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6 - The Functional Ecology of Grazing Lawns: How Grazers, Termites, People, and Fire Shape HiP's Savanna Grassland Mosaic

from Part II - Theoretical Advances in Savanna Ecology

Published online by Cambridge University Press:  24 March 2017

Joris P. G. M. Cromsigt
Affiliation:
Swedish University of Agricultural Sciences
Sally Archibald
Affiliation:
University of the Witwatersrand, Johannesburg
Norman Owen-Smith
Affiliation:
University of the Witwatersrand, Johannesburg
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Conserving Africa's Mega-Diversity in the Anthropocene
The Hluhluwe-iMfolozi Park Story
, pp. 135 - 160
Publisher: Cambridge University Press
Print publication year: 2017

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References

6.9 References

Agnew, W., Uresk, D. W., & Hansen, R. M. (1986) Flora and fauna associated with prairie dog colonies and adjacent ungrazed mixed-grass prairie in western South Dakota. Journal of Range Management 39: 135139.CrossRefGoogle Scholar
Anderson, T. M., Fokkema, W., Valls-Fox, H., & Olff, H. (2013) Distinct physiological responses underlie defoliation tolerance in African lawn and bunch grasses. International Journal of Plant Sciences 174: 769778.CrossRefGoogle Scholar
Archibald, S. (2008) African grazing lawns – how fire, rainfall, and grazer numbers interact to affect grass community states. The Journal of Wildlife Management 72: 492501.CrossRefGoogle Scholar
Archibald, S. & Bond, W. J. (2004) Grazer movements: spatial and temporal responses to burning in a tall-grass African savanna. International Journal of Wildland Fire 13: 19.CrossRefGoogle Scholar
Archibald, S., Bond, W. J., Stock, W. D., & Fairbanks, D. H. K. (2005) Shaping the landscape: fire–grazer interactions in an African savanna. Ecological Applications 15: 96109.CrossRefGoogle Scholar
Arnold, S. G., Anderson, T. M., & Holdo, R. M. (2014) Edaphic, nutritive, and species assemblage differences between hotspots and matrix vegetation: two African case studies. Biotropica 46: 387394.CrossRefGoogle Scholar
Arsenault, R. & Owen-Smith, N. (2008) Resource partitioning by grass height among grazing ungulates does not follow body size relation. Oikos 117: 17111717.CrossRefGoogle Scholar
Arsenault, R. & Owen-Smith, N. (2011) Competition and coexistence among short-grass grazers in the Hluhluwe-iMfolozi Park, South Africa. Canadian Journal of Zoology 89: 900907.CrossRefGoogle Scholar
Arshad, M. A. (1982) Influence of the termite Macrotermes michaelseni (Sjost) on soil fertility and vegetation in a semi-arid savannah ecosystem. Agro-Ecosystems 8: 4758.CrossRefGoogle Scholar
Askins, R. A., Chávez-Ramírez, F., Dale, B. C., et al. (2007) Conservation of grassland birds in North America: understanding ecological processes in different regions. Ornithological Monographs 64: 146.Google Scholar
Augustine, D. J. (2003) Long-term, livestock-mediated redistribution of nitrogen and phosphorus in an East African savanna. Journal of Applied Ecology 40: 137149.CrossRefGoogle Scholar
Augustine, D. J. & McNaughton, S. J. (1998) Ungulate effects on the functional species composition of plant communities: herbivore selectivity and plant tolerance. Journal of Wildlife Management 62: 11651183.CrossRefGoogle Scholar
Augustine, D. J. & McNaughton, S. J. (2006) Interactive effects of ungulate herbivores, soil fertility, and variable rainfall on ecosystem processes in a semi-arid savanna. Ecosystems 9: 12421256.CrossRefGoogle Scholar
Augustine, D. J. & Skagen, S. K. (2014) Mountain plover nest survival in relation to prairie dog and fire dynamics in shortgrass steppe. Journal of Wildlife Management 78: 595602.CrossRefGoogle Scholar
Augustine, D. J., McNaughton, S. J., & Frank, D. A. (2003) Feedbacks between soil nutrients and large herbivores in a managed savanna ecosystem. Ecological Applications 13: 13251337.CrossRefGoogle Scholar
