Acta Prataculturae Sinica ›› 2021, Vol. 30 ›› Issue (8): 25-35.DOI: 10.11686/cyxb2020277
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Jing-jing MA1,2(), Yun-hua LIU1,2, Jian-dong SHENG1,2, Ning LI1,2, Hong-qi WU1,2, Hong-tao JIA1,2, Zong-jiu SUN1,2, Jun-hui CHENG1,2()
Received:
2020-06-16
Revised:
2020-10-19
Online:
2021-07-09
Published:
2021-07-09
Contact:
Jun-hui CHENG
Jing-jing MA, Yun-hua LIU, Jian-dong SHENG, Ning LI, Hong-qi WU, Hong-tao JIA, Zong-jiu SUN, Jun-hui CHENG. Changes of relationships between dominant species and their relative biomass along elevational gradients in Xinjiang grasslands[J]. Acta Prataculturae Sinica, 2021, 30(8): 25-35.
科 Families | 优势种名录 Names of dominant species | 优势种数量Number | 比例Percent (%) |
---|---|---|---|
禾本科Poaceae | 白羊草Bothriochloa ischaemum、稗草Echinochloa crusgalli、冰草Agropyron cristatum、糙隐子草Cleistogenes squarrosa、草地早熟禾Poa pratensis、大麦Hordeum vulgare、东方针茅Stipa orientalis、短花针茅Stipa breviflora、戈壁针茅Stipa tianschanica、狗尾草Setaria viridis、芨芨草Achnatherum splendens、碱茅Puccinellia distans、克氏针茅Stipa krylovii、昆仑针茅Stipa roborowskyi、赖草Leymus secalinus、镰芒针茅Stipa caucasica、芦苇Phragmites australis、披碱草Elymus dahuricus、洽草Koeleria macrantha、三芒草Aristida adscensionis、沙生针茅Stipa glareosa、梯牧草Phleum pratense、无芒雀麦Bromus inermis、无芒隐子草Cleistogenes songorica、西北针茅Stipa sareptana var. krylovii、新疆针茅Stipa sareptana、鸭茅D. glomerata、羊茅Festuca ovina、早熟禾Poa annua、獐毛Aeluropus sinensis、针茅Stipa capillata、紫花针茅Stipa purpurea、醉马草Achnatherum inebrians | 33 | 19.53 |
菊科Compositae | 白茎绢蒿Seriphidium terrae-albae、博洛塔绢蒿Seriphidium borotalense、苍耳Xanthium strumarium、大蓟Cirsium spicatum、大籽蒿Artemisia sieversiana、顶羽菊Acroptilon repens、粉苞菊Chondrilla piptocoma、高山绢蒿Seriphidium rhodanthum、狗娃花Heteropappus hispidus、灌木亚菊Ajania fruticulosa、旱蒿Artemisia xerophytica、花花柴Karelinia caspia、火绒草Leontopodium hayachinense、苦苣菜Sonchus oleraceus、昆仑雪菊Sanvitalia procumbens、蓝刺头Echinops sphaerocephalus、冷蒿Artemisia frigida、莲座蓟Cirsium esculentum、毛叶紫菀木Asterothamnus poliifolius、蒲公英Taraxacum mongolicum、千叶蓍A. millefolium、沙蒿Artemisia desertorum、铁杆蒿Artemisia sacrorum、橐吾Ligularia sibirica、纤细绢蒿Seriphidium gracilescens、小蓟Cirsium arvense var. integrifolium、新疆亚菊Ajania fastigiata、旋覆花Inula japonica、鸦葱Scorzonera austriaca、伊犁绢蒿Seriphidium transiliense | 30 | 17.75 |
