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Fakultät für Biologie, Chemie und Geowissenschaften

Lehrstuhl Pflanzenökologie - Prof. Dr. Steven Higgins

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Lehrstuhl für Pflanzenökologie: Publikationen

Schweiger, Andreas H., Svenning, Jens-Christian (2018). Down-sizing of dung beetle assemblages over the last 53 000 years is consistent with a dominant effect of megafauna losses. Oikos, 127(9), 1243-1250.

Galetti, Mauro, Moleón, Marcos, Jordano, Pedro, Pires, Mathias M., Guimarães, Paulo R., Pape, Thomas, Nichols, Elizabeth, Hansen, Dennis, Olesen, Jens M., Munk, Michael, Mattos, Jacqueline S. de, Schweiger, Andreas H., Owen‐Smith, Norman, Johnson, Christopher N., Marquis, Robert J., Svenning, Jens-Christian (2018). Ecological and evolutionary legacy of megafauna extinctions. Biological Reviews, 93(2), 845-862.

Conradi, Timo (2018). Woody encroachment in African savannas: Towards attribution to multiple drivers and a mechanistic model. Journal of Biogeography, 45(6), 1231-1233.

Schweiger, Andreas H., Boulangeat, Isabelle, Conradi, Timo, Davis, Matt, Svenning, Jens-Christian (2018). The importance of ecological memory for trophic rewilding as an ecosystem restoration approach. Biological Reviews.

Dengler, Jürgen, Wagner, Viktoria, Dembicz, Iwona, García-Mijangos, Itziar, Naqinezhad, Alireza, Boch, Steffen, Chiarucci, Alessandro, Conradi, Timo, the GrassPlot Consortium (2018). GrassPlot – a database of multi-scale plant diversity in Palaearctic grasslands. Phytocoenologia.

Archibald, S., Lehmann, C. E. R., Belcher, C. M., Bond, W. J., Bradstock, R. A., Daniau, A-L, Dexter, K. G., Forrestel, E. J., Greve, M., He, T., Higgins, S. I., Hoffmann, W. A., Lamont, B. B., McGlinn, D. J., Moncrieff, G. R., Osborne, C. P., Pausas, J. G., Price, O., Ripley, B. S., Rogers, B. M., Schwilk, D. W., Simon, M. F., Turetsky, M. R., Van der Werf, G. R., Zanne, A. E. (2018). Biological and geophysical feedbacks with fire in the Earth system. Environmental Research Letters, 13(3).

Magarey, Roger, Newton, Leslie, Hong, Seung Cheon, Takeuchi, Yu, Christie, David, Jarnevich, Catherine S., Kohl, Lisa, Damus, Martin, Higgins, Steven I., Millar, Leah, Castro, Karen, West, Amanda, Hastings, John, Cook, Gericke, Kartesz, John, Koop, Anthony L. (2018). Comparison of four modeling tools for the prediction of potential distribution for non-indigenous weeds in the United States. Biological Invasions, 20(3).

Rose, Laura, Buitenwerf, Robert, Cramer, Michael, February, Edmund C., Higgins, Steven I. (2018). Effects of nutrient supply on carbon and water economies of C-4 grasses. Functional Plant Biology, 45(9).

Irl, Severin D. H., Schweiger, Andreas H., Medina, Félix M., Fernández‐Palacios, José M., Harter, David E. V., Jentsch, Anke, Provenzale, Antonello, Steinbauer, Manuel J., Beierkuhnlein, Carl (2017). An island view of endemic rarity—Environmental drivers and consequences for nature conservation. Diversity and Distributions, 23(10), 1132-1142.

Schweiger, Andreas H., Beierkuhnlein, Carl (2017). The ecological legacy of 20th century acidification carried on by ecosystem engineers. Applied Vegetation Science, 20(2), 215-224.

Schweiger, Andreas H. (2017). The complex adaptive character of spring fens as model ecosystems. Frontiers of Biogeography, 9(2).

Conradi, Timo, Temperton, Vicky M., Kollmann, Johannes (2017). Beta diversity of plant species in human-transformed landscapes: Control of community assembly by regional productivity and historical connectivity. Perspectives in Plant Ecology, Evolution and Systematics, 24, 1-10.

