Competitive interactions between the alien invasive annual grass Avena fatua and indigenous herbaceous plants in South African Renosterveld: The role of nitrogen enrichment

Biological Invasions

Volumn 12, Issue 9, 2010, Pages 3371-3378

  Sharma, Gyan P ^a   Muhl, Sara A ^a   Esler, Karen J ^a   Milton, Suzanne J ^b  

^a STELLENBOSCH UNIVERSITY   (South Africa)

^b UNIVERSITY OF CAPE TOWN   (South Africa)

Author keywords

Avena fatua; Biomass; Competition; Nitrogen enrichment; Renosterveld

Indexed keywords

ABUNDANCE; BIOLOGICAL INVASION; CONSERVATION MANAGEMENT; FLORISTICS; FUNCTIONAL GROUP; GEOPHYTE; GRASS; HERB; INTERSPECIFIC COMPETITION; INVASIVE SPECIES; NITROGEN; NUTRIENT ENRICHMENT; PHYTOMASS; PRIORITIZATION; RUNOFF; SHRUBLAND; SOIL NITROGEN; VINEYARD; WHEAT;

SOUTH AFRICA;

AVENA FATUA; DIMORPHOTHECA PLUVIALIS; OXALIS PURPUREA; POACEAE; TRIBOLIUM (GRASS); TRIBOLIUM UNIOLAE; TRITICUM AESTIVUM;

EID: 77955776039     PISSN: 13873547     EISSN: None     Source Type: Journal    
DOI: 10.1007/s10530-010-9730-y     Document Type: Article

References (40)