藜科Chenopodiaceae | 滨藜Atriplex patens、叉毛蓬Petrosimonia sibirica、刺沙蓬Salsola ruthenica、地肤Kochia scoparia、合头草 Sympegma regelii、木地肤Kochia prostrata、天山猪毛菜Salsola junatovii、驼绒藜Krascheninnikovia ceratoides、虫实Corispermum hyssopifolicem、假木贼Anabasis brevifolia、碱蓬Suaeda glauca、角果藜Ceratocarpus arenarius、藜Chenopodium album、沙蓬Agriophyllum squarrosum、松叶猪毛菜Salsola laricifolia、梭梭Haloxylon ammodendron、小蓬Nanophyton erinaceum、盐角草Salicornia europaea、盐节木Halocnemum strobilaceum、盐生草Halogeton glomeratus、盐穗木Halostachys caspica、盐爪爪Kalidium foliatum、猪毛菜Salsola collina、紫翅猪毛菜Salsola affinis | 24 | 14.20 |
豆科Leguminosae | 白车轴草Trifolium repens、草原锦鸡儿Caragana pumila、甘草Glycyrrhiza uralensis、胡卢巴Trigonella foenum-graecum、黄花苜蓿Medicago falcata、黄芪Astragalus membranaceus、棘豆Oxytropis、锦鸡儿Caragana sinica、苦豆子Sophora alopecuroides、苦马豆Sphaerophysa salsula、骆驼刺Alhagi sparsifolia、三叶草Oxalis rubra、无叶豆Eremosparton、野豌豆Vicia sepium、紫云英Astragalus sinicus | 15 | 8.88 |
蔷薇科Rosaceae | 鹅绒委陵菜Potentilla anserina、二裂委陵菜Potentilla bifurca、委陵菜Potentilla chinensis、西伯利亚羽衣草Alchemilla sibirica、星毛委陵菜Potentilla acaulis、绣线菊Spiraea salicifolia、野草莓Fragaria vesca、羽衣草Alchemilla japonica | 8 | 4.73 |
莎草科Cyperaceae | 白尖苔草Carex oxyleuca、柄囊苔草Carex stipitiutriculata、草原苔草Carex liparocarpos、脚苔草Carex pediformis、嵩草Kobresia myosuroides、苔草Carex、线叶蒿草Kobresia capillifolia | 7 | 4.14 |
唇形科Labiatae | 百里香Thymus mongolicus、薄荷Mentha canadensis、糙苏Phlomis umbrosa、黄芩Scutellaria baicalensis、青兰Dracocephalum ruyschiana、亚洲百里香Thymus serpyllum | 6 | 3.55 |
石蒜科Amaryllidaceae | 葱Allium fistulosum、碱韭Allium polyrhizum、沙葱Allium mongolicum、野葱Allium chrysanthum、野韭菜Allium ramosum | 5 | 2.96 |
蓼科Polygonaceae | 萹蓄Polygonum aviculare、水蓼Polygonum hydropiper、酸模Rumex acetosa、珠芽蓼Polygonum viviparum | 4 | 2.37 |
十字花科Cruciferae | 大蒜芥Sisymbrium altissimum、独行菜Lepidium apetalum、甘蓝Brassica oleracea、群心菜Cardaria draba | 4 | 2.37 |
蒺藜科Zygophyllaceae | 霸王Zygophyllum xanthoxylon、白刺Nitraria tangutorum、蒺藜Tribulus terrestris | 3 | 1.78 |
列当科Orobanchaceae | 列当Orobanche coerulescens、马先蒿Pedicularis、肉苁蓉Cistanche deserticola | 3 | 1.78 |
茜草科Rubiaceae | 车轴草Galium odoratum、拉拉藤Galium aparine、蓬子菜Galium verum | 3 | 1.78 |