Bartlett, M. K., Scoffoni, C., & Sack, L. (2012) The determinants of leaf turgor loss point and prediction of drought tolerance of species and biomes: a global meta-analysis. Ecology Letters 15: 393405.CrossRefGoogle ScholarPubMed
Bell, R. H. V. (1971) A grazing ecosystem in the Serengeti. Scientific American 225: 8694.CrossRefGoogle Scholar
Blackmore, A. C., Mentis, M. T., & Scholes, R. J. (1990) The origin and extent of nutrient-enriched patches within a nutrient-poor savanna in South Africa. Journal of Biogeography 17: 463470.CrossRefGoogle Scholar
Bond, W. J., Smythe, K., & Balfour, D. A. (2001) Acacia species turnover in space and time in an African savanna. Journal of Biogeography 28: 117128.CrossRefGoogle Scholar
Bonnet, O., Fritz, H., Gignoux, J., & Meuret, M. (2010) Challenges of foraging on a high-quality but unpredictable food source: the dynamics of grass production and consumption in savanna grazing lawns. Journal of Ecology 98: 908916.CrossRefGoogle Scholar
Brooks, P. M. & Macdonald, I. A. W. (1983) The Hluhluwe-Umfolozi Reserve: an ecological case history. In: Management of large mammals in African conservation areas (ed. Owen-Smith, N.), pp. 5177. Haum Educational Publishers, Pretoria.Google Scholar
Brooks, S. J. (2001) Changing nature: a critical historical geography of the Umfolozi and Hluhluwe Game Reserves, Zululand, 1887 to 1947. PhD thesis, Queen's University, Kingston, Canada.Google Scholar
Clauss, M., Castell, J. C., Kienzle, E., et al. (2007) Mineral absorption in the black rhinoceros (Diceros bicornis) as compared with the domestic horse. Journal of Animal Physiology and Animal Nutrition 91: 193204.CrossRefGoogle ScholarPubMed
Coetsee, C., Stock, W. D., & Craine, J. M. (2010) Do grazers alter nitrogen dynamics on grazing lawns in a South African savannah? African Journal of Ecology 49: 6269.CrossRefGoogle Scholar
Coughenour, M. B. (1985) Graminoid responses to grazing by large herbivores – adaptations, exaptations, and interacting processes. Annals of the Missouri Botanical Garden 72: 852863.CrossRefGoogle Scholar
Craig, T. P. (2010) The resource regulation hypothesis and positive feedback loops in plant–herbivore interactions. Population Ecology 52: 461473.CrossRefGoogle Scholar
Cromsigt, J. P. G. M. (2006) Large herbivores in space: resource partitioning among savanna grazers in a heterogeneous environment. PhD thesis, University of Groningen, Groningen.Google Scholar
Cromsigt, J. P. G. M. & Kuijper, D. P. J. (2011) Revisiting the browsing lawn concept: evolutionary interactions or pruning herbivores? Perspectives in Plant Ecology, Evolution or Systematics 13: 207215.CrossRefGoogle Scholar
Cromsigt, J. P. G. M. & Olff, H. (2008) Dynamics of grazing lawn formation: an experimental test of the role of scale-dependent processes. Oikos 117: 14441452.CrossRefGoogle Scholar
Cromsigt, J. P. G. M. & te Beest, M. (2014) Restoration of a megaherbivore: landscape-level impacts of white rhinoceros in Kruger National Park, South Africa. Journal of Ecology 102: 566575.CrossRefGoogle Scholar
Cromsigt, J. P. G. M., Prins, H. H. T. & Olff, H. (2009) Habitat heterogeneity as a driver of ungulate diversity and distribution patterns: interaction of body mass and digestive strategy. Diversity and Distributions 15: 513522.CrossRefGoogle Scholar
Currie, G. (2003) The impact of megaherbivore grazers on grasshopper communities via grassland conversion in a savannah ecosystem. Honours thesis, University of Cape Town, Cape Town.Google Scholar
Davies, A. B., Robertson, M. P., Levick, S. R., et al. (2014) Variable effects of termite mounds on African savanna grass communities across a rainfall gradient. Journal of Vegetation Science 25: 14051416.CrossRefGoogle Scholar
