Konza LTER Publications

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Journal Article
Knapp AK, Yavitt JB. Evaluation of the closed-chamber method for estimating methane emissions from aquatic plants. Tellus. 1992;44B:63 -71. doi:10.1034/j.1600-0889.1992.00006.x.
Smith MD, Knapp AK. Exotic plant species in a C4-dominated grassland: Invasibility, disturbance and community structure. Oecologia. 1999;120:605 -612. doi:10.1007/s004420050896.
Briggs JM, Knapp AK, Brock BL. Expansion of woody plants in tallgrass prairie: a 15 year study of fire and fire-grazing interactions. The American Midland Naturalist. 2002;147:287 -294. doi:10.1674/0003-0031(2002)147[0287:EOWPIT]2.0.CO;2.
Melzer SE, Knapp AK, Fynn RWS, et al. Fire and grazing impacts on silica production and storage in grass dominated ecosystems. Biogeochemistry. 2010;97:263 -278. doi:10.1007/s10533-009-9371-3.
Ham JM, Knapp AK. Fluxes of CO2, water vapor, and energy from a prairie ecosystem during the seasonal transition from carbon sink to carbon source. Agricultural and Forest Meteorology. 1998;89:1 -14. doi:10.1016/S0168-1923(97)00062-2.
Smith MD, Knapp AK, Collins SL. A framework for assessing ecosystem dynamics in response to chronic resource alterations induced by global change. Ecology. 2009;90:3279 -3289. doi:10.1890/08-1815.1.
Knapp AK, Briggs JM, Koelliker JK. Frequency and extent of water limitation to primary production in a mesic temperate grassland. Ecosystems. 2001;4:19 -28. doi:10.1007/s100210000057.
Knapp AK, Yavitt JB. Gas exchange characteristics of Typha latifolia L. from nine sites across North America. Aquatic Biology. 1995;49:203 -215. doi:10.1016/0304-3770(94)00433-M.
Knapp AK. Gas exchange dynamics in C3 and C4 grasses: consequences of differences in stomatal conductance. Ecology. 1993;74:113 -123. doi:10.2307/1939506.
Knapp AK, Smith MD, Collins SL, et al. Generality in ecology: testing North American grassland rules in South African savannas. Frontiers in Ecology and the Environment. 2004;9:483 -491. doi:10.1890/1540-9295(2004)002[0483:GIETNA]2.0.CO;2.
Giuliani AL, Kelly EF, Knapp AK. Geographic variation in growth and phenology of two dominant Central US grasses: Consequences for climate change. Journal of Plant Ecology. 2014;7:211 -221. doi:10.1093/jpe/rtt036.
Smith MD, La Pierre KJ, Collins SL, et al. Global environmental change and the nature of aboveground net primary productivity responses: insights from long-term experiments. Oecologia. 2015;177(4):935 - 947. doi:10.1007/s00442-015-3230-9.
Danner BT, Knapp AK. Growth dynamics of gallery forest oak seedlings (Quercus macrocarpa Michx. and Quercus muhlenbergii Engelm.) from gallery forests: implications for forest expansion into grasslands. Trees. 2001;15:271 -277. doi:10.1007/s004680100103.
Swemmer AM, Knapp AK, Smith MD. Growth responses of twodominant C4 grass species to altered water availability. InternationalJournal of Plant Sciences. 2006;167:1001 -1010. doi:10.1086/505611.
Hoover DL, Knapp AK, Smith MD. The immediate and prolonged effects of climate extremes on soil respiration in a mesic grassland. Journal of Geophysical Research: Biogeosciences. 2016;121(4):1034 - 1044. doi:10.1002/2015JG003256.
Foster DR, Swanson F, Aber J, et al. The importance of land-use legacies to ecology and conservation. BioScience. 2003;53:77 -88. doi:10.1641/0006-3568(2003)053[0077:TIOLUL]2.0.CO;2.
Fay PA, Hartnett DC, Knapp AK. Increased photosynthesis and water potentials in Silphium integrifolium galled by cynipid wasps. Oecologia. 1993;93:114 -120. doi:10.1007/BF00321200.
