Spatial patterns of the germinable soil seed bank of coexisting perennial-grass species in grazed shrublands of the Patagonian Monte

Plant Ecology

Volumn 198, Issue 1, 2008, Pages 111-120

  Pazos, Gustavo E ^a   Bertiller, Mónica B ^a  

^a CENTRO NACIONAL PATAGÓNICO   (Argentina)

Author keywords

Arid ecosystems; Seed morphology; Seed size; Shrub patches; Xerophytism

Indexed keywords

ARID ENVIRONMENT; COEXISTENCE; COMPARATIVE STUDY; GERMINATION; GRASS; GRAZING PRESSURE; HERBIVORY; PERENNIAL PLANT; SEED BANK; SEED SIZE; SHRUBLAND; SOIL QUALITY; SPATIAL DISTRIBUTION;

ARGENTINA; MONTE; PATAGONIA; SOUTH AMERICA;

ACHNATHERUM SPECIOSUM; POA; POA LIGULARIS; STIPA TENUIS;

EID: 48449088318     PISSN: 13850237     EISSN: None     Source Type: Journal    
DOI: 10.1007/s11258-007-9389-3     Document Type: Article

References (41)

1. MR Aguiar OE Sala 1999 Patch structure, dynamics and implications for the functioning of arid ecosystems Trends Ecol Evol 14 273 277
2. DJ Augustine SJ McNaughton 1998 Ungulate effects on the functional species composition of plant communities: herbivore selectivity and plant tolerance J Wildl Manage 62 1165 1183
3. MB Bertiller 1996 Grazing effects on sustainable semiarid rangelands in Patagonia: the state and dynamics of the soil seed bank Environ Manage 20 123 132
4. MB Bertiller 1998 Spatial patterns of the germinable soil seed bank in northern Patagonia Seed Sci Res 8 39 45
5. MB Bertiller JO Ares AJ Bisigato 2002 Multiscale indicators of land degradation in the Patagonian Monte, Argentina Environ Manage 30 704 715
6. MB Bertiller AM Beeskow F Coronato 1991 Seasonal environmental variation and plant phenology in arid Patagonia (Argentina) J Arid Environ 21 1 11
7. AJ Bisigato MB Bertiller 1997 Grazing effects on patchy dryland vegetation in northern Patagonia J Arid Environ 36 639 653
8. AJ Bisigato MB Bertiller 2004 Seedling recruitment of perennial grasses in degraded areas of the Patagonian Monte J Range Manage 57 191 196
9. AJ Bisigato MB Bertiller 2004 Temporal and micro-spatial patterning of seedling establishment. Consequences for patch dynamics in the southern Monte, Argentina Plant Ecol 174 235 246
10. AJ Bisigato MB Bertiller JO Ares GE Pazos 2005 Effect of grazing on plant patterns in arid ecosystems of Patagonian Monte Ecography 28 561 572
11. Campanella MV, Bertiller MB (2008) Plant phenology, leaf traits, and leaf litterfall of contrasting life forms in arid Patagonian Monte, Argentina. J Veg Sci (in press). doi 10.3170/2007-8-18333
12. CENPAT (2003) Meteorological Station of the Oceanography and Meteorology Research Unit, Centro Nacional Patagonico (CONICET). http://www.cenpat.edu.ar
13. JC Chambers 2000 Seed movements and seedling fates in disturbed sagebrush steppe ecosystems: implications for restoration Ecol Appl 10 1400 1413
14. JC Chambers JA MacMahon 1994 A day in the life of a seed: movements and fates of seeds and their implications for natural and managed systems Annu Rev Ecol Syst 25 263 292
15. Cheplick GP (1998) Seed dispersal and seedling establishment in grass populations. In: Cheplick GP (ed) Population biology of grasses. Cambridge University Press, Cambridge, pp 84-105
16. Correa MN (1971-1999) Flora Patagónica. Colección Científica. Instituto Nacional de Tecnologia Agropecuaria (INTA), Buenos Aires
17. Correa MN (1978) Flora Patagónica, parte III: Gramineae. Colección Científica. Instituto Nacional de Tecnologia Agropecuaria (INTA), Buenos Aires