1. Aerts R, Berendse F (1988) The effect of increased nutrient availability on vegetation dynamics in wet heathlands. Vegetation 76: 63-69.
2. Aerts R, Berendse F, De Caluwe H, Schmidt M (1990) Competition in heathland along an experimental gradient of nutrient availability. Oikos 57: 310-318.
3. Agenbag GA, De Villiers OT (1989) The effect of nitrogen fertilizers on the germination and seedling emergence of wild oat (A. fatua L.) seed in different soil types. Weed Res 29: 239-245.
4. Anderson JE, Innouye RS (2001) Landscape-scale changes in plant species abundance and biodiversity of a sagebrush steppe over 45 years. Ecol Monogr 71: 531-556.
5. Badgery WB, Kemp DR, Michalk DL, King WMCG (2005) Competition for nitrogen between Australian native grasses and the introduced weed Nassella trichotoma. Ann Bot 96: 799-809.
6. Boucher C, Moll EJ (1981) South African mediterranean shrublands. In: Di Castri F, Goodall DW, Specht RL (eds) Ecosystems of the world, vol 11. Mediterranean-type shrublands. Elsevier, Amsterdam, pp 233-248.
7. Brooks ML (2003) Effects of increased soil nitrogen on the dominance of alien annual plants in the Mohave Desert. J Appl Ecol 40: 344-353.
8. Carroll JA, Caporn SJM, Johnson D, Morecroft MD, Lee JA (2003) The interactions between plant growth, vegetation structure and soil processes in semi-natural acidic and calcareous grasslands receiving long-term inputs of simulated pollutant nitrogen deposition. Environ Pollut 121: 363-376.
9. Clements A (1983) Suburban development and resultant changes in the vegetation of the bushland of the northern Sydney region. Aust J Ecol 8: 307-319.
10. Corbin J, D'Antonio CM (2004) Effects of invasive species on soil nitrogen cycling: Implications for restoration. Weed Tech 18: 1464-1467.
11. Defalco LA, Bryla VS, Nowak RS (2003) Are Mojave Desert annual species equal? Resource acquisition and allocation for the invasive grass Bromus madritensis susp. rubens (Poaceae) and two native species. Am J Bot 90: 1045-1053.
12. Ferrandis P, Herranz JM, Martinez-Sanchez JJ (2001) Response to fire of a predominantly transient seed bank in a Mediterranean weedy pasture (eastern-central Spain). Ecoscience 8: 211-219.
13. Grabandt K (1985) Weeds of crops and gardens. CIBA-GEIGY (Pty) Limited, Johannesburg.
14. Groves RH, Austin MP, Kaye PE (2003) Competition between Australian native and introduced grasses along a nutrient gradient. Austral Ecol 28: 491-498.
15. Gustafson DJ, Gibson DJ, Nickrent DL (2004) Competitive relationships of Andropogon gerardii (Big bluestem) from remnant and restored native populations and select cultivated varieties. Funct Ecol 18: 451-457.
16. Hegarty CA, McAdam JH, Cooper A (1994) Factors influencing the plant species composition of hedges - implications for management in environmentally sensitive areas. Ed. Boatman N. In: Field margins: Integrating agriculture and conservation monograph 58. BCPC Publications, Surrey, pp 227-234.
17. Hunter ME, Omi PN (2005) Seed supply of native and cultivated grasses in pine forests of the southwestern United States and the potential for vegetation recovery following wildfire. Plant Ecol 183: 1-8.
18. Hunter ME, Omi PN (2006) Response of native and exotic grasses to increased soil nitrogen and recovery in a postfire environment. Restor Ecol 14(4): 587-594.
19. 2 in 12 grassland species that differ in growth form. Vegetation 125: 31-41.
20. Low AB, Rebelo AG (1998) Vegetation of South Africa, Lesotho and Swaziland. Department of Environmental Affairs and Tourism (DET), Pretoria.
21. Milton SJ (2004) Grasses as invasive alien plants in South Africa. S Afr J Sci 100: 69-75.
22. Moll EJ, Bossi L (1984) Assessment of the extent of the natural vegetation of the fynbos biome of South Africa. S Afr J Sci 80: 355-358.
23. Mucina L, Rutherford MC (eds) (2006) The vegetation of South Africa, Lesotho and Swaziland. SANBI, Pretoria, 804 p.
24. Newton IP, Knight RS (2005) The use of Landsat imagery for the identification of the remaining West Coast Renosterveld fragments, Western Cape Province, South Africa. S Afr J Bot 71: 67-75.
25. Paschke MW, McLendon WT, Redente EF (2000) Nitrogen availability and old-field succession in a shortgrass steppe. Ecosystems 3: 144-158.
26. Ratlabala ME (2003) An overview of South Africa's mineral based fertilizers. Retrieved from URL: Http://www. dme. gov. za/pdfs/minerals/r41. pdf dated 20 October 2009.
27. Read DJ, Mitchell DT (1983) Decomposition and mineralisation processes in mediterranean-type ecosystems and in heathlands of similar structure. In: Kruger FJ, Mitchell DT, Jarvis JUM (eds) Mediterranean-type ecosystems: The role of nutrients. Springer, Berlin.
28. Rejmánek M, Richardson DM (1996) What attributes make some plant species more invasive? Ecology 77: 1655-1661.
29. Shiponeni NN, Milton SJ (2006) Seed dispersal in the dung of large herbivores: Implications for restoration of Renosterveld shrubland old fields. Biodiv Conserv 15: 3161-3175.
30. SPSS (1997) SPSS Base7. 5 application guide. SPSS, Chicago, p 389.
31. Stock WD, Allsopp N (1992) Functional perspective of ecosystems. In: Cowling R (ed) The ecology of fynbos: Nutrients, fire and diversity. Oxford University Press, Oxford, pp 241-259.
32. Suding KN, LeJeune KD, Seastedt TR (2004) Competitive impacts and responses of an invasive weed: Dependencies on nitrogen and phosphorus availability. Oecologia 141: 526-535.
33. van den Berg LJ, Tomassen HB, Roelofs JG, Bobbink R (2005) Effects of nitrogen enrichment on coastal dune grassland: A mesocosm study. Environ Pollut 138: 77-85.
34. van Oudstshoorn F (1992) Guide to grasses of South Africa. Briza publications, Pretoria, p 216.
35. von Hase A, Rouget M, Maze K, Helme N (2003) A fine-scale conservation plan for Cape lowlands Renosterveld: Technical Report (Main Report). CCU 2/03, Cape Conservation Unit: Botanical Society of South Africa.
36. Watson L, Dallwitz MJ (1992) The grass genera of the world: Descriptions, illustrations, identification, and information retrieval; including synonyms, morphology, anatomy, physiology, phytochemistry, cytology, classification, pathogens, world and local distribution, and references. Retrived from URL: Http://delta-intkey. com on 25 November 2008.
37. Westman WE (1990) Managing for biodiversity: Unresolved science and policy questions. Bioscience 40: 26-33.
38. Wikum DA, Shanholtzer GF (1978) Application of the Braun-Blanquet cover abundance scale for vegetation analysis in land development studies. Environ Manag 2(4): 323-329.
39. Yelenik SG, Stock WD, Richardson DM (2004) Ecosystem level impacts of invasive Acacia saligna in the South African Fynbos. Restor Ecol 12(1): 44-51.
40. Zavaleta ES (2006) Shrub establishment under experimental global changes in California grassland. Plant Ecol 184(1): 53-56.