白花丹科Plumbaginaceae | 补血草Limonium sinense、珊瑚补血草Limonium coralloides | 2 | 1.18 |
景天科Crassulaceae | 景天Hylotelephium erythrostictum、瓦松Orostachys fimbriata | 2 | 1.18 |
桔梗科Campanulaceae | 风铃草Campanula medium、聚花风铃草Campanula glomerata | 2 | 1.18 |
麻黄科Ephedraceae | 麻黄Ephedra sinica、蛇麻黄Ephedra distachya | 2 | 1.18 |
木贼科Equisetaceae | 节节木Arthrophytum Schrenk、木贼Equisetum hyemale | 2 | 1.18 |
伞形科Umbelliferae | 阿魏Ferula、泽芹Sium suave | 2 | 1.18 |
白刺科Nitrariaceae | 骆驼蓬Peganum harmala | 1 | 0.59 |
报春花科Primulaceae | 点地梅Androsace umbellata | 1 | 0.59 |
车前科Plantaginaceae | 车前草Plantago major | 1 | 0.59 |
大戟科Euphorbiaceae | 大戟Euphorbia pekinensis | 1 | 0.59 |
大麻科Cannabaceae | 大麻Cannabis sativa | 1 | 0.59 |
夹竹桃科Apocynaceae | 罗布麻Apocynum venetum | 1 | 0.59 |
龙胆科Gentianaceae | 龙胆Gentiana scabra | 1 | 0.59 |
牻牛儿苗科Geraniaceae | 老鹳草Geranium wilfordii | 1 | 0.59 |
毛茛科Ranunculaceae | 唐松草Thalictrum aquilegiifolium | 1 | 0.59 |
旋花科Convolvulaceae | 田旋花Convolvulus arvensis | 1 | 0.59 |
鸢尾科Iridaceae | 鸢尾Iris tectorum | 1 | 0.59 |
紫草科Boraginaceae | 琉璃草Cynoglossum zeylanicum | 1 | 0.59 |
Table 1 Names, number and percent of dominant species to total dominant species at family level
科 Families | 优势种名录 Names of dominant species | 优势种数量Number | 比例Percent (%) |
---|---|---|---|
禾本科Poaceae | 白羊草Bothriochloa ischaemum、稗草Echinochloa crusgalli、冰草Agropyron cristatum、糙隐子草Cleistogenes squarrosa、草地早熟禾Poa pratensis、大麦Hordeum vulgare、东方针茅Stipa orientalis、短花针茅Stipa breviflora、戈壁针茅Stipa tianschanica、狗尾草Setaria viridis、芨芨草Achnatherum splendens、碱茅Puccinellia distans、克氏针茅Stipa krylovii、昆仑针茅Stipa roborowskyi、赖草Leymus secalinus、镰芒针茅Stipa caucasica、芦苇Phragmites australis、披碱草Elymus dahuricus、洽草Koeleria macrantha、三芒草Aristida adscensionis、沙生针茅Stipa glareosa、梯牧草Phleum pratense、无芒雀麦Bromus inermis、无芒隐子草Cleistogenes songorica、西北针茅Stipa sareptana var. krylovii、新疆针茅Stipa sareptana、鸭茅D. glomerata、羊茅Festuca ovina、早熟禾Poa annua、獐毛Aeluropus sinensis、针茅Stipa capillata、紫花针茅Stipa purpurea、醉马草Achnatherum inebrians | 33 | 19.53 |