18. P Csontos 2007 Seed banks: ecological definitions and sampling considerations Community Ecol 8 75 85
19. S Ellner A Schmida 1981 Why are adaptations for long-range seed dispersal rare in desert plants? Oecologia 51 133 144
20. RJ Fernández RA Golluscio AJ Bisigato A Soriano 2002 Gap colonization in the Patagonian semidesert: seed bank and diaspore morphology Ecography 25 336 344
21. L Ghermandi 1997 Seasonal patterns in the seed bank of a grassland in north-western Patagonia J Arid Environ 35 215 224
22. Grace J (1998) Plant water relations. In: Crawley MJ (ed) Plant ecology, 2nd edn. Blackwell Science, Oxford, pp 28-50
23. Q Guo PW Rundel DW Goodall 1998 Horizontal and vertical distribution of desert seed banks: patterns, causes, and implications J Arid Environ 38 465 478
24. Gutterman Y (1993) Seed germination in desert plants. Springer-Verlag, Berlin
25. Kemp PR (1989) Seed banks and vegetation processes in deserts. In: Leck MA, Parker VT, Simpson RL (eds) Ecology of soil seed banks, Academic Press, San Diego, California, pp 257-281
26. RJC León D Bran M Collantes JM Paruelo A Soriano 1998 Grandes unidades de vegetación de la Patagonia extra andina Ecologia Austral 8 125 144
27. L Marone VR Cueto FA Milesi J de Lopez Casenave 2004 Soil seed bank composition over desert microhabitats: patterns and plausible mechanisms Can J Bot 82 1809 1816
28. L Marone BE Rossi ME Horno 1998 Timing and spatial patterning of seed dispersal and redistribution in a South American warm desert Plant Ecol 137 143 150
29. L Marone BE Rossi J de Lopez Casenave 1998 Granivore impact on soil-seed reserves in the central Monte desert, Argentina Funct Ecol 12 640 645
30. MD Mayor RM Bóo DV Peláez OR Elía 2003 Seasonal variation of the soil seed bank of grasses in central Argentina as related to grazing and shrub cover J Arid Environ 53 467 477
31. DG Milchunas I Noy-Meir 2002 Grazing refuges, external avoidance of herbivory and plant diversity Oikos 99 113 130
32. AT Moles DS Falster MR Leishman M Westoby 2004 Small-seeded species produce more seeds per square metre of canopy per year, but not per individual per lifetime J Ecol 92 384 396
33. Norusis MJ (1997) SPSS advanced statistics 7.5. SPSS Inc., Chicago
34. O'connor TG, Everson TM (1998) Population dynamics of perennial grasses in African savanna and grassland. In: Cheplick GP (eds) Population biology of grasses. Cambridge University Press, Cambridge, pp 333-365
35. TG O'connor GA Pickett 1992 The influence of grazing on seed production and seed banks of some African savanna grasslands J Appl Ecol 29 247 260
36. GE Pazos AJ Bisigato MB Bertiller 2007 Abundance and spatial patterning of coexisting perennial grasses in grazed shrublands of the Patagonian Monte J Arid Environ 70 316 328
37. SL Saba A Toyos 2003 Seed removal by birds, rodents and ants in the Austral portion of the Monte Desert, Argentina J Arid Environ 53 115 124
38. Soil Survey Staff (1998) Keys to soil taxonomy. US Department of Agriculture, Washington
39. Thompson K (2000) The functional ecology of soil seed banks. In: Fenner M (ed) Seeds: the ecology of regeneration in plant communities, 2nd edn. CAB International, Wallingford, pp 215-235
40. J Traba FM Azcárate B Peco 2006 The fate of seeds in Mediterranean soil seed banks in relation to their traits J Veg Sci 17 5 10
41. Willson MF, Traveset A (2000) The ecology of seed dispersal. In: Fenner M (ed) Seeds: the ecology of regeneration in plant communities, 2nd edn. CAB International, Wallingford, pp 85-110