Konza LTER Publications

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2024
Keen RM, Bachle S, Bartmess M, Nippert JB. Combined effects of fire and drought are not sufficient to slow shrub encroachment in tallgrass prairie. Oecologia. 2024;204:727 - 742. doi:10.1007/s00442-024-05526-x.
O’Keefe K, Nippert JB, Keen RM, McCulloh KA. Contrasting shrub and grass hydraulic responses to experimental drought. Oecologia. 2024;204:931 - 941. doi:10.1007/s00442-024-05543-w.
Tooley EG, Nippert JB, Ratajczak Z. Evaluating methods for measuring the leaf area index of encroaching shrubs in grasslands: From leaves to optical methods, 3-D scanning, and airborne observation. Agricultural and Forest Meteorology. 2024;349. doi:10.1016/j.agrformet.2024.109964.
Keen RM, Helliker BR, McCulloh KA, Nippert JB. Save or spend? Diverging water‐use strategies of grasses and encroaching clonal shrubs. Journal of Ecology. 2024;112(4):870-885. doi:10.1111/1365-2745.14276.
Keen RM, Sadayappan K, Jarecke KM, et al. Unexpected hydrologic response to ecosystem state change in tallgrass prairie. Journal of Hydrology. 2024;643:131937. doi:10.1016/j.jhydrol.2024.131937.
2023
Keen RM, Nippert JB, Sullivan PL, et al. Impacts of riparian and non-riparian woody encroachment on tallgrass prairie ecohydrology. Ecosystems. 2023;26(2):290-301. doi:10.1007/s10021-022-00756-7.
Nippert JB, McCulloh K, Wilcox K, O'Keefe K, Keen R, Chen A. Using root and soil traits to forecast woody encroachment dynamics in mesic grassland.; 2023. doi:10.2172/2248061.
2022
Nippert JB, Keen RM, Bachle S, Wedel ER, Groskinsky B. Climate change in grassland ecosystems: current impacts and potential actions for a sustainable future. In: CLIMATE ACTIONS - LOCAL APPLICATIONS AND PRACTICAL SOLUTIONS. 1st ed. CLIMATE ACTIONS - LOCAL APPLICATIONS AND PRACTICAL SOLUTIONS. CRC; 2022:36.
Tooley EG, Nippert JB, Bachle S, Keen RM. Intra-canopy leaf trait variation facilitates high leaf area index and compensatory growth in a clonal woody-encroaching shrub. Tree Physiology. 2022;42(11):2186–2202. doi:10.1093/treephys/tpac078.
Fernández JA, Messina CD, Salinas A, Prasad PVVara, Nippert JB, Ciampitti IA. Kernel weight contribution to yield genetic gain of maize: a global review and US case studies. Dreisigacker S. Journal of Experimental Botany. 2022;73(11):3597 - 3609. doi:10.1093/jxb/erac103.
Rastetter EB, Kwiakowski BL, Kicklighter DW, et al. N and P constrain C in ecosystems under climate change: role of nutrient redistribution, accumulation, and stoichiometry. Ecological Applications. 2022;32(8):e2684. doi:10.1002/eap.2684.
Pau S, Nippert JB, Slapikas R, et al. Poor relationships between NEON Airborne Observation Platform data and field‐based vegetation traits at a mesic grassland. Ecology. 2022;103(2):e03590. doi:10.1002/ecy.v103.210.1002/ecy.3590.
Fernandez JA, Nippert JB, Prasad PVVara, Messina CD, Ciampitti IA. Post-silking 15N labelling reveals an enhanced nitrogen allocation to leaves in modern maize (Zea mays) genotypes. Journal of Plant Physiology. 2022;268:153577. doi:10.1016/j.jplph.2021.153577.
Ratajczak Z, Collins SL, Blair JM, et al. Reintroducing bison results in long-running and resilient increases in grassland diversity. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES. 2022;119(36):e2210433119. doi:10.1073/pnas.2210433119.
O'Keefe K, Bachle S, Keen R, E. Tooley G, Nippert JB. Root traits reveal safety and efficiency differences in grasses and shrubs exposed to different fire regimes. Functional Ecology. 2022;36(2):368 - 379. doi:10.1111/fec.v36.210.1111/1365-2435.13972.
Tooley EG. The unique canopy structure, leaf morphology, and physiology of Cornus drummondii. Department of Biology. 2022;MS Thesis. Available at: https://krex.k-state.edu/dspace/handle/2097/42162.