Deane, N. N. (1966) Ecological changes and their effect on a population of reedbuck (Redunca arundinum (Boddaert)). Lammergeyer 6: 28.Google Scholar
Desmond, M. J. (2004) Effects of grazing practices and fossorial rodents on a winter avian community in Chihuahua, Mexico. Biological Conservation 116: 235242.CrossRefGoogle Scholar
Downing, B. H. (1972) A plant ecological survey of the Imfolozi Game Reserve, Zululand. PhD thesis, University of Natal, Durban.Google Scholar
Du Plessis, S. S. (1972) Ecology of blesbok with special reference to productivity. Wildlife Monographs 30: 170.Google Scholar
Eltringham, S. K. (1974) Changes in the large mammal community of Mweya Peninsula, Rwenzori National Park, Uganda, following removal of hippopotamus. Journal of Applied Ecology 11: 855865.CrossRefGoogle Scholar
Feely, J. M. (1980) Did Iron Age man have a role in the history of Zululand's wilderness landscapes? South African Journal of Science 76: 150152.Google Scholar
Feely, J. M. (2004) Prehistoric use of woodland and forest by farming peoples in South Africa. In: Indigenous forests and woodlands: policy, people and practice (eds Lawes, M. J., Eeley, H. A. C., Shackleton, C. M., & Geach, B. G. S.), pp. 284286. University of KwaZulu-Natal Press, Pietermaritzburg.Google Scholar
Frank, D. A., Groffman, P. M., Evans, R. D., & Tracy, B. F. (2000) Ungulate stimulation of nitrogen cycling and retention in Yellowstone Park grasslands. Oecologia 123: 116121.CrossRefGoogle ScholarPubMed
Fuhlendorf, S. D. & Engle, D. M. (2001) Restoring heterogeneity on rangelands: ecosystem management based on evolutionary grazing patterns. BioScience 51: 625632.CrossRefGoogle Scholar
Gandar, M. V., Huntley, B. J., & Walker, B. H. (1982) Trophic ecology and plant/herbivore energetics. In: Ecology of tropical savannas (eds Huntley, B. J. & Walker, B. H.), pp. 514534. Springer Verlag, Berlin.CrossRefGoogle Scholar
Girma, F. S. & Krieg, D. R. (1992) Osmotic adjustment in sorghum. 1. Mechanisms of diurnal osmotic potential changes. Plant Physiology 99: 577582.CrossRefGoogle ScholarPubMed
Gosling, C. M. (2014) Biotic determinants of heterogeneity in a South African savanna. PhD thesis, University of Groningen, Groningen.Google Scholar
Gosling, C. M., Cromsigt, J. P. G. M., & Olff, H. (2011) Effects of erosion from mounds of different termite genera on distinct functional grassland types in an African savanna. Ecosystems 15: 128139.CrossRefGoogle Scholar
Grant, C. C. & Scholes, M. C. (2006) The importance of nutrient hot-spots in the conservation and management of large wild mammalian herbivores in semi-arid savannas. Biological Conservation 130: 426437.CrossRefGoogle Scholar
Hagenah, N., Prins, H. H. T., & Olff, H. (2009) Effects of large herbivores on murid rodents in a South African savanna. Journal of Tropical Ecology 25: 483492.CrossRefGoogle Scholar
Hall, M. (1984) Prehistoric farming in the Mfolozi and Hluhluwe valleys of southeast Africa: an archaeo-botanical survey. Journal of Archaeological Science 11: 223235.CrossRefGoogle Scholar
Hempson, G. P., Archibald, S., Bond, W. J., et al. (2015) Ecology of grazing lawns in Africa. Biological Reviews 90: 979994.CrossRefGoogle ScholarPubMed
Illius, A. W. & O'Connor, T. G. (2000) Resource heterogeneity and ungulate population dynamics. Oikos 89: 283294.CrossRefGoogle Scholar
Jouquet, P., Boulain, N., Gignoux, J. & Lepage, M. (2004) Association between subterranean termites and grasses in a West African savanna: spatial pattern analysis shows a significant role for Odontotermes n. pauperans. Applied Soil Ecology 27: 99107.CrossRefGoogle Scholar
Karki, J. B., Jhala, Y. V., & Khanna, P. P. (2000) Grazing lawns in Terai Grasslands, Royal Bardia National Park, Nepal. Biotropica 32: 423429.CrossRefGoogle Scholar