Heisler-White JL, Knapp AK, Kelly EF. Increased precipitation event size increases aboveground net primary productivity in a semi-arid grassland. Oecologia. 2008;158:129 -140. doi:10.1007/s00442-008-1116-9.
Harper CW, Blair JM, Fay PA, Knapp AK, Carlisle JD. Increased rainfall variability and reduced rainfall amount decreases soil CO2 flux in a grassland ecosystem. Global Change Biology. 2005;11:322 -344. doi:10.1111/j.1365-2486.2005.00899.x.
Carter GA, Knapp AK, Anderson JE, Hoch GA, Smith MD. Indicators of plant species richness in AVIRIS spectra of a mesic grassland. Remote Sensing of Environment. 2005;98:304 -316. doi:10.1016/j.rse.2005.08.001.
Quist MC, Fay P, Guy CS, Knapp AK, Rubenstein BN. The influence of disturbance from military training activities on terrestrial-aquatic linkages in a tallgrass prairie ecosystem. Ecological Applications. 2003;13:432 -442. doi:10.1899/08-170.1.
Johnson SR, Knapp AK. The influence of fire on Spartina pectinata wetland communities in a northeastern Kansas tallgrass prairie. Canadian Journal of Botany. 1995;73:84 -90. doi:10.1139/b95-011.
Knapp AK, Fahnestock JT. Influence of plant size on the carbon and water relations of Cucurbita foetidissima HBK. Functional Ecology. 1990;4:789 -797. doi: 10.2307/2389445.
Lett MS, Knapp AK, Briggs JM, Blair JM. Influence of shrub encroachment on aboveground net primary productivity and carbon and nitrogen pools in a mesic grassland. Canadian Journal of Botany. 2004;82:1363 -1370. doi:10.1139/b04-088.
Collins SL, Carpenter SR, Swinton SM, et al. An integrated conceptual framework for long-term social-ecological research. Frontiers in Ecology and the Environment. 2011;9:351 -357. doi:10.1890/100068.
Briggs JM, Knapp AK. Interannual variability in primary production in tallgrass prairie: climate, soil moisture, topographic position and fire as determinants of aboveground biomass. American Journal of Botany. 1995;82:1024 -1030. Available at:  http://www.jstor.org/stable/2446232.
Nippert JB, Knapp AK, Briggs JM. Intra-annual rainfallvariability and grassland productivity: can the past predictthe future. Plant Ecology. 2006;184:65 -74. doi:10.1007/s11258-005-9052-9.
Swemmer AM, Knapp AK, Snyman HA. Intra-seasonal precipitation patterns and aboveground productivity in three perennial grasslands. Journal of Ecology. 2007;95:780 -788. doi:10.1111/j.1365-2745.2007.01237.x.
Knapp AK, Blair JM, Briggs JM, et al. The keystone role of bison in North American tallgrass prairie. BioScience. 1999;49:39 -50. Available at: http://www.jstor.org/stable/10.1525/bisi.1999.49.1.39.
Knapp AK, Fahnestock JT, Hamburg SP, Statland LJ, Seastedt TR, Schimel DS. Landscape patterns in soil-water relations and primary production in tallgrass prairie. Ecology. 1993;74:549 -560. doi:10.2307/1939315.
Knapp AK. Leaf gas exchange in Quercus macrocarpa (Fagaceae): rapid stomatal responses to variability in sunlight in a tree growth form. American Journal of Botany. 1992;79:599 -604. doi:http://www.jstor.org/stable/2444875.
Carter GA, Knapp AK. Leaf optical properties in higher plants: linking spectral characteristics to stress and chlorophyll concentration. American Journal of Botany. 2001;88:677 -684.
McAllister CA, Knapp AK, Maragni LA. Is leaf-level photosynthesis related to plant success in a highly productive grassland?. Oecologia. 1998;117:40 -46. doi:10.1007/s004420050629.
Hamerlynck EP, Knapp AK. Leaf-level responses to light and temperature in two co-occurring Quercus (Fagaceae ) species: implications for tree distribution patterns. Forest Ecology and Management. 1994;68:149 -159. doi:10.1016/0378-1127(94)90042-6.
