@article{von_fischer_situ_2009,
	title = {In situ measures of methanothroph activity in upland soils: a reaction-diffusion model and field observations of water stress},
	volume = {114},
	number = {G01015},
	journal = {Journal of Geophysical Research Biogeochemistry},
	author = {von Fischer, JC and Butters, G and DuChateau, P and Thelwell, RJ and Siller, R},
	year = {2009},
	keywords = {SGS}
}

@article{shim_wetting_2009,
	title = {Wetting and drying cycles drive variations in the stable carbon isotope ratio of respired carbon dioxide in semi-arid grassland},
	journal = {Oecologia},
	author = {Shim, JH and Pendall, E. and Morgan, JA. and Ojima, DS},
	year = {2009},
	keywords = {SGS}
}

@article{augustine_vegetation_2009,
	title = {Vegetation responses to prescribed burning of grazed shortgrass steppe},
	volume = {62},
	journal = {Rangeland Ecol Manage},
	author = {Augustine, DJ and Milchunas, DG.},
	year = {2009},
	keywords = {SGS}
}

@article{rooney_landscape_2008,
	title = {A landscape theory for food web architecture},
	volume = {11},
	journal = {Ecol. Lett.},
	author = {Rooney, N and McCann, K and Moore, JC.},
	year = {2008},
	keywords = {SGS}
}

@article{buzby_analysis_2008,
	title = {Analysis of the sensitivity properties of a vector-borne model of plague},
	volume = {5},
	journal = {Proceeding of the Royal Society of London Interface},
	author = {Buzby, M and Neckels, D and Antolin, MF and Estep, D},
	year = {2008},
	keywords = {SGS}
}

@article{conant_sensitivity_2008,
	title = {Sensitivity of organic matter decomposition to warming varies with its quality},
	volume = {4},
	journal = {Global Change Biology},
	author = {Conant, RT and Drijber, RA and Haddix, ML and Parton, WJ and Paul, EA and Plante, AF and Six, J and Steinwig, JM},
	year = {2008},
	keywords = {SGS}
}

@article{nordt_coherent_2008,
	title = {Coherent changes in relative {C}4 plant productivity and climate change during the late {Quarternary} in {North} {American} {Great} {Plains}},
	volume = {27},
	number = {15-16},
	journal = {Quarternary Science Reviews},
	author = {Nordt, L and von Fischer, J and Tieszen, L and Tubbs, J},
	year = {2008},
	keywords = {SGS}
}

@article{oyarzabal_trait_2007,
	title = {Trait differences between grass species along a climatic gradient in {South} and {North} {America}},
	volume = {19},
	journal = {Journal of Vegetation Science},
	author = {Oyarzabal, M and Paruelo, JM and Del Pino, F and Oesterheld, M and Lauenroth, WK},
	year = {2007},
	keywords = {SGS}
}

@article{bakker_herbivore_2006-2,
	title = {Herbivore impact on grassland plant diversity depends on habitat productivity and herbivore size},
	volume = {9},
	author = {Bakker, ES and Ritchie, ME and Olff, H and Milchunas, DG and Knops, JMH},
	year = {2006},
	keywords = {KNZ, SGS}
}

@article{webb_classic_2006,
	title = {Classic flea-borne transmission does not drive plague epizootics in prairie dogs},
	volume = {103},
	number = {16},
	journal = {Proceedings of the National Academy of Sciences, U.S.A.},
	author = {Webb, CT and Brooks, CP and Gage, KL and Antolin, MF},
	year = {2006},
	keywords = {SGS}
}

@article{grant-hoffman_vegetation_2006,
	title = {Vegetation on {Gunnison}'s prairie dog colonies in southwestern {Colorado}},
	volume = {59},
	journal = {Rangeland Ecology and Management},
	author = {Grant-Hoffman, MN and Detling, JK},
	year = {2006},
	keywords = {SGS}
}

@article{derner_usda-ars_2005,
	title = {{USDA}-{ARS} {Global} change research on rangelands and pasturelands},
	volume = {27},
	journal = {Rangelands},
	author = {Derner, JD and Rogers, HH and Bunce, J and Ziska, L and White, JW and Franzluebbers, AJ and Redder, JD and Venterea, R. T. and Harper, LA and Schuman, GE and Jawson, M and Shafer, SR and Morgan, JA. and Polley, HW and Runion, GB and Prior, SA and Torbert, HA},
	year = {2005},
	keywords = {SGS}
}