菊科Compositae | 白茎绢蒿Seriphidium terrae-albae、博洛塔绢蒿Seriphidium borotalense、苍耳Xanthium strumarium、大蓟Cirsium spicatum、大籽蒿Artemisia sieversiana、顶羽菊Acroptilon repens、粉苞菊Chondrilla piptocoma、高山绢蒿Seriphidium rhodanthum、狗娃花Heteropappus hispidus、灌木亚菊Ajania fruticulosa、旱蒿Artemisia xerophytica、花花柴Karelinia caspia、火绒草Leontopodium hayachinense、苦苣菜Sonchus oleraceus、昆仑雪菊Sanvitalia procumbens、蓝刺头Echinops sphaerocephalus、冷蒿Artemisia frigida、莲座蓟Cirsium esculentum、毛叶紫菀木Asterothamnus poliifolius、蒲公英Taraxacum mongolicum、千叶蓍A. millefolium、沙蒿Artemisia desertorum、铁杆蒿Artemisia sacrorum、橐吾Ligularia sibirica、纤细绢蒿Seriphidium gracilescens、小蓟Cirsium arvense var. integrifolium、新疆亚菊Ajania fastigiata、旋覆花Inula japonica、鸦葱Scorzonera austriaca、伊犁绢蒿Seriphidium transiliense | 30 | 17.75 |
藜科Chenopodiaceae | 滨藜Atriplex patens、叉毛蓬Petrosimonia sibirica、刺沙蓬Salsola ruthenica、地肤Kochia scoparia、合头草 Sympegma regelii、木地肤Kochia prostrata、天山猪毛菜Salsola junatovii、驼绒藜Krascheninnikovia ceratoides、虫实Corispermum hyssopifolicem、假木贼Anabasis brevifolia、碱蓬Suaeda glauca、角果藜Ceratocarpus arenarius、藜Chenopodium album、沙蓬Agriophyllum squarrosum、松叶猪毛菜Salsola laricifolia、梭梭Haloxylon ammodendron、小蓬Nanophyton erinaceum、盐角草Salicornia europaea、盐节木Halocnemum strobilaceum、盐生草Halogeton glomeratus、盐穗木Halostachys caspica、盐爪爪Kalidium foliatum、猪毛菜Salsola collina、紫翅猪毛菜Salsola affinis | 24 | 14.20 |
豆科Leguminosae | 白车轴草Trifolium repens、草原锦鸡儿Caragana pumila、甘草Glycyrrhiza uralensis、胡卢巴Trigonella foenum-graecum、黄花苜蓿Medicago falcata、黄芪Astragalus membranaceus、棘豆Oxytropis、锦鸡儿Caragana sinica、苦豆子Sophora alopecuroides、苦马豆Sphaerophysa salsula、骆驼刺Alhagi sparsifolia、三叶草Oxalis rubra、无叶豆Eremosparton、野豌豆Vicia sepium、紫云英Astragalus sinicus | 15 | 8.88 |
蔷薇科Rosaceae | 鹅绒委陵菜Potentilla anserina、二裂委陵菜Potentilla bifurca、委陵菜Potentilla chinensis、西伯利亚羽衣草Alchemilla sibirica、星毛委陵菜Potentilla acaulis、绣线菊Spiraea salicifolia、野草莓Fragaria vesca、羽衣草Alchemilla japonica | 8 | 4.73 |
莎草科Cyperaceae | 白尖苔草Carex oxyleuca、柄囊苔草Carex stipitiutriculata、草原苔草Carex liparocarpos、脚苔草Carex pediformis、嵩草Kobresia myosuroides、苔草Carex、线叶蒿草Kobresia capillifolia | 7 | 4.14 |
唇形科Labiatae | 百里香Thymus mongolicus、薄荷Mentha canadensis、糙苏Phlomis umbrosa、黄芩Scutellaria baicalensis、青兰Dracocephalum ruyschiana、亚洲百里香Thymus serpyllum | 6 | 3.55 |
石蒜科Amaryllidaceae | 葱Allium fistulosum、碱韭Allium polyrhizum、沙葱Allium mongolicum、野葱Allium chrysanthum、野韭菜Allium ramosum | 5 | 2.96 |
蓼科Polygonaceae | 萹蓄Polygonum aviculare、水蓼Polygonum hydropiper、酸模Rumex acetosa、珠芽蓼Polygonum viviparum | 4 | 2.37 |