Conradi, Timo, Temperton, Vicky M., Kollmann, Johannes (2017). Resource availability determines the importance of niche-based versus stochastic community assembly in grasslands. Oikos, 126(8), 1134-1141.

Bucher, Solveig Franziska, Auerswald, Karl, Gruen-Wenzel, Christina, Higgins, Steven I., Jorge, Javier Garcia, Roemermann, Christine (2017). Stomatal traits relate to habitat preferences of herbaceous species in a temperate climate. Flora, 229.

Higgins, S. I. (2017). Ecosystem Assembly: A Mission for Terrestrial Earth System Science. Ecosystems, 20(1).

Jucker, T., Caspersen, J., Chave, J., Antin, C., Barbier, N., Bongers, F., Dalponte, M., van Ewijk, K. Y., Forrester, D. I., Haeni, M., Higgins, S. I., Holdaway, R. J., Iida, Y., Lorimer, C., Marshall, P. L., Momo, S., Moncrieff, G. R., Ploton, P., Poorter, L., Rahman, K. A., Schlund, M., Sonke, B., Sterck, F. J., Trugman, A. T., Usoltsev, V. A., Vanderwel, M. C., Waldner, P., Wedeux, B. M. M., Wirth, C., Woll, H., Woods, M., Xiang, W. H., Zimmermann, N. E., Coomes, D. A. (2017). Allometric equations for integrating remote sensing imagery into forest monitoring programmes. Global Change Biology, 23(1).

Langan, L., Higgins, S. I., Scheiter, S. (2017). Climate-biomes, pedo-biomes or pyro-biomes: which world view explains the tropical forest-savanna boundary in South America?Journal of Biogeography, 44(10).

Schweiger, Andreas H., Irl, Severin D. H., Steinbauer, Manuel J., Dengler, Jürgen, Beierkuhnlein, Carl (2016). Optimizing sampling approaches along ecological gradients. Methods in Ecology and Evolution, 7(4), 463-471.

Muffler, Lena, Beierkuhnlein, Carl, Aas, Gregor, Jentsch, Anke, Schweiger, Andreas H., Zohner, Constantin, Kreyling, Juergen (2016). Distribution ranges and spring phenology explain late frost sensitivity in 170 woody plants from the Northern Hemisphere. Global Ecology and Biogeography, 25(9), 1061-1071.

Schweiger, Andreas H., Beierkuhnlein, Carl (2016). Scale dependence of temperature as an abiotic driver of species' distributions. Global Ecology and Biogeography, 25(8), 1013-1021.

Schweiger, Andreas H., Beierkuhnlein, Carl (2016). Size dependency in colour patterns of Western Palearctic carabids. Ecography, 39(9), 846-857.

Steinbauer, Manuel J., Beierkuhnlein, Carl, Khan, Mohammed A. S. Arfin, Harter, David E. V., Irl, Severin D. H., Jentsch, Anke, Schweiger, Andreas H., Svenning, Jens-Christian, Dengler, Jürgen (2016). How to differentiate facilitation and environmentally driven co-existence. Journal of Vegetation Science, 27(5), 1071-1079.

Kollmann, Johannes, Meyer, Sebastian T., Bateman, Rolf, Conradi, Timo, Gossner, Gossner Martin, Mendonça Souza, Milton, Fernandes, Geraldo W., Hermann, Julia-Maria, Koch, Christiane, Müller, Sandra C., Oki, Yumi, Overbeck, Gerhard E., Paterno, Gustavo B., Rosenfield, Milena F., Toma, Tiago S. P., Weisser, Wolfgang W. (2016). Integrating ecosystem functions into restoration ecology—recent advances and future directions. Restoration Ecology, 24(6), 722-730.

Conradi, Timo, Kollmann, Johannes (2016). Species pools and environmental sorting control different aspects of plant diversity and functional trait composition in recovering grasslands. Journal of Ecology, 104(5), 1314-1325.

