann, Corinna, Suyker, Andrew, Tenhunen, John, Tu, Kevin, Verma, Shashi, Vesala, Timo, Wilson, Kell, Wofsy, Steve

“…At present a network of over 100 field sites are measuring carbon dioxide, water vapor and sensible heat fluxes between the biosphere and atmosphere, on a…”
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Albedo estimates for land surface models and support for a new paradigm based on foliage nitrogen concentration by Hollinger, D.Y, Ollinger, S.V, Richardson, A.D, Meyers, T.P, Dail, D.B, Martin, M.E, Scott, N.A, Arkebauer, T.J, Baldocchi, D.D, Clark, K.L, Curtis, P.S, Davis, K.J, Desai, A.R, Dragoni, D, Goulden, M.L, Gu, L, Katul, G.G, Pallard, S.G, Paw U., K.T, Schmid, H.P, Stoy, P.C, Suyker, A.E, Verma, S.B

“…Vegetation albedo is a critical component of the Earth's climate system, yet efforts to evaluate and improve albedo parameterizations in climate models have…”
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Relationship between ecosystem productivity and photosynthetically active radiation for northern peatlands by Frolking, S.E. (University of New Hampshire, Durham.), Bubier, J.L, Moore, T.R, Ball, T, Bellisario, L.M, Bhardwaj, A, Carroll, P, Crill, P.M, Lafleur, P.M, McCaughey, J.H

“…We analyzed the relationship between net ecosystem exchange of carbon dioxide (NEE) and irradiance (as photosynthetic photon flux density or PPFD), using…”
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Corrigendum to "Incorporation of crop phenology in Simple Biosphere Model (SiBcrop) to improve land-atmosphere carbon exchanges from croplands" published in Biogeosciences, 6, 969–986, 2009 by Lokupitiya, E., Denning, S., Paustian, K., Baker, I., Schaefer, K., Verma, S., Meyers, T., Bernacchi, C. J., Suyker, A., Fischer, M.

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Synergistic use of optical and biophysical traits to assess Bromus inermis pasture performance and quality under different management strategies in Eastern Nebraska, U.S by Mazis, A., Awada, T., Erickson, G.E., Wardlow, B., Wienhold, B.J., Jin, V., Schmer, M., Suyker, A., Zhou, Y., Hiller, J.

“…We investigated the synergic use of optical and biophysical traits to characterize Bromus inermis (smooth bromegrass) pasture lands and assess the combined…”
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Evapotranspiration of irrigated and rainfed maize–soybean cropping systems by Suyker, Andrew E., Verma, Shashi B.

“…We have been making year-round measurements of mass and energy exchange in three cropping systems: (a) irrigated continuous maize, (b) irrigated maize–soybean…”
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Unraveling the effects of management and climate on carbon fluxes of U.S. croplands using the USDA Long-Term Agroecosystem (LTAR) network by Menefee, D., Scott, Russell L., Abraha, M., Alfieri, J.G., Baker, J., Browning, Dawn M., Chen, Jiquan, Gonet, Jeff, Johnson, J.M.F., Miller, G.R., Nifong, Rachel, Robertson, Phil, Russell, E.S., Saliendra, N., Schreiner-Mcgraw, Adam P., Suyker, A., Wagle, P., Wente, Chris, White, P.M., Smith, Doug

“…•Climate and management affected carbon fluxes across sites.•C uptake & release were positively correlated with temperature & precipitation.•No-till was…”
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Interannual water vapor and energy exchange in an irrigated maize-based agroecosystem by Suyker, Andrew E., Verma, Shashi B.

“…In this paper, we present results from 4 years (May 2001–May 2005) of water and energy flux measurements made in a no-till, irrigated maize–soybean rotation…”
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Incorporation of globally available datasets into the roving cosmic-ray neutron probe method for estimating field-scale soil water content by Avery, William Alexander, Finkenbiner, Catherine, Franz, Trenton E, Wang, Tiejun, Nguy-Robertson, Anthony L, Suyker, Andrew, Arkebauer, Timothy, Muñoz-Arriola, Francisco

“…The need for accurate, real-time, reliable, and multi-scale soil water content (SWC) monitoring is critical for a multitude of scientific disciplines trying to…”
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