Nippert JB, Knapp AK. Linking water uptake with rooting patterns in grassland species. Oecologia. 2007;153:261 -272. doi:10.1007/s00442-007-0745-8.
Heisler JL, Briggs JM, Knapp AK. Long-term patterns of shrub expansion in a C4-dominated grassland: fire frequency and the dynamics of shrub cover and abundance. American Journal of Botany. 2003;90:423 -428. doi:10.3732/ajb.90.3.423.
Silletti AM, Knapp AK. Long-term responses of the grassland co-dominants Andropogon gerardii and Sorghastrum nutans to changes in climate and management. Plant Ecology. 2002;163:15 -22. doi:10.1023/A:1020320214750.
Eby S, Burkepile DE, Fynn RWS, et al. Loss of a large grazer impacts savanna grassland plant communities similarly in North America and South Africa. Oecologia. 2014;175:293 -303. doi:10.1007/s00442-014-2895-9.
Chen DX, Coughenour MB, Knapp AK, Owensby CE. Mathematical simulation of C4 grass photosynthesis in ambient and elevated C02. Ecological Modelling. 1994;73:63 -80. doi:10.1016/0304-3800(94)90098-1.
Yavitt JB, Knapp AK. Methane emissions to the atmosphere through emergent cattail (Typha latifolia L.) plants. Tellus. 1989;47B:521 -534. doi:10.1034/j.1600-0889.47.issue5.1.x.
Yavitt JB, Knapp AK. Methane emissions to the atmosphere through emergent cattail (Typha latifolia L.) plants. Tellus. 1995;47B:521 -534. doi:10.1034/j.1600-0889.47.issue5.1.x.
Luo Y, Gerten D, Le Maire G, et al. Modeled interactive effects of precipitation, temperature, and CO2 on ecosystem carbon and water dynamics in different climatic zones. Global Change Biology. 2008;14:1986 -1999. doi:10.1111/j.1365-2486.2008.01629.x.
Gerten D, Luo Y, Le Maire G, et al. Modelled effects of precipitation on ecosystem carbon and water dynamics in different climatic zones. Global Change Biology. 2008;14:1 -15. doi:10.1111/j.1365-2486.2008.01651.x.
Collins SL, Knapp AK, Briggs JM, Blair JM, Steinauer EM. Modulation of diversity by grazing and mowing in native tallgrass prairie. Science. 1998;280:745 -747. doi:10.1126/science.280.5364.745.
Knapp AK, Smith MD, Hobbie SE, et al. Past, present, and future roles of long-term experiments in the LTER Network. Bioscience. 2012;62:377 -389. doi:10.1525/bio.2012.62.4.9.
Maragni LA, Knapp AK, McAllister CA. Patterns and determinants of potential carbon gain in the C3 evergreen Yucca glauca (Liliaceae) in a C4 grassland. American Journal of Botany. 2000;87:230 -236. Available at: http://www.amjbot.org/content/87/2/230.short.
Fay PA, Knapp AK. Photosynthetic and stomatal responses of Avena sativa (Poaceae) to a variable light environment. American Journal of Botany. 1993;80:1369 -1373. Available at: http://www.jstor.org/stable/2445664.
Hamerlynck EP, Knapp AK. Photosynthetic and stomatal responses to high temperature and light in two oaks at the western limit of their range. Tree Physiology. 1996;16:557 -565. doi:10.1093/treephys/16.6.557.
Fay PA, Knapp AK. Photosynthetic and stomatal responses to variable light in a cool-season and warm-season prairie forb. International Journal of Plant Science. 1996;157:303 -308. Available at: http://www.jstor.org/stable/2475266.
Hamerlynck EP, McAllister CA, Knapp AK, Ham JM, Owensby CE. Photosynthetic gas exchange and water relations responses of three tallgrass prairie species to elevated carbon dioxide and moderate drought. International Journal of Plant Science. 1997;158:608 -616. Available at: http://www.jstor.org/stable/2474921.

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