Koch, Christiane, Conradi, Timo, Gossner, Martin M, Hermann, Julia-Maria, Leidinger, Jan, Meyer, Sebastian T., Overbeck, Gerhard E., Weisser, Wolfgang W., Kollmann, Johannes (2016). Management intensity and temporary conversion to other land-use types affect plant diversity and species composition of subtropical grasslands in southern Brazil. Applied Vegetation Science, 19(4), 589-599.

Lang, Sabine, Conradi, Timo, Friedmann, Arne, Stojakowits, Phillipp (2016). Das Kronwinkelmoos in den Ammergauer Alpen: ein Beitrag zur Kenntnis der Vegetation bayerischer Hochlagenmoore. Jahrbuch des Vereins zum Schutz der Bergwelt, 81/82, 227-240.

Bowman, David M. J. S., Perry, George L. W., Higgins, Steve I., Johnson, Chris N., Fuhlendorf, Samuel D., Murphy, Brett P. (2016). Pyrodiversity is the coupling of biodiversity and fire regimes in food webs. Philosophical Transactions of the Royal Society B-Biological Sciences, 371(1696).

Buitenwerf, Robert, Higgins, Steven I. (2016). Convergence among global biogeographical realms in the physiological niche of evergreen and deciduous vegetation. Global Ecology and Biogeography, 25(6).

February, Edmund Carl, Higgins, Steven Ian (2016). Rapid Leaf Deployment Strategies in a Deciduous Savanna. Plos One, 11(6).

Higgins, Steven I., Buitenwerf, Robert, Moncrieff, Glenn R. (2016). Defining functional biomes and monitoring their change globally. Global Change Biology, 22(11).

Moncrieff, G. R., Bond, W. J., Higgins, S. I. (2016). Revising the biome concept for understanding and predicting global change impacts. Journal of Biogeography, 43(5).

Moncrieff, Glenn R., Scheiter, Simon, Langan, Liam, Trabucco, Antonio, Higgins, Steven I. (2016). The future distribution of the savannah biome: model-based and biogeographic contingency. Philosophical Transactions of the Royal Society B-Biological Sciences, 371(1703).

Schweiger, Andreas H., Audorff, Volker, Beierkuhnlein, Carl (2015). The acid taste of climate change: 20th century acidification is re-emerging during a climatic extreme event. Ecosphere, 6(6), art94.

Schweiger, Andreas H., Audorff, Volker, Beierkuhnlein, Carl (2015). Salt in the wound: The interfering effect of road salt on acidified forest catchments. Science of The Total Environment, 532, 595-604.

Schweiger, Andreas, Fünfstück, Hans-Joachim, Beierkuhnlein, Carl (2015). Availability of optimal-sized prey affects global distribution patterns of the golden eagle Aquila chrysaetos. Journal of Avian Biology, 46(1), 81-88.

Schweiger, Andreas H., Otieno, Dennis O., Kulunge, Salum R., Reineking, Björn, Tenhunen, John (2015). The Afro-alpine dwarf shrub Helichrysum citrispinum favours understorey plants through microclimate amelioration. Plant Ecology & Diversity, 8(3), 293-303.

Conradi, Timo, Strobl, Katharina, Wurfer, Anna-Lena, Kollmann, Johannes (2015). Impacts of visitor trampling on the taxonomic and functional community structure of calcareous grassland. Applied Vegetation Science, 18(3), 359-367.

Walker, Emer A., Conradi, Timo, Meimberg, Harald, Kollmann, Johannes (2015). Seed selection for grassland restoration: competitive effect of a dominant grass is mediated by seed source and nutrient availability. Restoration Ecology, 23(3), 261-267.

Baudena, M., Dekker, S. C., van Bodegom, P. M., Cuesta, B., Higgins, S. I., Lehsten, V., Reick, C. H., Rietkerk, M., Scheiter, S., Yin, Z., Zavala, M. A., Brovkin, V. (2015). Forests, savannas, and grasslands: bridging the knowledge gap between ecology and Dynamic Global Vegetation Models. Biogeosciences, 12(6).

Buitenwerf, Robert, Rose, Laura, Higgins, Steven I. (2015). Three decades of multi-dimensional change in global leaf phenology. Nature Climate Change, 5(4).

