Konza LTER Publications

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Journal Article
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.
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.
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.
Ladwig L, Ratajczak Z, Ocheltree TW, et al. Beyond arctic and alpine: the influence of winter climate on temperate ecosystems. Ecology. 2016;97(2):372 - 382. doi:10.1890/15-0153.1.
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.
Ratajczak Z, Churchill AC, Ladwig LM, Taylor JH, Collins SL. The combined effects of an extreme heatwave and wildfire on tallgrass prairie vegetation. Journal of Vegetation Science. 2019;30(4):687 - 697. doi:10.1111/jvs.12750.
Ratajczak Z, Nippert JB. Comment on "Global Resilience of Tropical Forest and Savanna to Critical Transitions". Science. 2012;336:541 -. doi:10.1126/science.1219346.
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.
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.
Collins SL, Nippert JB, Blair JM, Briggs JM, Blackmore P, Ratajczak Z. Fire frequency, state change and hysteresis in tallgrass prairie. Ecology Letters. In Press. Available at: https://doi.org/10.1111/ele.13676.
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.
Ratajczak Z, Nippert JB, Hartman JC, Ocheltree TW. Positive feedbacks amplify rates of woody encroachment in mesic tallgrass prairie. Ecosphere. 2011;2:121 -. doi:10.1890/ES11-00212.1.
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.
Ratajczak Z, Nippert JB, Collins SL. Woody encroachment decreases diversity across North American grasslands and savannas. Ecology. 2012;93:697 -703. doi:10.1890/11-1199.1.