2021
Bachle S. Anatomical constraints on grass physiological responses depend on water availability. Department of Biology. 2021;PhD Dissertation. Available at: https://krex.k-state.edu/dspace/handle/2097/41354.
Wedel ER, O’Keefe K, Nippert JB, Hoch B, O’Connor RC. Spatio-temporal differences in leaf physiology are associated with fire, not drought, in a clonally integrated shrub. Mitchell P. AoB PLANTS. 2021;13(4):plab037. doi:10.1093/aobpla/plab037.
Zaricor ML. A study of grass structure and function in response to drought and grazing. Department of Biology. 2021;MS Thesis. Available at: https://krex.k-state.edu/dspace/handle/2097/41514.
2020
O'Keefe K, Bell DM, McCulloh KA, Nippert JB. Bridging the flux gap: Sap flow measurements reveal species‐specific patterns of water use in a tallgrass prairie. Journal of Geophysical Research: Biogeosciences. 2020;125(2):e2019JG005446. doi:10.1029/2019JG005446.
O’Connor RC, Taylor JH, Nippert JB. Browsing and fire decreases dominance of a resprouting shrub in woody encroached grassland. Ecology. 2020;101(2):e02935. doi:10.1002/ecy.2935.
2019
O'Connor R. Drivers, mechanisms, and thresholds of wood encroachment in mesic grasslands. Department of Biology. 2019;PhD Dissertation. Available at: https://krex.k-state.edu/dspace/handle/2097/40021.
Santos M, Santos E, Wagner-Riddle C, et al. Evaluating a Lagrangian inverse model for inferring isotope CO2 exchange in plant canopies. Agricultural and Forest Meteorology. 2019;276-277:107651. doi:10.1016/j.agrformet.2019.107651.
2018
Vero SE, Macpherson GL, Sullivan PL, et al. Developing a conceptual framework of landscape and hydrology on tallgrass prairie: A critical zone approach. Vadose Zone Journal. 2018;17(1):1 - 11. doi:10.2136/vzj2017.03.0069.
O'Keefe K, Nippert JB. Drivers of nocturnal water flux in a tallgrass prairie. Sala A. Functional Ecology. 2018;32(5):1155-1167. doi:10.1111/1365-2435.13072.
Bachle S, Griffith DM, Nippert JB. Intraspecific trait variability in Andropogon gerardii, a dominant grass species in the US Great Plains. Frontiers in Ecology and Evolution. 2018. doi:10.3389/fevo.2018.00217.
Bachle S, Nippert JB. Physiological and anatomical trait variability of dominant C4 grasses. Acta Oecologica. 2018;93:14 - 20. doi:10.1016/j.actao.2018.10.007.
2017
Brunsell N, van Vleck ES, Nosshi M, Ratajczak Z, Nippert JB. Assessing the roles of fire frequency and precipitation in determining woody plant expansion in central U.S. grasslands. Journal of Geophysical Research - Biogeosciences. 2017;122(10):2683–2698. doi:10.1002/2017JG004046.
O’Keefe K, Nippert JB. An assessment of diurnal water uptake in a mesic prairie: evidence for hydraulic lift?. Oecologia. 2017;183(4):963–975. doi:10.1007/s00442-017-3827-2.
Ratajczak Z, D’Odorico PD, Nippert JB, Collins SL, Brunsell N, Ravi S. Changes in spatial variance during a grassland to shrubland state transition. Journal Ecology. 2017;105(3):750-760. doi:10.1111/1365-2745.12696.
O’Keefe K, Nippert JB. Grazing by bison is a stronger driver of plant ecohydrology in tallgrass prairie than fire history. Plant and Soil. 2017;411(1):423-436. doi:10.1007/s11104-016-3048-1.
Ratajczak Z, D'Odorico P, Collins SL, Bestelmeyer BT, Isbell FL, Nippert JB. The interactive effects of press/pulse intensity and duration on regime shifts at multiple scales. Ecological Monographs. 2017;87(2):198-218. doi:10.1002/ecm.1249.
Bachle S. Physiological and morphological responses of grass species to drought. Department of Biology. 2017;MS Thesis. Available at: http://krex.k-state.edu/dspace/handle/2097/36188.