Higgins, Steven I., Keretetse, Moagi, February, Edmund C. (2015). Feedback of trees on nitrogen mineralization to restrict the advance of trees in C4 savannahs. Biology Letters, 11(8).

Moncrieff, G. R., Scheiter, S., Slingsby, J. A., Higgins, S. I. (2015). Understanding global change impacts on South African biomes using Dynamic Vegetation Models. South African Journal of Botany, 101.

Moncrieff, Glenn R., Hickler, Thomas, Higgins, Steven I. (2015). Intercontinental divergence in the climate envelope of major plant biomes. Global Ecology and Biogeography, 24(3).

Pachzelt, Adrian, Forrest, Matthew, Rammig, Anja, Higgins, Steven I., Hickler, Thomas (2015). Potential impact of large ungulate grazers on African vegetation, carbon storage and fire regimes. Global Ecology and Biogeography, 24(9).

Scheiter, Simon, Higgins, Steven I., Beringer, Jason, Hutley, Lindsay B. (2015). Climate change and long-term fire management impacts on Australian savannas. New Phytologist, 205(3).

Zimmermann, Julia, Higgins, Steven I., Grimm, Volker, Hoffmann, John, Linstaedter, Anja (2015). Local density effects on individual production are dynamic: insights from natural stands of a perennial savanna grass. Oecologia, 178(4).

Schweiger, Andreas H., Beierkuhnlein, Carl (2014). Water temperature and acidity regime shape dominance and beta-diversity patterns in the plant communities of springs. Frontiers of Biogeography, 6(3).

Andrade, Bianca O., Overbeck, Gerhard E., Pilger, Gabriele E., Hermann, Julia-Maria, Conradi, Timo, Boldrini, Ilsi I., Kollmann, Johannes (2014). Intraspecific trait variation and allocation strategies of calcareous grassland species: Results from a restoration experiment. Basic and Applied Ecology, 15(7), 590-598.

Buendia, C., Arens, S., Hickler, T., Higgins, S. I., Porada, P., Kleidon, A. (2014). On the potential vegetation feedbacks that enhance phosphorus availability - insights from a process-based model linking geological and ecological timescales. Biogeosciences, 11(13).

Higgins, S. I., Langan, L., Scheiter, S. (2014). Progress in DGVMs: a comment on "Impacts of trait variation through observed trait-climate relationships on performance of an Earth system model: a conceptual analysis" by Verheijen et al. (2013). Biogeosciences, 11(16).

Higgins, Steven I., Richardson, David M. (2014). Invasive plants have broader physiological niches. Proceedings of the National Academy of Sciences of the United States of America, 111(29).

Lehmann, Caroline E. R., Anderson, T. Michael, Sankaran, Mahesh, Higgins, Steven I., Archibald, Sally, Hoffmann, William A., Hanan, Niall P., Williams, Richard J., Fensham, Roderick J., Felfili, Jeanine, Hutley, Lindsay B., Ratnam, Jayashree, San Jose, Jose, Montes, Ruben, Franklin, Don, Russell-Smith, Jeremy, Ryan, Casey M., Durigan, Giselda, Hiernaux, Pierre, Haidar, Ricardo, Bowman, David M. J. S., Bond, William J. (2014). Savanna Vegetation-Fire-Climate Relationships Differ Among Continents. Science, 343(6170).

Moncrieff, Glenn R., Lehmann, Caroline E. R., Schnitzler, Jan, Gambiza, James, Hiernaux, Pierre, Ryan, Casey M., Shackleton, Charlie M., Williams, Richard J., Higgins, Steven I. (2014). Contrasting architecture of key African and Australian savanna tree taxa drives intercontinental structural divergence. Global Ecology and Biogeography, 23(11).

Moncrieff, Glenn R., Scheiter, Simon, Bond, William J., Higgins, Steven I. (2014). Increasing atmospheric CO2 overrides the historical legacy of multiple stable biome states in Africa. New Phytologist, 201(3).