@article{del_grosso_daycent_2005,
	title = {{DAYCENT} national scale simulations of nitrous oxide emissions from cropped soils in the {USA}},
	volume = {35},
	number = {4},
	journal = {Journal of Environmental Quality},
	author = {Del Grosso, SJ and Parton, WJ and Mosier, AR and Walsh, MK and Ojima, DS and Thornton, PE},
	year = {2005},
	keywords = {SGS}
}

@article{bradford_relative_2005,
	title = {The relative importance of light-use efficiency modifications from environmental conditions and cultivation for estimation of large-scale net primary production},
	volume = {96},
	journal = {Remote Sensing of Environment},
	author = {Bradford, JB and Hicke, JA and Lauenroth, WK},
	year = {2005},
	keywords = {SGS}
}

@article{avashia_first_2004,
	title = {First reported prairie dog-to-human tularemia tramsmission, {Texas}, 2002},
	volume = {10},
	journal = {Emerging Infectious Diseases},
	author = {Avashia, SB and Monteneiri, JA. and Lowell, JL and Antolin, MF and Kosoy, MY and Carter, LG and Chu, MC and Hendricks, K and Dennis, DT and Kool, JL and Petersen, JM and Lindley, C and Schriefer, ME and Gage, KL and Cetron, M and Demarcus, TA and Kim, DK and Buck, J},
	year = {2004},
	keywords = {SGS}
}

@article{schroter_trophic_2004-1,
	title = {Trophic interactions in a changing world: {Modeling} aboveground-belowground interactions},
	volume = {5},
	author = {Schroter, D and Brussaard, G and De Deyn, G and Poveda, K and Brown, VK and Berg, MP and Wardle, D.A. and Moore, JC and Wall, DH},
	year = {2004},
	keywords = {SGS}
}

@article{nelson_co2_2004,
	title = {{CO}2 enhances productivity, alters species composition, and reduces digestibility of shortgrass steppe vegetation},
	volume = {14},
	journal = {Ecological Applications},
	author = {Nelson, JA and Morgan, JA. and LeCain, DR and Mosier, AR and Milchunas, DG. and Parton, WJ},
	year = {2004},
	keywords = {SGS}
}

@article{peters_spatial_2004,
	title = {Spatial nonlinearities: {Cascading} effects in the {Earth} system},
	author = {Peters, D. P. C. and Pielke, RA and Bestelmeyer, BT and Allen, C.D.},
	year = {2004},
	keywords = {SGS}
}

@article{adler_plant_2004,
	title = {Plant traits predict differences in grazing effects on sagebrush steppe, {USA}, and {Patagonian} steppe},
	journal = {Ecological Monographs},
	author = {Adler, PB and {O.E. Sala} and Lauenroth, WK and Michunas, DG. and Burke, IC},
	year = {2004},
	keywords = {SGS}
}

@article{farley_changes_2004,
	title = {Changes in soil carbon and water retention following conversion of grasslands to pine plantation in the {Ecuadorian} {Andes}},
	volume = {7},
	number = {7},
	journal = {Ecosystems},
	author = {Farley, KA and Kelly, EF and Hofstede, RGM},
	year = {2004},
	keywords = {SGS}
}

@article{mosier_effect_2003,
	title = {Effect of water addition and nitrogen fertilization on the fluxes of {CH}4, {CO}2, {NOx}, and {N}2O following five years of elevated {CO}2 in the {Colorado} shortgrass steppe},
	volume = {3},
	journal = {Atmos. Chem. Phys.},
	author = {Mosier, AR and Pendall, E. and Morgan, JA.},
	year = {2003},
	keywords = {SGS}
}

@article{hanamean_vegetation_2003,
	title = {Vegetation greenness impacts on maximum and minimum temperatures in northeast {Colorado}},
	volume = {10},
	number = {203},
	journal = {Meteor. Appl.},
	author = {Hanamean, JR and Pielke, RA and Castro, CL and Ojima, DS and Reed, BC and Gao, Z},
	year = {2003},
	keywords = {SGS}
}

@article{russell_grasshoppers_2003,
	title = {Grasshoppers ({Orthoptera}: {Acrididae}) and black-tailed prairie dogs ({Sciurdae}: {Cynomys} ludovicianus): associations between two rangeland herbivores},
	journal = {Journal of Kansas Entomological Society},
	author = {Russell, RE and Detling, JK},
	year = {2003},
	keywords = {SGS}
}

@article{rham_value_2003,
	title = {The value of an emergent notion of authenticity: {Examples} from two student/teacher-scientist partnership programs},
	volume = {40},
	number = {8},
	journal = {Journal of Research in Science Teaching},
	author = {Rham, J and Miller, HC. and Hartley, L and Moore, JC.},
	year = {2003},
	keywords = {SGS}
}

