Recent Submissions

  • Characterization of resistance to the wheat stem sawfly in spring wheat landrace accessions from targeted geographic regions of the world 

    Varella, Andrea C.; Weaver, David K.; Cook, Jason P.; Blake, Nancy K.; Hofland, Megan L.; Lamb, Peggy F.; Talbert, Luther E. (2017-07)
    Plant landraces have long been recognized as potential gene pools for biotic and abiotic stress-related genes. This research used spring wheat landrace accessions to identify new sources of resistance to the wheat stem ...
  • Climate controls over the net carbon uptake period and amplitude of net ecosystem production in temperate and boreal ecosystems 

    Fu, Zheng; Stoy, Paul C.; Luo, Yiqi; Chen, Jiquan; Sun, Jian; Montagnani, Leonardo; Wohlfahrt, Georg; Rahman, Abdullah F.; Rambal, Serge; Bernhofer, Christian; Wang, Jinsong; Shirkey, Gabriela; Niu, Shuli (2017-09)
    The seasonal and interannual variability of the terrestrial carbon cycle is regulated by the interactions of climate and ecosystem function. However, the key factors and processes determining the interannual variability ...
  • Cropping systems modify soil biota effects on wheat (Triticum aestivum) growth and competitive ability 

    Johnson, Stephen P.; Miller, Zach J.; Lehnhoff, Erik A.; Miller, Perry R.; Menalled, Fabian D. (2017-02)
    Plants alter soil biota which subsequently modifies plant growth, plant-plant interactions and plant community dynamics. While much research has been conducted on the magnitude and importance of soil biota effects (SBEs) ...
  • Investigating the mechanisms responsible for the lack of surface energy balance closure in a central Amazonian tropical rainforest 

    Gerken, Tobias; Ruddell, Benjamin L.; Fuentes, Jose D.; Araújo, Alessandro; Brunsell, Nathaniel A.; Maia, Jair; Manzi, Antonio; Mercer, Juliane; dos Santos, Rosa Nascinmento; von Randow, Celso; Stoy, Paul C. (2017-04)
    This work investigates the diurnal and seasonal behavior of the energy balance residual (E) that results from the observed difference between available energy and the turbulent fluxes of sensible heat (H) and latent heat ...
  • Niche specialization of bacteria in permanently ice-covered lakes of the McMurdo Dry Valleys, Antarctica 

    Kwon, Miye; Kim, Mincheol; Takacs-Vesbach, Cristina; Lee, Jaejin; Hong, Soon Gyu; Kim, Sang Jong; Priscu, John C.; Kim, Ok-Sun (2017-04)
    Perennially ice-covered lakes in the McMurdo Dry Valleys, Antarctica, are chemically stratified with depth and have distinct biological gradients. Despite long-term research on these unique environments, data on the structure ...
  • Diversity and Distribution of Freshwater Aerobic Anoxygenic Phototrophic Bacteria across a Wide Latitudinal Gradient 

    Ferrera, Isabel; Sarmento, Hugo; Priscu, John C.; Chiuchiolo, Amy L.; González, José M.; Grossart, Hans-Peter (2017-03)
    Aerobic anoxygenic phototrophs (AAPs) have been shown to exist in numerous marine and brackish environments where they are hypothesized to play important ecological roles. Despite their potential significance, the study ...
  • A survival guide to Landsat preprocessing 

    Young, Nicholas E.; Anderson, Ryan S.; Chignell, Stephen M.; Vorster, Anthony G.; Lawrence, Rick L.; Evangelista, Paul H. (2017-04)
    Landsat data are increasingly used for ecological monitoring and research. These data often require preprocessing prior to analysis to account for sensor, solar, atmospheric, and topographic effects. However, ecologists ...
  • Pinus contorta invasions increase wildfire fuel loads and may create a positive feedback with fire 

    Taylor, Kimberly T.; Maxwell, Bruce D.; McWethy, David B.; Pauchard, Anibal; Nunez, Martin A.; Whitlock, Cathy (2017-03)
    Invasive plant species that have the potential to alter fire regimes have significant impacts on native ecosystems. Concern that pine invasions in the Southern Hemisphere will increase fire activity and severity and ...
  • The increasing importance of atmospheric demand for ecosystem water and carbon fluxes 

    Novick, Kimberly A.; Ficklin, Darren L.; Stoy, Paul C.; Williams, Christopher A.; Bohrer, Gil; Oishi, A. Christopher; Papuga, Shirley A.; Blanken, Peter D.; Noormets, Asko; Sulman, Benjamin N.; Scott, Russell L.; Wang, Lixin; Phillips, Richard P. (2016-11)
    Soil moisture supply and atmospheric demand for water independently limit-and profoundly affect-vegetation productivity and water use during periods of hydrologic stress(1-4). Disentangling the impact of these two drivers ...
  • Integration of metagenomic and stable carbon isotope evidence reveals the extent and mechanisms of carbon dioxide fixation in high-temperature microbial communities. 