Snell, R. S., Huth, A., Nabel, Jems, Bocedi, G., Travis, J. M. J., Gravel, D., Bugmann, H., Gutierrez, A. G., Hickler, T., Higgins, S. I., Reineking, B., Scherstjanoi, M., Zurbriggen, N., Lischke, H. (2014). Using dynamic vegetation models to simulate plant range shifts. Ecography, 37(12).

Svenning, Jens-Christian, Gravel, Dominique, Holt, Robert D., Schurr, Frank M., Thuiller, Wilfried, Muenkemueller, Tamara, Schiffers, Katja H., Dullinger, Stefan, Edwards, Thomas C., Jr., Hickler, Thomas, Higgins, Steven I., Nabel, Julia E. M. S., Pagel, Joern, Normand, Signe (2014). The influence of interspecific interactions on species range expansion rates. Ecography, 37(12).

Zizka, Alexander, Govender, Navashni, Higgins, Steven I. (2014). How to tell a shrub from a tree: A life-history perspective from a South African savanna. Austral Ecology, 39(7).

Conradi, Timo, Friedmann, Arne (2013). Plant communities and environmental gradients in mires of the Ammergauer Alps (Bavaria, Germany). Tuexenia, 33, 133-163.

Cabral, J. S., Jeltsch, F., Thuiller, W., Higgins, S., Midgley, G. F., Rebelo, A. G., Rouget, M., Schurr, F. M. (2013). Impacts of past habitat loss and future climate change on the range dynamics of South African Proteaceae. Diversity and Distributions, 19(4).

February, E. C., Higgins, S. I., Bond, W. J., Swemmer, L. (2013). Influence of competition and rainfall manipulation on the growth responses of savanna trees and grasses. Ecology, 94(5).

Pachzelt, Adrian, Rammig, Anja, Higgins, Steven, Hickler, Thomas (2013). Coupling a physiological grazer population model with a generalized model for vegetation dynamics. Ecological Modelling, 263.

Scheiter, S., Higgins, S. I. (2013). Intermediate Coupling between Aboveground and Belowground Biomass Maximises the Persistence of Grasslands. Plos One, 8(4).

Scheiter, S., Langan, L., Higgins, S. I. (2013). Next-generation dynamic global vegetation models: learning from community ecology. New Phytologist, 198(3).

Bykova, Olga, Chuine, Isabelle, Morin, Xavier, Higgins, Steven I. (2012). Temperature dependence of the reproduction niche and its relevance for plant species distributions. Journal of Biogeography, 39(12).

Hartig, Florian, Dyke, James, Hickler, Thomas, Higgins, Steven I., O'Hara, Robert B., Scheiter, Simon, Huth, Andreas (2012). Connecting dynamic vegetation models to data - an inverse perspective. Journal of Biogeography, 39(12).

Higgins, Steven I., Bond, William J., Combrink, Henri, Craine, Joseph M., February, Edmund C., Govender, Navashni, Lannas, Kathryn, Moncreiff, Glenn, Trollope, Winston S. W. (2012). Which traits determine shifts in the abundance of tree species in a fire-prone savanna?Journal of Ecology, 100(6).

Higgins, Steven I., O'Hara, Robert B., Bykova, Olga, Cramer, Michael D., Chuine, Isabelle, Gerstner, Eva-Maria, Hickler, Thomas, Morin, Xavier, Kearney, Michael R., Midgley, Guy F., Scheiter, Simon (2012). A physiological analogy of the niche for projecting the potential distribution of plants. Journal of Biogeography, 39(12).

Higgins, Steven I., O'Hara, Robert B., Roemermann, Christine (2012). A niche for biology in species distribution models. Journal of Biogeography, 39(12).

Higgins, Steven I., Roemermann, Christine, O'Hara, Robert B. (2012). Special Issue: The ecological niche as a window to biodiversity. Journal of Biogeography, 39(12).

Higgins, Steven I., Scheiter, Simon (2012). Atmospheric CO2 forces abrupt vegetation shifts locally, but not globally. Nature, 488(7410).

Scheiter, Simon, Higgins, Steven I. (2012). How many elephants can you fit into a conservation area. Conservation Letters, 5(3).