@article{lowe_effects_2002,
	title = {Effects of nitrogen availability on the growth of native grasses and exotic weeds.},
	volume = {55},
	journal = {Journal of Range Management},
	author = {Lowe, PN and Lauenroth, WK and Burke, IC},
	year = {2002},
	keywords = {SGS}
}

@article{burke_nitrogen_2002,
	title = {Nitrogen in the central grasslands region of the {U}.{S}.:a regional perspective},
	volume = {52},
	number = {9},
	journal = {BioScience},
	author = {Burke, IC and Lauenroth, WK and Cunfer, G. and Barrett, JE and Mosier, AR and Lowe, P},
	year = {2002},
	keywords = {SGS}
}

@article{veron_environmental_2002,
	title = {Environmental controls of primary production in agricultural systems of the {Argentine} pampas},
	volume = {5},
	journal = {Ecosystems},
	author = {Veron, Santiago R and Paruelo, JM and Sala, Osvaldo E. and Lauenroth, WK},
	year = {2002},
	keywords = {SGS}
}

@article{antolin_effective_2001,
	title = {Effective size and genetic structure of a piute ground squirrel population({Spermophilus} mollis).},
	volume = {79},
	journal = {Canadian Journal of Zoology},
	author = {Antolin, MF and Van Horene, BH and Berger, MD and Holloway, AK and Roach, JR and Weeks, RD},
	year = {2001},
	keywords = {SGS}
}

@article{adler_effect_2001,
	title = {The effect of grazing on the spatial heterogeneity of vegetation},
	volume = {128},
	journal = {Oecologia},
	author = {Adler, PB and Raff, DA and Lauenroth, WK},
	year = {2001},
	keywords = {SGS}
}

@article{barrett_potential_2000,
	title = {Potential nitrogen immobilization in grassland soils across a soil organic matter gradient},
	volume = {32},
	journal = {Soil Biology and Biochemistry},
	author = {Barrett, JE and Burke, IC},
	year = {2000},
	keywords = {SGS, soil organic matter, nitrogen retention, nitrogen immobilization, semi-arid grasslands}
}

@article{kelly_intra-_2000,
	title = {Intra- and interannual variability of ecosystem processes in shortgrass steppe},
	volume = {105},
	number = {D15},
	journal = {Journal of Geophysical Research: Atmospheres},
	author = {Kelly, RH and Parton, WJ and Hartmann, MD and Stretch, LK and Ojima, DS and Schimel, DS},
	year = {2000},
	keywords = {SGS}
}

@article{garcia-oliva_effects_1999,
	title = {Effects of slash and burn management on soil aggregate {C} and {N} in tropical deciduous forest.},
	volume = {88},
	journal = {Geoderma},
	author = {Garcia-Oliva, F and Sanford, R.L. and Kelly, EF},
	year = {1999},
	keywords = {SGS}
}

Paper  bibtex   

@article{moorhead_climate_1999,
	title = {Climate and litter quality controls on decomposition: an analysis of modeling approaches},
	volume = {13},
	url = {http://andrewsforest.oregonstate.edu/pubs/pdf/pub2703.pdf},
	number = {2},
	author = {Moorhead, D. L. and Currie, William S. and Rastetter, E. B. and Parton, William J. and Harmon, Mark E.},
	year = {1999},
	keywords = {AND, ARC, SGS, decomposition}
}

@article{harrington_carbon_1999,
	title = {Carbon isotope systematics of monoaromatic hydrocarbons: {Vaporization} and soil adsorption experiments},
	volume = {30},
	number = {8A},
	journal = {Organic Geochemistry},
	author = {Harrington, RR and Poulson, SR and Drever, J and Colberg, PJ and Kelly, EF},
	year = {1999},
	keywords = {SGS}
}

@article{kroeze_closing_1999,
	title = {Closing the globabl {N}2O budget: {A} retrospective analysis 1500-1994},
	volume = {13},
	journal = {Global iogeochem. Cycles},
	author = {Kroeze, C and Mosier, A and Bouwman, L},
	year = {1999},
	keywords = {SGS}
}

@article{kaye_ecological_1998,
	title = {Ecological restoration alters {N} transformations in a ponderosa pine-bunchgrass ecosystem.},
	volume = {8},
	journal = {Ecological Applications},
	author = {Kaye, J.P. and Hart, SC},
	year = {1998},
	keywords = {SGS}
}