Kim, H., Anderson, S. H., Motavalli, P. P., & Gantzer, C. J. (2010) Compaction effects on soil macropore geometry and related parameters for an arable field. Geoderma 160: 244251.CrossRefGoogle Scholar
Kleynhans, E. J., Jolles, A. E., Bos, M. R. E., & Olff, H. (2011) Resource partitioning along multiple niche dimensions in differently sized African savanna grazers. Oikos 120: 591600.CrossRefGoogle Scholar
Knapp, A. K., Blair, J. M., Briggs, J. M., et al. (1999) The keystone role of bison in North American tallgrass prairie. BioScience 49: 3950.CrossRefGoogle Scholar
Krook, K., Bond, W. J., & Hockey, P. A. R. (2007) The effect of grassland shifts on the avifauna of a South African savanna. Ostrich – Journal of African Ornithology 78: 271279.CrossRefGoogle Scholar
Lock, J. M. (1972) The effects of hippopotamus grazing on grassland. Journal of Ecology 60: 445467.CrossRefGoogle Scholar
McNaughton, S. J. (1983) Compensatory growth as a response to herbivory. Oikos 40: 329336.CrossRefGoogle Scholar
McNaughton, S. J. (1984) Grazing lawns: animals in herds, plant form, and coevolution. American Naturalist 124: 863886.CrossRefGoogle Scholar
McNaughton, S. J. (1985) Ecology of a grazing ecosystem: the Serengeti. Ecological Monographs 55: 259294.CrossRefGoogle Scholar
McNaughton, S. J. (1988) Mineral-nutrition and spatial concentrations of African ungulates. Nature 334: 343345.CrossRefGoogle ScholarPubMed
McNaughton, S. J., Banyikwa, F. F., & McNaughton, M. M. (1997) Promotion of the cycling of diet-enhancing nutrients by African grazers. Science 278(5344): 17981800.CrossRefGoogle ScholarPubMed
Mgobozi, M. P. (2008) Spider community responses to Chromolaena odorata invasion, grassland type and grazing intensities. MSc thesis, University of Pretoria, Pretoria.Google Scholar
Milchunas, D. G., Sala, O. E., & Lauenroth, W. K. (1988) A generalized-model of the effects of grazing by large herbivores on grassland community structure. American Naturalist 132: 87106.CrossRefGoogle Scholar
Mills, A. J., Milewski, A., Fey, M. V., Groengroeft, A., & Petersen, A. (2009) Fungus culturing, nutrient mining and geophagy: a geochemical investigation of Macrotermes and Trinervitermes mounds in southern Africa. Journal of Zoology 278: 2435.CrossRefGoogle Scholar
Morgan, J. W. & Lunt, I. D. (1999) Effects of time-since-fire on the tussock dynamics of a dominant grass (Themeda triandra) in a temperate Australian grassland. Biological Conservation 88: 379386.CrossRefGoogle Scholar
Novellie, P. (1990) Habitat use by indigenous grazing ungulates in relation to sward structure and veld condition. Journal of the Grassland Society of Southern Africa 7: 1623.CrossRefGoogle Scholar
Novellie, P. & Gaillard, A. (2013) Long-term stability of grazing lawns in a small protected area, the Mountain Zebra National Park. Koedoe 55: 17.CrossRefGoogle Scholar
Olivier, R. C. D. & Laurie, W. A. (1974) Habitat utilization by hippopotamus in the Mara river. African Journal of Ecology 12: 249271.CrossRefGoogle Scholar
Owen-Smith, N. (1973) The behavioural ecology of the white rhinoceros. PhD thesis, University of Wisconsin, Madison, WI.Google Scholar
Owen-Smith, N. (1988) Megaherbivores: the influence of very large body size on ecology. Cambridge University Press, Cambridge.CrossRefGoogle Scholar
Owen-Smith, N. (2004) Functional heterogeneity in resources within landscapes and herbivore population dynamics. Landscape Ecology 19: 761771.CrossRefGoogle Scholar
Person, B. T., Herzog, M. P., Ruess, R. W., et al. (2003) Feedback dynamics of grazing lawns: coupling vegetation change with animal growth. Oecologia 135: 583592.CrossRefGoogle ScholarPubMed
Roberts, C. M. (2009) Marsupial grazing lawns in Tasmania: maintenance, biota and the effects of climate change. PhD thesis, University of Tasmania.Google Scholar
Scholes, R. J. (2003) Convex relationships in ecosystems containing mixtures of trees and grass. Environmental and Resource Economics 26: 559574.CrossRefGoogle Scholar