Scheiter, Simon, Higgins, Steven I., Osborne, Colin P., Bradshaw, Catherine, Lunt, Dan, Ripley, Brad S., Taylor, Lyla L., Beerling, David J. (2012). Fire and fire-adapted vegetation promoted C4 expansion in the late Miocene. New Phytologist, 195(3).

Combrink, H. J., February, E. C., Higgins, S. I. (2011). Experimental manipulation of cues for leaf-phenological events in a savanna system. South African Journal of Botany, 77(2).

Higgins, Steven I., Delgado-Cartay, Maria D., February, Edmund C., Combrink, Hendrik J. (2011). Is there a temporal niche separation in the leaf phenology of savanna trees and grasses?Journal of Biogeography, 38(11).

Kattge, J., Diaz, S., Lavorel, S., Prentice, C., Leadley, P., Boenisch, G., Garnier, E., Westoby, M., Reich, P. B., Wright, I. J., Cornelissen, J. H. C., Violle, C., Harrison, S. P., van Bodegom, P. M., Reichstein, M., Enquist, B. J., Soudzilovskaia, N. A., Ackerly, D. D., Anand, M., Atkin, O., Bahn, M., Baker, T. R., Baldocchi, D., Bekker, R., Blanco, C. C., Blonder, B., Bond, W. J., Bradstock, R., Bunker, D. E., Casanoves, F., Cavender-Bares, J., Chambers, J. Q., Chapin, F. S., III, Chave, J., Coomes, D., Cornwell, W. K., Craine, J. M., Dobrin, B. H., Duarte, L., Durka, W., Elser, J., Esser, G., Estiarte, M., Fagan, W. F., Fang, J., Fernandez-Mendez, F., Fidelis, A., Finegan, B., Flores, O., Ford, H., Frank, D., Freschet, G. T., Fyllas, N. M., Gallagher, R. V., Green, W. A., Gutierrez, A. G., Hickler, T., Higgins, S. I., Hodgson, J. G., Jalili, A., Jansen, S., Joly, C. A., Kerkhoff, A. J., Kirkup, D., Kitajima, K., Kleyer, M., Klotz, S., Knops, J. M. H., Kramer, K., Kuehn, I., Kurokawa, H., Laughlin, D., Lee, T. D., Leishman, M., Lens, F., Lenz, T., Lewis, S. L., Lloyd, J., Llusia, J., Louault, F., Ma, S., Mahecha, M. D., Manning, P., Massad, T., Medlyn, B. E., Messier, J., Moles, A. T., Mueller, S. C., Nadrowski, K., Naeem, S., Niinemets, Ue., Noellert, S., Nueske, A., Ogaya, R., Oleksyn, J., Onipchenko, V. G., Onoda, Y., Ordonez, J., Overbeck, G., Ozinga, W. A., others (2011). TRY - a global database of plant traits. Global Change Biology, 17(9).

Moncrieff, G. R., Chamaille-Jammes, S., Higgins, S. I., O'Hara, B., Bond, W. J. (2011). Herbivores alter tree allometry in an African savanna. South African Journal of Botany, 77(2).

Moncrieff, G. R., Chamaille-Jammes, S., Higgins, S. I., O'Hara, R. B., Bond, W. J. (2011). Tree allometries reflect a lifetime of herbivory in an African savanna. Ecology, 92(12).

Ratnam, Jayashree, Bond, William J., Fensham, Rod J., Hoffmann, William A., Archibald, Sally, Lehmann, Caroline E. R., Anderson, Michael T., Higgins, Steven I., Sankaran, Mahesh (2011). When is a 'forest' a savanna, and why does it matter?Global Ecology and Biogeography, 20(5).

Verweij, Richard J. T., Higgins, Steven I., Bond, William J., February, Edmund C. (2011). Water sourcing by trees in a mesic savanna: Responses to severing deep and shallow roots. Environmental and Experimental Botany, 74.

February, E. C., Higgins, S. I. (2010). The distribution of tree and grass roots in savannas in relation to soil nitrogen and water. South African Journal of Botany, 76(3).

Higgins, Steven I., Scheiter, Simon, Sankaran, Mahesh (2010). The stability of African savannas: insights from the indirect estimation of the parameters of a dynamic model. Ecology, 91(6).