@article{pielke_climate_1998,
	title = {Climate {Prediction} as an {Initial} {Value} {Problem}},
	volume = {79},
	number = {12},
	journal = {Bulletin of the American Meteorological Society},
	author = {Pielke, RA},
	year = {1998},
	keywords = {SGS}
}

@article{mosier_new_1998-1,
	title = {A new approach to estimate emissions of nitrous oxide from agriculture and its implications for the global {N}2O budget},
	volume = {34},
	journal = {Global Change newsletter, The International Geosphere-Biosphere Programme},
	author = {Mosier, AR and Kroeze, C},
	year = {1998},
	keywords = {SGS}
}

@article{martin_controls_1998,
	title = {Controls on annual emissions of nitric oxide from soils of the {Colorado} shortgrass steppe},
	volume = {12},
	journal = {Global Biogeochemical Cycles},
	author = {Martin, R and Scholes, M. and Mosier, A and Ojima, D and Holland, E.A. and Parton, W},
	year = {1998},
	keywords = {SGS}
}

@article{morgan_global_1998,
	title = {Global {Warming} {Under} the {Scope}: {What} does global climate change mean for western rangelands?},
	journal = {Western Beef Producer},
	author = {Morgan, JA.},
	year = {1998},
	keywords = {SGS}
}

@article{morgan_global_1998-1,
	title = {Global {Climate} {Change}: {What} does it mean for {Western} rangelands?},
	journal = {Western Beef Producer},
	author = {Morgan, JA.},
	year = {1998},
	keywords = {SGS}
}

@article{dodd_influence_1997,
	title = {The influence of soil texture on the soil water dynamics and vegetation structure of a shortgrass steppe ecosystem},
	volume = {133},
	journal = {Plant Ecology},
	author = {Dodd, MD and Lauenroth, WK},
	year = {1997},
	keywords = {SGS, shortgrass steppe, soil texture, plant functional types, soil water model, soil water availability, vegetation structure}
}

@article{kelly_heterogeneity_1997,
	title = {Heterogeneity of soil organic matter following death of individual plants in shortgrass steppe},
	volume = {78},
	number = {4},
	journal = {Ecology},
	author = {Kelly, RH and Burke, IC},
	year = {1997},
	keywords = {SGS, soil organic matter, soil heterogeneity, litterfall vs. decomposition, Northen Colorado (USA) shortgrass steppe, plant microsite, resource gap, semiarid ecosystems, shortgrass steppe soils}
}

@article{xiao_modelling_1997,
	title = {Modelling of biomass and soil organic matter of {Anerolepidium} chinense ({Leymus} chinense) and {Stipa} grandis steppe ecosystems in {Xilin} {River} {Basin}, {Inner} {Mongolia}, {China}},
	volume = {5},
	journal = {Research on Grassland Ecosystems},
	author = {Xiao, X and Ojima, DS and Parton, WJ and Bonham, CD},
	year = {1997},
	keywords = {SGS}
}

@article{copeland_potential_1996,
	title = {Potential climatic impacts of vegetation change:  {A} regional modeling study},
	volume = {101},
	journal = {J. Geophys. Res},
	author = {Copeland, JH and Pielke, RA and Kittel, TGF},
	year = {1996},
	keywords = {SGS}
}

@article{parton_generalized_1996,
	title = {Generalized model for {N}2 and {N}2O production from nitrification and denitrification},
	volume = {10},
	number = {3},
	author = {Parton, WJ and Mosier, AR and Ojima, DS and Valentine, D.W. and Schimel, DS and Weier, K},
	year = {1996},
	keywords = {nitrification, SGS, nitogen}
}

@article{moore_microcosms_1996,
	title = {Microcosms and {Soil} {Ecology}:  {Critical} {Linkages} {Between} {Field} {Studies} and {Modelling} {Food} {Webs}},
	volume = {77},
	number = {3},
	journal = {Ecology},
	author = {Moore, John C.},
	year = {1996},
	keywords = {SGS, MCM}
}

@article{snook_diagnosing_1995,
	title = {Diagnosing a {Colorado} heavy snow event with a nonhydrostatic mesoscale numberical model structured for operational use},
	volume = {10},
	journal = {Wea. Forecasting},
	author = {Snook, JS and Pielke, RA},
	year = {1995},
	keywords = {SGS}
}

@article{with_grasshopper_1995,
	title = {Grasshopper movement in a grassland mosaic: effects of life stage and landscape structure},
	journal = {Functional Ecology},
	author = {With, KA.},
	year = {1995},
	keywords = {SGS, grassland, grasshopper, landscape structure}
}