2016
Ratajczak Z, Briggs JM, Goodin DG, Mohler R, Nippert JB, Obermeyer BK. Assessing the potential for transitions from tallgrass prairie to woodlands: are we operating beyond critical transitions?. Rangeland Ecology & Management. 2016;69(4):280–287. doi:http://dx.doi.org/10.1016/j.rama.2016.03.004.
Muench A, O'Keefe K, Nippert JB. Comparative ecohydrology between Cornus drummondii and Solidago canadensis in upland tallgrass prairie. Plant Ecology. 2016;217(2):267-276. doi:10.1007/s11258-016-0567-z.
Raynor EJ, Joern A, Nippert JB, Briggs JM. Foraging decisions underlying restricted space use: effects of fire and forage maturation on large herbivore nutrient uptake. Ecology and Evolution. 2016;6(16):5843–5853 . doi:10.1002/ece3.2304.
O'Keefe K. Patterns and ecological consequences of water uptake, redistribution, and loss in tallgrass prairie. 2016;PhD Dissertation. Available at: http://krex.k-state.edu/dspace/handle/2097/34514.
Ocheltree TW, Nippert JB, Prasad PVVara. A safety vs efficiency trade-off identified in the hydraulic pathway of grass leaves is decoupled from photosynthesis, stomatal conductance and precipitation. New Phytologist. 2016;210(1):97-107. doi:http://dx.doi.org/10.1111/nph.13781.
Klodd AE, Nippert JB, Ratajczak Z, Waring H, Phoenix GK. Tight coupling of leaf area index to canopy nitrogen and phosphorus across heterogeneous tallgrass prairie communities. Oecologia. 2016;182(3):889 - 898. doi:10.1007/s00442-016-3713-3.
2015
Nippert JB, Holdo RM. Challenging the maximum rooting depth paradigm in grasslands and savannas. Sayer E. Functional Ecology. 2015;29(6):739 - 745. doi:10.1111/1365-2435.12390.
2014
Ratajczak Z, Nippert JB, Ocheltree TW. Abrupt transition of mesic grassland to shrubland: evidence for thresholds, alternative attractors, and regime shifts. Ecology. 2014;95:2633 -2645. doi:10.1890/13-1369.1.
Craine JM, Nippert JB. Cessation of burning dries soils long-term in a tallgrass prairie. Ecosystems. 2014;17:54 -65. doi:10.1007/s10021-013-9706-8.
Ratajczak Z. Ecological thresholds and abrupt transitions of tallgrass prairie to shrublands and woodlands. 2014; PhD. Dissertation. Available at: http://hdl.handle.net/2097/17661.
Ratajczak Z, Nippert JB, Briggs JM, Blair JM. Fire dynamics distinguish grasslands, shrublands, and woodlands as alternative attractors in the Central Great Plains of North America. Journal of Ecology. 2014;102:1374 -1385. doi:10.1111/1365-2745.12311.
Blair JM, Nippert JB, Briggs JM. Grassland Ecology. In: Monson R Plant Sciences - Ecology and the Environment.Vol 8. Plant Sciences - Ecology and the Environment. Springer-Verlag Berlin Heidelberg; 2014:389-423.
Brunsell N, Nippert JB, Buck TL. Impacts of seasonality and surface heterogeneity on water-use efficiency in mesic grasslands. Ecohydrology. 2014;7:1223 -1233. doi:10.1002/eco.1455.
McLauchlan KK, Craine JM, Nippert JB, Ocheltree TW. Lack of eutrophication in a tallgrass prairie ecosystem over 27 years. Ecology. 2014;95:1225 -1235. doi:10.1890/13-1068.1.
Ocheltree TW, Nippert JB, Prasad PVV. Stomatal responses to changes in vapor pressure deficit reflect tissue-specific differences in hydraulic conductance. Plant, Cell and Environment. 2014;37:132 -139. doi:10.1111/pce.12137.
2013
Nippert JB, Ocheltree TW, Orozco GL, Ratajczak Z, Ling B, Skibbe AM. Evidence of physiological decoupling from grassland ecosystem drivers by an encroaching woody shrub. PLoS ONE. 2013;8:81630 -. doi:10.1371/journal.pone.0081630.
Craine JM, Ocheltree TW, Nippert JB, et al. Global diversity of drought tolerance and grassland climate-change resilience. Nature Climate Change. 2013;3:63 -67. doi:10.1038/nclimate1634.

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