Shrader, A. M. & Perrin, M. R. (2006) Influence of density on the seasonal utilization of broad grassland types by white rhinoceroses. African Zoology 41: 312315.CrossRefGoogle Scholar
Stock, W. D., Bond, W. J., & Van de Vijver, C. A. D. M. (2010) Herbivore and nutrient control of lawn and bunch grass distributions in a southern African savanna. Plant Ecology 206: 1527.CrossRefGoogle Scholar
Swemmer, T. (1998) The distribution and ecology of grazing lawns in a South African savannah ecosystem. Honours thesis, University of Cape Town, Cape Town.Google Scholar
Tracy, B. & McNaughton, S. J. (1995) Elemental analysis of mineral lick soils from the Serengeti National Park, the Konza Prairie and Yellowstone National Park. Ecography 18: 9194.CrossRefGoogle Scholar
Valls-Fox, H., Bonnet, O., Cromsigt, J. P. G. M., Fritz, H., & Shrader, A. M. (2015) Legacy effects of different land-use histories interact with current grazing patterns to determine grazing lawn properties. Ecosystems 18: 720733.CrossRefGoogle Scholar
Van de Vijver, C. A. D. M., Poot, P., & Prins, H. H. T. (1999) Causes of increased nutrient concentrations in post-fire regrowth in an East African savanna. Plant and Soil 214: 173185.CrossRefGoogle Scholar
Van der Plas, F., Anderson, T. M., & Olff, H. (2012) Trait similarity patterns within grass and grasshopper communities: multitrophic community assembly at work. Ecology 93: 836846.CrossRefGoogle ScholarPubMed
Van der Plas, F., Zeinstra, P., Veldhuis, M., et al. (2013) Responses of savanna lawn and bunch grasses to water limitation. Plant Ecology 214: 11571168.CrossRefGoogle Scholar
Van der Waal, C., Kool, A., Meijer, S. S., et al. (2011) Large herbivores may alter vegetation structure of semi-arid savannas through soil nutrient mediation. Oecologia 165: 10951107.CrossRefGoogle ScholarPubMed
Veldhuis, M. P., Howison, R. A., Fokkema, R. W., Tielens, E., & Olff, H. (2014) A novel mechanism for grazing lawn formation: large herbivore-induced modification of the plant–soil water balance. Journal of Ecology 102: 15061517.CrossRefGoogle Scholar
Veldhuis, M. P., Fakkert, H. F., Berg, M. P., & Olff, H. (2016). Grassland structural heterogeneity in a savanna is driven more by productivity differences than by consumption differences between lawn and bunch grasses. Oecologia 182: 841853.CrossRefGoogle Scholar
Verweij, R. J. T., Verrelst, J., Loth, P. E., Heitkönig, I. M. A. & Brunsting, A. M. H. (2006) Grazing lawns contribute to the subsistence of mesoherbivores on dystrophic savannas. Oikos 114: 108116.CrossRefGoogle Scholar
Vesey-Fitzgerald, D. F. (1960) Grazing succession among East African game animals. Journal of Mammalogy 41: 161172.CrossRefGoogle Scholar
Vos, I. A. (2010) Spatial heterogeneity of resources – variation in space and time in the distribution and persistence of grazing lawns. MSc thesis, Utrecht University, Utrecht.Google Scholar
Waldram, M. S., Bond, W.J., & Stock, W. D. (2008) Ecological engineering by a mega-grazer: white rhino impacts on a South African savanna. Ecosystems 11: 101112.CrossRefGoogle Scholar
Walters, M., Midgley, J. J., & Somers, M. J. (2004) Effects of fire and fire intensity on the germination and establishment of Acacia karroo, Acacia nilotica, Acacia luederitzii and Dichrostachys cinerea in the field. BMC Ecology 4: 113.CrossRefGoogle ScholarPubMed
Wood, T. G. & Sands, W. (1978) The role of termites in ecosystems. In: Production ecology of ants and termites (ed. Brian, M. V.), pp. 245292. Cambridge University Press, Cambridge.Google Scholar
Young, T. P., Patridge, N., & Macrae, A. (1995) Long-term glades in acacia bushland and their edge effects in Laikipia, Kenya. Ecological Applications 5: 97108.CrossRefGoogle Scholar

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