@article{paruelo_water_1995,
	title = {Water {Losses} in the {Patagonian} {Steppe}: a modelling approach},
	volume = {76},
	number = {2},
	journal = {Ecology},
	author = {Paruelo, JM and {O.E. Sala}},
	year = {1995},
	keywords = {SGS, ecosystems, transpiration, modelling, drainage, evaporation, long term studies, argentina, functional types, patagonia, steppes, water dynamics.}
}

@article{braun_ninety-fourth_1994,
	title = {Ninety-fourth {Christmas} bird count, {Nunn}, {CO}},
	volume = {48},
	number = {4},
	journal = {National Audubon Society},
	author = {Braun, CE},
	year = {1994},
	keywords = {SGS}
}

@article{morgan_enhanced_1994,
	title = {Enhanced root system {C}- sink activity, water relations and aspects of nutrient acquisition in mycotropic {Bouteloua} gracilis subjected to {CO}2 enrichment},
	volume = {165},
	journal = {Plant and Soil},
	author = {Morgan, JA. and Knight, WG and Dudley, LM and Hunt, HW},
	year = {1994},
	keywords = {SGS, water relations, bouteloua gracilis, c-sink, CO2, mycotropic, nutrient, root system}
}

@article{hook_spatial_1994,
	title = {Spatial patterns of roots in a semiarid grassland: abundance of canopy openings and regeneration gaps},
	volume = {82},
	number = {8},
	journal = {Journal of Ecology},
	author = {Hook, PB and Lauenroth, WK and Burke, IC},
	year = {1994},
	keywords = {SGS, shortgrass steppe, root biomass, bouteloua gracilis, gap dynamics, neighborhood interference}
}

@article{milchunas_quantitative_1993,
	title = {A quantitative assessment of the effects of grazing on vegetation and soils over a global range of environments},
	volume = {63},
	journal = {Ecological Monographs},
	author = {Milchunas, DG. and Lauenroth, WK},
	year = {1993},
	keywords = {vegetation, grazing, herbivory, SGS, soils, precipitation, root biomass, grasslands, soil organic matter, shrublands, soil nitrogen, consumption, dominant species, abioticcontrols, evolutionary history, growth forms, plant communitycomposition, pprimary production}
}

@article{knight_soil-applied_1993,
	title = {Soil-applied atrazine alters blue grama physiology and indirectly influences soil nitrogen},
	volume = {85},
	journal = {Agronomy Journal},
	author = {Knight, WG and Morgan, JA. and Guenzi, WD and Shoop, MC},
	year = {1993},
	keywords = {SGS, blue grama, physiology, atrazine, soil nitrogen}
}

@article{o.e._sala_achieving_1992,
	title = {Achieving a sustainable biosphere: an international endeavour},
	volume = {7},
	journal = {Trends in Ecology and Evolution},
	author = {{O.E. Sala}},
	year = {1992},
	keywords = {SGS}
}

@article{jaramillo_small-scale_1992,
	title = {Small-scale heterogeneity in a semi-arid {North} {American} grassland. {I}. {Tillering}, {N} uptake and retranslocation in simulated urine patches},
	volume = {29},
	journal = {Journal of Applied Ecology},
	author = {Jaramillo, VJ and Detling, JK},
	year = {1992},
	keywords = {SGS, heterogeneity, grassland, uptake, tiller, urine}
}

@article{burke_regional_1991-1,
	title = {Regional analysis of the central {Great} {Plains}},
	volume = {41},
	journal = {BioScience},
	author = {Burke, IC and Kittel, TGF and Lauenroth, WK and Snook, P and Yonker, CM and Parton, WJ},
	year = {1991},
	keywords = {KNZ, SGS}
}

@article{hanson_integration_1991,
	title = {Integration of the rectangular hyperbola for estimates of daily net photosynthesis},
	volume = {58},
	journal = {Ecological Modeling},
	author = {Hanson, JD},
	year = {1991},
	keywords = {SGS, photosynthesis, model}
}

@article{morgan_growth_1991,
	title = {Growth and physiological responses of greenhouse-grown blue grama to atrazine},
	volume = {83},
	author = {Morgan, JA and Knight, WG},
	year = {1991},
	keywords = {SGS, blue grama, atrazine, bouteloua gracilis}
}

@article{schimel_physiological_1991,
	title = {Physiological interactions along resource gradients in tallgrass prairie},
	volume = {72},
	author = {Schimel, DS and Kittel, TGF and Knap, AK and Seastedt, RT and Parton, WJ and Brown, VB},
	year = {1991},
	keywords = {SGS}
}