十字花科Cruciferae | 大蒜芥Sisymbrium altissimum、独行菜Lepidium apetalum、甘蓝Brassica oleracea、群心菜Cardaria draba | 4 | 2.37 |
蒺藜科Zygophyllaceae | 霸王Zygophyllum xanthoxylon、白刺Nitraria tangutorum、蒺藜Tribulus terrestris | 3 | 1.78 |
列当科Orobanchaceae | 列当Orobanche coerulescens、马先蒿Pedicularis、肉苁蓉Cistanche deserticola | 3 | 1.78 |
茜草科Rubiaceae | 车轴草Galium odoratum、拉拉藤Galium aparine、蓬子菜Galium verum | 3 | 1.78 |
白花丹科Plumbaginaceae | 补血草Limonium sinense、珊瑚补血草Limonium coralloides | 2 | 1.18 |
景天科Crassulaceae | 景天Hylotelephium erythrostictum、瓦松Orostachys fimbriata | 2 | 1.18 |
桔梗科Campanulaceae | 风铃草Campanula medium、聚花风铃草Campanula glomerata | 2 | 1.18 |
麻黄科Ephedraceae | 麻黄Ephedra sinica、蛇麻黄Ephedra distachya | 2 | 1.18 |
木贼科Equisetaceae | 节节木Arthrophytum Schrenk、木贼Equisetum hyemale | 2 | 1.18 |
伞形科Umbelliferae | 阿魏Ferula、泽芹Sium suave | 2 | 1.18 |
白刺科Nitrariaceae | 骆驼蓬Peganum harmala | 1 | 0.59 |
报春花科Primulaceae | 点地梅Androsace umbellata | 1 | 0.59 |
车前科Plantaginaceae | 车前草Plantago major | 1 | 0.59 |
大戟科Euphorbiaceae | 大戟Euphorbia pekinensis | 1 | 0.59 |
大麻科Cannabaceae | 大麻Cannabis sativa | 1 | 0.59 |
夹竹桃科Apocynaceae | 罗布麻Apocynum venetum | 1 | 0.59 |
龙胆科Gentianaceae | 龙胆Gentiana scabra | 1 | 0.59 |
牻牛儿苗科Geraniaceae | 老鹳草Geranium wilfordii | 1 | 0.59 |
毛茛科Ranunculaceae | 唐松草Thalictrum aquilegiifolium | 1 | 0.59 |
旋花科Convolvulaceae | 田旋花Convolvulus arvensis | 1 | 0.59 |
鸢尾科Iridaceae | 鸢尾Iris tectorum | 1 | 0.59 |
紫草科Boraginaceae | 琉璃草Cynoglossum zeylanicum | 1 | 0.59 |
草地类型Grassland type | 优势种及其出现频次(样方数) Names and frequency of dominant species (number of quadrat) | 数量Number |
---|---|---|
低平地草甸LM | 芦苇P. australis(104)、芨芨草A. splendens(9)、甘草G. uralensis(8)、花花柴K. caspia(7)、苦豆子S. alopecuroides(5)、罗布麻A. venetum(5)、骆驼刺A. sparsifolia(5) | 7 |
高寒草甸AM | 珠芽蓼P. viviparum(6)、紫花针茅S. purpurea(5) | 2 |
高寒草原AS | 针茅S. capillata(30)、紫花针茅S. purpurea(14)、苔草Carex(13)、冰草A. cristatum(7)、黄芪A. membranaceus(7)、赖草L. secalinus(5) | 6 |
山地草甸MM | 千叶蓍A. millefolium(9)、早熟禾P. annua(8)、苔草Carex(5) | 3 |
温性草甸草原TMS | 针茅S. capillata(13)、羊茅F. ovina(11)、千叶蓍A. millefolium(8)、棘豆Oxytropis(7)、唐松草T. aquilegiifolium(7)、野草莓F. vesca(7)、委陵菜P. chinensis(6)、早熟禾P. annua(6)、苔草Carex(5)、铁杆蒿A. sacrorum(5) | 10 |
