Badano E I,Cavieres L A.Impacts of ecosystem engineers on community attributes:effects of cushion plants at different elevations of the Chilean Andes[J].Diversity and Distribution,2006,12:388-396.
[2]
Badano E I,Marquet P.A.Biogenic habitat creation affects biomass diversity relationships in plant communities[J].Plant Ecology,Evolution and Systematics,2009,11:191-201
[3]
McAuliffe J R.Sahuaro-nurse tree associations in the Sonoran Desert:competitive effects of sahuaros[J].Oecologia,1984,64:319-321.
[4]
Callaway R M.Effects of shrubs on recruitment of Quercus douglasii and Quercus lobata in California[J].Ecology,1992,73:2118-2128.
[5]
Bertness M D,Callaway R M.Positive interactions in communities[J].Trends in Ecology & Evolution,1994,9:191-193.
[6]
Jones C G,Lawton J H,Shachak M.Organisms as ecosystem engineers[J].Oikos,1994,69: 373-386.
[7]
Jones C G,Lawton J H,Shachak M.Positive and negative effects of organisms as physical ecosystem engineers[J].Ecology,1997,78:1946-1957.
[8]
Bruno J F,Stachowicz J J,Bertness M D.Inclusion of facilitation into ecological theory[J].Trends in Ecology & Evolution,2003,18:119-125.
[9]
Hager J,Faggi A M.Observaciones sobre distribuci n ymicroclima de cojines enanos de la isla de Cretay del noroeste de la Patagonia[J].Parodiana,1990,6:109-127.
[10]
Cavieres L A,Penaloza A P G,Papic C,et al.Efecto nodriza de Laretia acaulis en plantas de la zona andina de Chile central[J].Revista Chilena de Historia Natural,1998,71:337-347.
[11]
Núez C,Aizen M,Ezcurra C.Species associations and nurse plant effect in patches of high-andean vegetation[J].Journal of Vegetation Science,1999,10:357-364.
Arroyo M T K,Cavieres L A,Penaloza A,et al.Positive association between the cushion plant Azorella monantha (Apiaceae) and alpine plant species in the Chilean Patagonian Andes[J].Plant Ecology,2003,161:121-129.
[14]
Cavieres L A,Badano E I,Sierra-Almeida A,et al.Positive interactions between alpine plant species and the nurse cushion plant Laretia acaulis do not increase with elevation in the Andes of central Chile[J].New Phytologist,2006,169:59-69.
[15]
Tewksbury J J,Lloyd J D.Positive interactions under nurse plants:spatial scale,stress gradient and benefactor size[J].Oecologia,2001,127:425-434.
[16]
Callaway R M,Brooker R W,Choler P,et al.Positive interactions among alpine plants increase with stress[J].Nature,2002,417:844-847.
[17]
中国科学院中国植物志编辑委员会.中国植物志(26卷)[M].北京:科学出版社,1997:251.
[18]
Francesco de Bello,Jiǐí Doleal,Miroslav Dvorsky,et al.Cushions of Thylacospermum caespitosum (Caryophyllaceae) do not facilitate other plants under extreme altitude and dry conditions in the north-west Himalayas[J].Annals of Botany,2011,108:567-573
Belsky A J.Influences of trees on savanna productivity:tests of shade,nutrient and tree-grass competition[J].Ecology,1994,75:922-932.
[33]
Schlesinger W H,Raikes J A,Hartley A E,et al.On the spatial pattern of soil nutrients in desert ecosystems[J].Ecology,1996,77:364-374.
[34]
Cavieres L A,Badano E I,Sierra-Almeidaand A,et al.Microclimatic modifications of cushion plants and their consequences for seedling survival of native and non-native herbaceous species in the high Andes of central Chile[J].Arctic Antarctic and Alpine Research,2007,39:229-236.