@article{forwood_growth_1991,
	title = {Growth and physiological responses of greenhouse-grown blue grama to atrazine},
	volume = {83},
	journal = {Agronomy Journal},
	author = {Forwood, JR and Knight, WG},
	year = {1991},
	keywords = {SGS, blue grama, atrazine, bouteloua gracilis}
}

@article{przybyszewski_spatial_1990,
	title = {Spatial and temporal patterns of grasshopper ({Orthoptera}: {Acrididae}) phenology and abundance on a shortgrass prairie},
	volume = {63},
	journal = {Journal of Kansas Entomological Society},
	author = {Przybyszewski, J and Capinera, JL},
	year = {1990},
	keywords = {SGS, shortgrass steppe, grasshopper, populations, phenology}
}

@article{milchunas_three-dimensional_1989,
	title = {Three-dimensional distribution of a plant biomass in relation to grazing and topography in the shortgrass steppe},
	volume = {55},
	journal = {Oikos},
	author = {Milchunas, DG. and Lauenroth, WK},
	year = {1989},
	keywords = {grazing, herbivory, SGS, distribution, shortgrass steppe, root biomass, crowns, landscape topography, plant biomass}
}

@article{coffin_disturbances_1989,
	title = {Disturbances and gap dynamics in a semiarid grassland: {A} landscape-level approach},
	volume = {3},
	number = {1},
	journal = {Landscape Ecology},
	author = {Coffin, DP and Lauenroth, WK},
	year = {1989},
	keywords = {landscape, SGS, semiarid grassland, disturbances, gap dynamics}
}

@article{pielke_influence_1989,
	title = {Influence on severe storm development of irrigated land},
	volume = {14},
	journal = {Natl. Wea. Dig},
	author = {Pielke, RA and Zeng, X},
	year = {1989},
	keywords = {SGS}
}

@article{williamson_experimental_1989,
	title = {Experimental evaluation of the grazing optimization hypothesis},
	volume = {42},
	number = {2},
	journal = {Journal of Range Management},
	author = {Williamson, SC. and Detling, JK and Dodd, JL and Dyer, M. I.},
	year = {1989},
	keywords = {SGS, bouteloua gracilis, grazing effects, herbivore optimization hypothesis}
}

@article{bassiri_dehydration_1988,
	title = {Dehydration effects on seedling development of four range species},
	volume = {41},
	journal = {Journal of Range Management},
	author = {Bassiri, M and Wilson, AM. and Grami, B},
	year = {1988},
	keywords = {SGS, range plants, seedlings, dehydration}
}

@article{yonker_patterns_1988,
	title = {Patterns of organic carbon accumulation in a semiarid shortgrass steppe, {Colorado}},
	volume = {52},
	journal = {Soil Science Society of America Journal},
	author = {Yonker, CM and Paroussis, E and Heil, RD},
	year = {1988},
	keywords = {SGS, paleosol, shortgrass steppe, semiarid, organic carbon accumulation, toposequence}
}

@article{hunt_nitrogen_1988,
	title = {Nitrogen limitation of production and decomposition in prairie, mountain meadow, and pine forest},
	volume = {69},
	journal = {Ecology},
	author = {Hunt, HW and Ingham, E.R. and Coleman, D.C. and Elliott, E.T. and Reid, CPP},
	year = {1988},
	keywords = {nitrogen, SGS, production, decomposition, prairie, forest, mountain meadow}
}

@article{epsky_potential_1988,
	title = {Potential role of nemaophagous microarthropods as biotic mortality factors of entomogenous nematodes ({Rhabditida}: {Steiner} nematidae, {Heterorhabditidae}, orhabditidae)},
	volume = {81},
	number = {3},
	journal = {Journal of Economic Entomology},
	author = {Epsky, ND and Walter, DE and Capinera, JL},
	year = {1988},
	keywords = {SGS, nematode, entomogenous nematodes, nematophagous microarthropods, steinernema feltiae}
}

@article{williamson_nondestructive_1987,
	title = {Nondestructive estimation of shortgrass aerial biomass},
	volume = {40},
	number = {3},
	journal = {Journal of Range Management},
	author = {Williamson, SC. and Detling, JK and Dodd, JL and Dyer, M. I.},
	year = {1987},
	keywords = {SGS, shortgrass aerial biomass}
}