    Jennings, Ryan deM.; Moran, James J.; Jay, Zackary J.; Beam, Jacob P.; Whitmore, Laura M.; Kozubal, Mark A.; Kreuzer, Helen W.; Inskeep, William P. (2017-02)
    Although the biological fixation of CO2 by chemolithoautotrophs provides a diverse suite of organic compounds utilized by chemoorganoheterotrophs as a carbon and energy source, the relative amounts of autotrophic C in ...
  • Source of Lake Vostok Cations Constrained with Strontium Isotopes 

    Lyons, Berry W.; Welch, Kathleen A.; Priscu, John C.; Tranter, Martyn; Royston-Bishop, George (2016-08)
    Lake Vostok is the largest sub-glacial lake in Antarctica. The primary source of our current knowledge regarding the geochemistry and biology of the lake comes from the analysis of refrozen lake water associated with ice ...
  • Analyzing Increases in Impervious Surface and the Effects on Hydrology and Water Quality in Big Sky, Montana 

    Leach, Braden (Montana State University, 2017-05)
    At a resolution of 30 m, there was a 26% increase in impervious surface in the West Fork of the Gallatin watershed from 1990 to 2005. After assessing the negative effects of impervious surface increase on aquatic systems, ...
  • Microbial formation of labile organic carbon in Antarctic glacial environments 

    Smith, Heidi J.; Foster, Rachel A.; McKnight, Diane M.; Lisle, John T.; Littmann, Sten; Kuypers, Marcel M. M.; Foreman, Christine M. (2017-04)
    Roughly six petagrams of organic carbon are stored within ice worldwide. This organic carbon is thought to be of old age and highly bioavailable. Along with storage of ancient and new atmospherically deposited organic ...
  • Biofilms on glacial surfaces: hotspots for biological activity 

    Smith, Heidi J.; Schmit, Amber; Foster, Rachel A.; Littman, Sten; Kuypers, Marcel M. M.; Foreman, Christine M. (2016-06)
    Glaciers are important constituents in the Earth’s hydrological and carbon cycles, with predicted warming leading to increases in glacial melt and the transport of nutrients to adjacent and downstream aquatic ecosystems. ...
  • The Impact of a Large-Scale Climate Event on Antarctic Ecosystem Processes 

    Fountain, Andrew G.; Saba, Grace; Adams, Byron; Doran, Peter; Fraser, William; Gooseff, Michael; Obryk, Maciej; Priscu, John C.; Stammerjohn, Sharon; Virginia, Ross A. (2016-10)
    Extreme climate and weather events, such as a drought, hurricanes, or ice storms, can strongly imprint ecosystem processing and may alter ecosystem structure. Ecosystems in extreme environments are particularly vulnerable ...
  • Responses of Antarctic Marine and Freshwater Ecosystems to Changing Ice Conditions 

    Obryk, Maciej K.; Doran, Peter T.; Friedlaender, Ari S.; Gooseff, Michael N.; Morgan-Kiss, Rachael M.; Priscu, John C.; Schofield, Oscar; Stammerjohn, Sharon E.; Steinberg, Deborah K.; Ducklow, Hugh W. (2016-10)
    Polar regions are warming more rapidly than lower latitudes, and climate models predict that this trend will continue into the coming decades. Despite these observations and predictions, relatively little is known about ...
  • Linking meteorology, turbulence, and air chemistry in the Amazon Rain Forest 

    Fuentes, Jose D.; Chamecki, Marcelo; Nascimento dos Santos, Rosa Maria; Von Randow, Celso; Stoy, Paul C.; Katul, Gabriel; Fitzjarrald, David; Manzi, Antonio; Gerken, Tobias; Trowbridge, Amy; Freire, Livia Souza; Ruiz-Plancarte, Jesus; Furtunato Maia, Jair Max; Tota, Julio; Dias, Nelson; Fisch, Gilberto; Schumacher, Courtney; Acevedo, Otavio; Mercer, Juliane Rezende; Yanez-Serrano, Ana Maria (2016-12)
    We describe the salient features of a field study whose goals are to quantify the vertical distribution of plant-emitted hydrocarbons and their contribution to aerosol and cloud condensation nuclei production above a central ...
  • Multiscale habitat relationships of snowshoe hares (Lepus americanus) in the mixed conifer landscape of the Northern Rockies, USA: Cross-scale effects of horizontal cover with implications for forest 

    Holbrook, Joseph D.; Squires, John R.; Olson, Lucretia E.; Lawrence, Rick L.; Savage, Shannon L. (2017-01)
    Snowshoe hares (Lepus americanus) are an ecologically important herbivore because they modify vegetation through browsing and serve as a prey resource for multiple predators. We implemented a multiscale approach to ...
  • Temporal Scales of the Nocturnal Flow Within and Above a Forest Canopy in Amazonia 

    Santos, Daniel M.; Acevedo, Otavio C.; Chamecki, Marcelo; Fuentes, Jose D.; Gerken, Tobias; Stoy, Paul C. (2016-10)
    Multiresolution decomposition is applied to 10 months of nocturnal turbulence observations taken at eight levels within and above a forest canopy in Central Amazonia. The aim is to identify the contributions of different ...
  • MycoDB, a global database of plant response to mycorrhizal fungi 

    Chaudhary, V. Bala; Rua, Megan A.; Antoninka, Anita; Bever, James D.; Cannon, Jeffery; Craig, Ashley; Duchicela, Jessica; Frame, Alicia; Gardes, Monique; Gehring, Catherine; Ha, Michelle; Hart, Miranda; Hopkins, Jacob; Ji, Baoming; Johnson, Nancy Collins; Kaonongbua, Wittaya; Karst, Justine; Koide, Roger T.; Lamit, Louis J.; Meadow, James F.; Milligan, Brook G.; Moore, John C.; Pendergast IV, Thomas H; Piculell, Bridget; Ramsby, Blake; Simard, Suzanne; Shrestha, Shubha; Umbanhowar, James; Viechtbauer, Wolfgang; Walters, Lawrence; Wilson, Gail W. T.; Zee, Peter C.; Hoeksema, Jason D. (2016-05)
    Plants form belowground associations with mycorrhizal fungi in one of the most common symbioses on Earth. However, few large-scale generalizations exist for the structure and function of mycorrhizal symbioses, as the nature ...

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