温性草原化荒漠SD | 针茅S. capillata(26)、假木贼A. brevifolia(14)、木地肤K. prostrata(11)、沙生针茅S. glareosa(16)、羊茅F. ovina(10)、昆仑针茅S. roborowskyi(8)、小蓬N. erinaceum(8)、博洛塔绢蒿S. borotalense(7)、芨芨草A. splendens(5)、镰芒针茅S. caucasica(5)、驼绒藜K. ceratoides(5)、纤细绢蒿S. gracilescens(5)、野韭菜A. ramosum(5)、早熟禾P. annua(5)、猪毛菜S. collina(5) | 15 |
温性草原TS | 针茅S. capillata(91)、羊茅F. ovina(73)、苔草Carex(62)、冷蒿A. frigida(32)、冰草A. cristatum(29)、白羊草B. ischaemum(26)、早熟禾P. annua(24)、狗娃花H. hispidus(21)、瓦松O. fimbriata(20)、委陵菜P. chinensis(19)、萹蓄P. aviculare(11)、黄芪A. membranaceus(10)、博洛塔绢蒿S. borotalense(9)、棘豆Oxytropis(9)、苦豆子S. alopecuroides(9)、星毛委陵菜P. acaulis(9)、赖草L. secalinus(7)、蒲公英T. mongolicum(7)、西北针茅S. sareptana var. krylovii(5)、野韭菜A. ramosum(5) | 20 |
温性荒漠草原TDS | 针茅S. capillata(81)、沙生针茅S. glareosa(44)、苔草Carex(35)、羊茅F. ovina(35)、无芒隐子草C. songorica(49)、博洛塔绢蒿S. borotalense(31)、狗娃花H. hispidus(27)、假木贼A. brevifolia(22)、木地肤K. prostrata(20)、角果藜C. arenarius(19)、猪毛菜S. collina(19)、短花针茅S. breviflora(18)、芨芨草A. splendens(18)、新疆亚菊A. fastigiate(16)、昆仑针茅S. roborowskyi(15)、戈壁针茅S. tianschanica(14)、高山绢蒿S. rhodanthum(13)、狗尾草S. viridis(13)、冰草A. cristatum(10)、黄芪A. membranaceus(10)、小蓬N. erinaceum(10)、冷蒿A. frigida(7)、麻黄E. sinica(7)、新疆针茅S. sareptana(7)、早熟禾P. annua(7)、叉毛蓬P. sibirica(6)、藜C. album(6)、镰芒针茅S. caucasica(6)、驼绒藜K. ceratoides(6)、沙葱A. mongolicum(5) | 31 |
温性荒漠TD | 角果藜C. arenarius(74)、猪毛菜S. collina(63)、假木贼A. brevifolia(44)、叉毛蓬P. sibirica(37)、博洛塔绢蒿S. borotalense(34)、针茅S. capillata(31)、白茎绢蒿S. terrae-albae(29)、小蓬N. erinaceum(23)、木地肤K. prostrata(22)、伊犁绢蒿S. transiliense(15)、盐生草H. glomeratus(14)、旱蒿A. xerophytica(9)、驼绒藜K. ceratoides(9)、补血草L. sinense(7)、藜C. album(7)、盐爪爪K. foliatum(7)、刺沙蓬S. ruthenica(5)、狗尾草S. viridis(5)、骆驼蓬P. harmala(5)、马先蒿Pedicularis(5)、沙蓬A. squarrosum(5)、盐角草S. europaea(5)、早熟禾P. annua(5) | 23 |
Table 2 Names and frequency of dominant species for each grassland type
草地类型Grassland type | 优势种及其出现频次(样方数) Names and frequency of dominant species (number of quadrat) | 数量Number |
---|---|---|
低平地草甸LM | 芦苇P. australis(104)、芨芨草A. splendens(9)、甘草G. uralensis(8)、花花柴K. caspia(7)、苦豆子S. alopecuroides(5)、罗布麻A. venetum(5)、骆驼刺A. sparsifolia(5) | 7 |
高寒草甸AM | 珠芽蓼P. viviparum(6)、紫花针茅S. purpurea(5) | 2 |