@article{lauenroth_new_1985,
	title = {New directions for rangeland condition analysis},
	journal = {Proceedings:Selected papers of the 38th Annual Meeting of the Society for Range Management},
	author = {Lauenroth, WK},
	year = {1985},
	keywords = {SGS, LTER, rangeland, condition}
}

@article{parton_predicting_1984,
	title = {Predicting soil temperatures in a shortgrass steppe},
	volume = {138},
	number = {2},
	journal = {Soil Science},
	author = {Parton, WJ},
	year = {1984},
	keywords = {SGS, shortgrass steppe, soil temperatures}
}

@article{mosier_modelling_1983,
	title = {Modelling nitrous oxide evolution from cropped and natural soil},
	volume = {35},
	journal = {Environ. Biogeochemistry, Ecol. Bull (Stockholm)},
	author = {Mosier, AR and Parton, WJ and Hutchinsen, GL},
	year = {1983},
	keywords = {SGS}
}

@article{elliott_short-term_1983,
	title = {Short-term bacterial growth, nutrient uptake, and {ATP} turnover in sterilized, inoculated and {C}-amended soil: {The} influence on {N} availability},
	volume = {15},
	number = {1},
	journal = {Soil Biology and Biochemistry},
	author = {Elliott, E.T. and Cole, C.V. and Fairbanks, BC and Woods, LE and Bryant, RJ and Coleman, D.C.},
	year = {1983},
	keywords = {nitrogen, SGS, bacterial ecology, nutrient uptake, atp, c-amended soil}
}

@article{milchunas_interaction_1983,
	title = {The interaction of atmospheric and soil sulfur on the sulfur and selenium concentration of range plants},
	volume = {72},
	journal = {Plant and Soil},
	author = {Milchunas, DG. and Lauenroth, WK and Dodd, JL},
	year = {1983},
	keywords = {SGS}
}

@article{ahmed_comparison_1983,
	title = {Comparison of techniques for adjusting biomass estimates by double sampling},
	volume = {36},
	journal = {Journal of Range Management},
	author = {Ahmed, J and Bonham, CD and Laycock, WA},
	year = {1983},
	keywords = {SGS, biomass, sampling}
}

@article{detling_evidence_1981,
	title = {Evidence for potential plant growth regulators in grasshoppers},
	volume = {62},
	number = {2},
	journal = {Ecology},
	author = {Detling, JK and Dyer, M. I.},
	year = {1981},
	keywords = {SGS, grasshopper, plant growth regulators}
}

@article{khan_distribution_1981,
	title = {Distribution of belowground biomass in a shortgrass prairie ecosystem},
	volume = {31},
	number = {3},
	journal = {The Pakistan Journal of Forestry},
	author = {Khan, SM},
	year = {1981},
	keywords = {SGS, ecosystem, shortgrass prairie, belowground biomass}
}

@article{sinclair_yield_1981,
	title = {Yield {Constant} for {Acanthamoeba} polyphaga in batch and continuous culture},
	volume = {28},
	number = {4},
	journal = {Journal of Protozoology},
	author = {Sinclair, MJ and McClellan, JF. and Sinclair, JL and Coleman, D.C.},
	year = {1981},
	keywords = {SGS, acanthamoeba polyphaga, batch culture, continuous culture}
}

@article{vossbrinck_abiotic_1979,
	title = {Abiotic and biotic factors in litter decomposition in a semiarid grassland},
	volume = {60},
	number = {2},
	author = {Vossbrinck, CR and Coleman, D.C. and Woolley, TA},
	year = {1979},
	keywords = {nitrogen, SGS, Colorado, grassland, carbon, abiotic, decomposition, mesofauna}
}

@article{bokhari_total_1978,
	title = {Total nonstructural carbohydrates in the vegetation components of a shortgrass prairie ecosystem under stress conditions},
	volume = {31},
	number = {3},
	author = {Bokhari, UG},
	year = {1978},
	keywords = {vegetation, SGS, ecosystem, shortgrass prairie, stress, carbohydrates}
}

@article{hassanyar_drought_1978,
	title = {Drought tolerance of seminal lateral root apices in crested wheatgrass and {Russian} wildrye},
	volume = {31},
	author = {Hassanyar, AS and Wilson, AM},
	year = {1978},
	keywords = {SGS, wheatgrass, russian wildrye, drought, seminal root}
}

@article{parton_model_1978,
	title = {A model of production and turnover of roots in shortgrass prairie},
	volume = {15},
	author = {Parton, WJ and Singh, JS and Coleman, D.C.},
	year = {1978},
	keywords = {SGS, production, shortgrass prairie, roots, model}
}