Zimmermann, Julia, Higgins, Steven I., Grimm, Volker, Hoffmann, John, Linstaedter, Anja (2010). Grass mortality in semi-arid savanna: The role of fire, competition and self-shading. Perspectives in Plant Ecology Evolution and Systematics, 12(1).

Scheiter, Simon, Higgins, Steven I. (2009). Impacts of climate change on the vegetation of Africa: an adaptive dynamic vegetation modelling approach. Global Change Biology, 15(9).

Higgins, Steven I., Bond, William J., Trollope, Winston S. W., Williams, Richard J. (2008). Physically motivated empirical models for the spread and intensity of grass fires. International Journal of Wildland Fire, 17(5).

Higgins, Steven I., Flores, Olivier, Schurr, Frank M. (2008). Costs of persistence and the spread of competing seeders and sprouters. Journal of Ecology, 96(4).

Zimmermann, Julia, Higgins, Steven I., Grimm, Volker, Hoffmann, John, Muenkemueller, Tamara, Linstaedter, Anja (2008). Recruitment filters in a perennial grassland: the interactive roles of fire, competitors, moisture and seed availability. Journal of Ecology, 96(5).

Boerner, Jan, Higgins, Steven I., Kantelhardt, Jochen, Scheiter, Simon (2007). Rainfall or price variability: What determines rangeland management decisions? A simulation-optimization approach to South African savannas. Agricultural Economics, 37(2-3).

February, Edmund C., Higgins, Steven I., Newton, Rosemary, West, Adam G. (2007). Tree distribution on a steep environmental gradient in an arid savanna. Journal of Biogeography, 34(2).

Higgins, Steven I., Bond, William J., February, Edmund C., Bronn, Andries, Euston-Brown, Douglas I. W., Enslin, Beukes, Govender, Navashni, Rademan, Louise, O'Regan, Sean, Potgieter, Andre L. F., Scheiter, Simon, Sowry, Richard., Trollope, Lynn, Trollope, Winston S. W. (2007). Effects of four decades of fire manipulation on woody vegetation structure in savanna. Ecology, 88(5).

Higgins, Steven I., Kantelhardt, Jochen, Scheiter, Simon, Boerner, Jan (2007). Sustainable management of extensively managed savanna rangelands. Ecological Economics, 62(1).

Scheiter, Simon, Higgins, Steven I. (2007). Partitioning of root and shoot competition and the stability of savannas. American Naturalist, 170(4).

Schurr, Frank M., Midgley, Guy F., Rebelo, Anthony G., Reeves, Gail, Poschlod, Peter, Higgins, Steven I. (2007). Colonization and persistence ability explain the extent to which plant species fill their potential range. Global Ecology and Biogeography, 16(4).

Sankaran, M, Hanan, NP, Scholes, RJ, Ratnam, J, Augustine, DJ, Cade, BS, Gignoux, J, Higgins, SI, Le Roux, X, Ludwig, F, Ardo, J, Banyikwa, F, Bronn, A, Bucini, G, Caylor, KK, Coughenour, MB, Diouf, A, Ekaya, W, Feral, CJ, February, EC, Frost, PGH, Hiernaux, P, Hrabar, H, Metzger, KL, Prins, HHT, Ringrose, S, Sea, W, Tews, J, Worden, J, Zambatis, N (2005). Determinants of woody cover in African savannas. Nature, 438(7069).

Schurr, FM, Bond, WJ, Midgley, GF, Higgins, SI (2005). A mechanistic model for secondary seed dispersal by wind and its experimental validation. Journal of Ecology, 93(5).

Higgins, SI, Clark, JS, Nathan, R, Hovestadt, T, Schurr, F, Fragoso, JMV, Aguiar, MR, Ribbens, E, Lavorel, S (2003). Forecasting plant migration rates: managing uncertainty for risk assessment. Journal of Ecology, 91(3).

Higgins, SI, Lavorel, S, Revilla, E (2003). Estimating plant migration rates under habitat loss and fragmentation. Oikos, 101(2).