高寒草原AS | 针茅S. capillata(30)、紫花针茅S. purpurea(14)、苔草Carex(13)、冰草A. cristatum(7)、黄芪A. membranaceus(7)、赖草L. secalinus(5) | 6 |
山地草甸MM | 千叶蓍A. millefolium(9)、早熟禾P. annua(8)、苔草Carex(5) | 3 |
温性草甸草原TMS | 针茅S. capillata(13)、羊茅F. ovina(11)、千叶蓍A. millefolium(8)、棘豆Oxytropis(7)、唐松草T. aquilegiifolium(7)、野草莓F. vesca(7)、委陵菜P. chinensis(6)、早熟禾P. annua(6)、苔草Carex(5)、铁杆蒿A. sacrorum(5) | 10 |
温性草原化荒漠SD | 针茅S. capillata(26)、假木贼A. brevifolia(14)、木地肤K. prostrata(11)、沙生针茅S. glareosa(16)、羊茅F. ovina(10)、昆仑针茅S. roborowskyi(8)、小蓬N. erinaceum(8)、博洛塔绢蒿S. borotalense(7)、芨芨草A. splendens(5)、镰芒针茅S. caucasica(5)、驼绒藜K. ceratoides(5)、纤细绢蒿S. gracilescens(5)、野韭菜A. ramosum(5)、早熟禾P. annua(5)、猪毛菜S. collina(5) | 15 |
温性草原TS | 针茅S. capillata(91)、羊茅F. ovina(73)、苔草Carex(62)、冷蒿A. frigida(32)、冰草A. cristatum(29)、白羊草B. ischaemum(26)、早熟禾P. annua(24)、狗娃花H. hispidus(21)、瓦松O. fimbriata(20)、委陵菜P. chinensis(19)、萹蓄P. aviculare(11)、黄芪A. membranaceus(10)、博洛塔绢蒿S. borotalense(9)、棘豆Oxytropis(9)、苦豆子S. alopecuroides(9)、星毛委陵菜P. acaulis(9)、赖草L. secalinus(7)、蒲公英T. mongolicum(7)、西北针茅S. sareptana var. krylovii(5)、野韭菜A. ramosum(5) | 20 |
温性荒漠草原TDS | 针茅S. capillata(81)、沙生针茅S. glareosa(44)、苔草Carex(35)、羊茅F. ovina(35)、无芒隐子草C. songorica(49)、博洛塔绢蒿S. borotalense(31)、狗娃花H. hispidus(27)、假木贼A. brevifolia(22)、木地肤K. prostrata(20)、角果藜C. arenarius(19)、猪毛菜S. collina(19)、短花针茅S. breviflora(18)、芨芨草A. splendens(18)、新疆亚菊A. fastigiate(16)、昆仑针茅S. roborowskyi(15)、戈壁针茅S. tianschanica(14)、高山绢蒿S. rhodanthum(13)、狗尾草S. viridis(13)、冰草A. cristatum(10)、黄芪A. membranaceus(10)、小蓬N. erinaceum(10)、冷蒿A. frigida(7)、麻黄E. sinica(7)、新疆针茅S. sareptana(7)、早熟禾P. annua(7)、叉毛蓬P. sibirica(6)、藜C. album(6)、镰芒针茅S. caucasica(6)、驼绒藜K. ceratoides(6)、沙葱A. mongolicum(5) | 31 |
温性荒漠TD | 角果藜C. arenarius(74)、猪毛菜S. collina(63)、假木贼A. brevifolia(44)、叉毛蓬P. sibirica(37)、博洛塔绢蒿S. borotalense(34)、针茅S. capillata(31)、白茎绢蒿S. terrae-albae(29)、小蓬N. erinaceum(23)、木地肤K. prostrata(22)、伊犁绢蒿S. transiliense(15)、盐生草H. glomeratus(14)、旱蒿A. xerophytica(9)、驼绒藜K. ceratoides(9)、补血草L. sinense(7)、藜C. album(7)、盐爪爪K. foliatum(7)、刺沙蓬S. ruthenica(5)、狗尾草S. viridis(5)、骆驼蓬P. harmala(5)、马先蒿Pedicularis(5)、沙蓬A. squarrosum(5)、盐角草S. europaea(5)、早熟禾P. annua(5) | 23 |
成对物种Species pair | 相关系数Correlation coefficients | P值P values |
---|---|---|
羊茅-星毛委陵菜 F. ovina-P. acaulis | 0.96 | 0.0079 |