@article{tucker_spectral_1977,
	title = {Spectral estimation of grass canopy variables},
	volume = {69},
	number = {1},
	author = {Tucker, CJ},
	year = {1977},
	keywords = {SGS, grasses, canopy, spectral estimation}
}

@article{hansen_black_1977,
	title = {Black tail prairie dogs, desert cottontails, and cattle trophic relations on shortgrass range},
	volume = {30},
	number = {3},
	author = {Hansen, RM and Gold, IK},
	year = {1977},
	keywords = {SGS, shortgrass range, cattle, trophic ecology, prairie dogs, cottontails}
}

@article{shoop_plains_1977,
	title = {Plains prickly pear is a good forage for cattle},
	volume = {30},
	author = {Shoop, MC and Alford, DJ and Mayland, HF},
	year = {1977},
	keywords = {SGS, prickly pear, cattle, forage}
}

@article{gerwick_effects_1977,
	title = {Effects of temperature on the hill reaction and photophosphorylation in isolated cactus chloroplasts},
	volume = {60},
	author = {Gerwick, BC and Williams, GJ and Uribe, EG},
	year = {1977},
	keywords = {SGS, cactus, temperature, chloroplasts, hill reaction, photophosphorylation}
}

@article{wilson_drought_1976,
	title = {Drought resistance characteristics of blue grama seedlings},
	volume = {68},
	author = {Wilson, AM and Hyder, DN and Briske, DD},
	year = {1976},
	keywords = {SGS, water, blue grama, seedlings, roots, drought, evapotranspiration}
}

@article{nyhan_decomposition_1975,
	title = {Decomposition of carbon-14 labeled plant materials in a grassland soil under field conditions},
	volume = {39},
	number = {4},
	author = {Nyhan, JW},
	year = {1975},
	keywords = {SGS, soil, grassland, decomposition, 14c}
}

@article{porter_nest_1975,
	title = {Nest ecology, productivity and growth of the loggerhead shrike on the shortgrass prairie},
	volume = {19},
	number = {4},
	author = {Porter, DK and Strong, MA and Giezentanner, JB and Ryder, RA},
	year = {1975},
	keywords = {SGS, production, growth, shortgrass prairie, nesting habits, loggerhead shrike}
}

@article{hansen_discerned_1973,
	title = {Discerned fragments in feces indicates diet overlap},
	volume = {26},
	number = {2},
	author = {Hansen, RM and Peden, DG and Rice, RW},
	year = {1973},
	keywords = {SGS, diets, fecal, herbivore}
}

@article{houston_nitrate-nitrogen_1973,
	title = {Nitrate-nitrogen accumulation in range plans after massive {N} fertilization on shortgrass plains},
	volume = {26},
	author = {Houston, WR and Sabatka, LD and Hyder, DN},
	year = {1973},
	keywords = {nitrogen, fertilization, SGS, range, shortgrass plains, nitrogen accumulation}
}

@article{sabatka_determining_1972,
	title = {Determining nitrate in forage samples by xylenol nitration},
	volume = {64},
	author = {Sabatka, LD and Hyder, DN and Cole, C.V. and Houston, WR},
	year = {1972},
	keywords = {SGS, forage, nitrate}
}

@article{knox_sampling_1970,
	title = {Sampling methods for water kinetics},
	volume = {53},
	author = {Knox, KL and Chappell, A and Gibbs, JA and Hyder, DN and Bement, RE},
	year = {1970},
	keywords = {SGS, cattle, sampling, steers, water kinetics}
}

@article{vavra_esophagealvs._1970,
	title = {Esophagealvs. fecal sampling for the botanical determination of steer diets},
	volume = {30},
	number = {6},
	author = {Vavra, M and Rice, RW and Hansen, RM},
	year = {1970},
	keywords = {SGS, fecal, sampling, esophageal fistula, steer diets}
}

@article{ryder_bird_1962,
	title = {Bird banding - {Hummingbirds} to pelicans},
	volume = {16},
	number = {2},
	author = {Ryder, RA},
	year = {1962},
	keywords = {SGS, bird banding, hummingbird, pelican}
}

@article{mcginnies_evaluation_1961,
	title = {Evaluation of powder measures used or modified for metering out small quantities of seed},
	volume = {53},
	author = {McGinnies, WJ},
	year = {1961},
	keywords = {SGS, seeds}
}

@article{klipple_pasture_1947,
	title = {Pasture grazing policies influence cattle profits},
	author = {Klipple, GE},
	year = {1947},
	keywords = {grazing, SGS, pastures}
}