Higgins, SI, Nathan, R, Cain, ML (2003). Are long-distance dispersal events in plants usually caused by nonstandard means of dispersal?Ecology, 84(8).

Robertson, MP, Villet, MH, Fairbanks, DHK, Henderson, L, Higgins, SI, Hoffmann, JH, Le Maitre, DC, Palmer, AR, Riggs, I, Shackleton, CM, Zimmermann, HG (2003). A proposed prioritization system for the management of invasive alien plants in South Africa. South African Journal of Science, 99(1-2).

Beukes, PC, Cowling, RM, Higgins, SI (2002). An ecological economic simulation model of a non-selective grazing system in the Nama Karoo, South Africa. Ecological Economics, 42(1-2).

Higgins, SI, Cain, ML (2002). Spatially realistic plant metapopulation models and the colonization-competition trade-off. Journal of Ecology, 90(4).

Higgins, SI, Bond, WJ, Pickett, STA (2001). Environmental stochasticity cannot save declining populations - Reply from Higgins, Bond & Pickett. Trends in Ecology & Evolution, 16(4).

Higgins, SI, Richardson, DM, Cowling, RM (2001). Validation of a spatial simulation model of a spreading alien plant population. Journal of Applied Ecology, 38(3).

Gambiza, J, Bond, W, Frost, PGH, Higgins, SI (2000). A simulation model of miombo woodland dynamics under different management regimes. Ecological Economics, 33(3).

Higgins, SI, Bond, WJ, Trollope, WSW (2000). Fire, resprouting and variability: a recipe for grass-tree coexistence in savanna. Journal of Ecology, 88(2).

Higgins, SI, Pickett, STA, Bond, WJ (2000). Predicting extinction risks for plants: environmental stochasticity can save declining populations. Trends in Ecology & Evolution, 15(12).

Higgins, SI, Richardson, DM, Cowling, RM (2000). Using a dynamic landscape model for planning the management of alien plant invasions. Ecological Applications, 10(6).

Higgins, SI, Richardson, DM (1999). Predicting plant migration rates in a changing world: The role of long-distance dispersal. American Naturalist, 153(5).

Higgins, SI, Richardson, DM, Cowling, RM, Trinder-Smith, TH (1999). Predicting the landscape-scale distribution of alien plants and their threat to plant diversity. Conservation Biology, 13(2).

Higgins, SI, Shackleton, CM, Robinson, ER (1999). Changes in woody community structure and composition under constrasting landuse systems in a semi-arid savanna, South Africa. Journal of Biogeography, 26(3).

Higgins, SI, Richardson, DM (1998). Pine invasions in the southern hemisphere: modelling interactions between organism, environment and disturbance. Plant Ecology, 135(1).

Higgins, SI, Azorin, EJ, Cowling, RM, Morris, MJ (1997). A dynamic ecological-economic model as a tool for conflict resolution in an invasive-alien-plant, biological control and native-plant scenario. Ecological Economics, 22(2).

Higgins, SI, Rogers, KH, Kemper, J (1997). A description of the functional vegetation pattern of a semi-arid floodplain, South Africa. Plant Ecology, 129(1).

Higgins, SI, Turpie, JK, Costanza, R, Cowling, RM, LeMaitre, DC, Marais, C, Midgley, GF (1997). An ecological economic simulation model of mountain fynbos ecosystems - Dynamics, valuation and management. Ecological Economics, 22(2).

Higgins, SI, Coetzee, MAS, Marneweck, GC, Rogers, KH (1996). The Nyl River floodplain, South Africa, as a functional unit of the landscape: A review of current information. African Journal of Ecology, 34(2).

Higgins, SI, Richardson, DM (1996). A review of models of alien plant spread. Ecological Modelling, 87(1-3).

Higgins, SI, Richardson, DM, Cowling, RM (1996). Modeling invasive plant spread: The role of plant-environment interactions and model structure. Ecology, 77(7).

Richardson, DM, vanWilgen, BW, Higgins, SI, TrinderSmith, TH, Cowling, RM, McKell, DH (1996). Current and future threats to plant biodiversity on the Cape Peninsula, South Africa. Biodiversity and Conservation, 5(5).

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