博洛塔绢蒿-针茅 S. borotalense-S. capillata | -0.48 | 0.0229 |
博洛塔绢蒿-叉毛蓬 S. borotalense-P. sibirica | -0.91 | 0.0111 |
博洛塔绢蒿-角果藜 S. borotalense-C. arenarius | -0.77 | 0.0013 |
博洛塔绢蒿-苔草 S. borotalense-Carex | -0.56 | 0.0384 |
角果藜-白茎绢蒿 C. arenarius-S. terrae-albae | -0.89 | 0.0421 |
角果藜-伊犁绢蒿 C. arenarius-S. transiliense | -0.97 | 0.0015 |
角果藜-猪毛菜 C. arenarius-S. collina | -0.80 | 0.0160 |
针茅-假木贼 S. capillata-A. brevifolia | -0.84 | 0.0003 |
针茅-委陵菜 S. capillata-P. chinensis | -0.44 | 0.0370 |
白羊草-苦豆子 B. ischaemum-S. alopecuroides | -0.95 | 0.0008 |
羊茅-赖草 F. ovina-L. secalinus | -0.83 | 0.0196 |
花花柴-芦苇 K. caspia-P. australis | -0.81 | 0.0255 |
戈壁针茅-新疆亚菊 S. tianschanica-A. fastigiate | -0.95 | 0.0105 |
戈壁针茅-猪毛菜 S. tianschanica-S. collina | -0.99 | <0.0001 |
唐松草-早熟禾 T. aquilegiifolium-P. annua | -0.94 | 0.0192 |
木地肤-纤细绢蒿 K. prostrata-S. gracilescens | -0.99 | 0.0001 |
木地肤-小蓬 K. prostrata-N. erinaceum | -0.93 | 0.0235 |
木地肤-苔草 K. prostrata-Carex | -0.70 | 0.0076 |
Table 3 Correlation coefficients of relative biomass among coexisted dominant species
成对物种Species pair | 相关系数Correlation coefficients | P值P values |
---|---|---|
羊茅-星毛委陵菜 F. ovina-P. acaulis | 0.96 | 0.0079 |
博洛塔绢蒿-针茅 S. borotalense-S. capillata | -0.48 | 0.0229 |
博洛塔绢蒿-叉毛蓬 S. borotalense-P. sibirica | -0.91 | 0.0111 |
博洛塔绢蒿-角果藜 S. borotalense-C. arenarius | -0.77 | 0.0013 |
博洛塔绢蒿-苔草 S. borotalense-Carex | -0.56 | 0.0384 |
角果藜-白茎绢蒿 C. arenarius-S. terrae-albae | -0.89 | 0.0421 |
角果藜-伊犁绢蒿 C. arenarius-S. transiliense | -0.97 | 0.0015 |
角果藜-猪毛菜 C. arenarius-S. collina | -0.80 | 0.0160 |
针茅-假木贼 S. capillata-A. brevifolia | -0.84 | 0.0003 |
针茅-委陵菜 S. capillata-P. chinensis | -0.44 | 0.0370 |
白羊草-苦豆子 B. ischaemum-S. alopecuroides | -0.95 | 0.0008 |
羊茅-赖草 F. ovina-L. secalinus | -0.83 | 0.0196 |
花花柴-芦苇 K. caspia-P. australis | -0.81 | 0.0255 |
戈壁针茅-新疆亚菊 S. tianschanica-A. fastigiate | -0.95 | 0.0105 |
戈壁针茅-猪毛菜 S. tianschanica-S. collina | -0.99 | <0.0001 |
唐松草-早熟禾 T. aquilegiifolium-P. annua | -0.94 | 0.0192 |
木地肤-纤细绢蒿 K. prostrata-S. gracilescens | -0.99 | 0.0001 |
木地肤-小蓬 K. prostrata-N. erinaceum | -0.93 | 0.0235 |
木地肤-苔草 K. prostrata-Carex | -0.70 | 0.0076 |
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