西南地区草地群落灌木植物盖度对生态系统碳库的影响

薛晶月,王丽华,谢雨,高景,贺俊东,吴彦

Effect of shrub coverage on grassland ecosystem carbon pool in southwestern China

XUE Jing-Yue,WANG Li-Hua,XIE Yu,GAO Jing,HE Jun-Dong,WU Yan

表2 西南地区不同灌木植物盖度样地的草地类型及主要物种

Table 2 Grassland types and main species in grassland with different shrub coverage levels in southwestern China

灌木植物盖度 Shrub coverage 样地编号 Plots No. 草地类型 Vegetation types 主要物种 Main species I 2, 5, 11, 13, 16, 20, 21, 23, 24, 30, 33, 34, 35, 37, 38, 39, 40, 41 暖性草丛, 白茅型 Warm-temperate tussock, Imperata cylindrica grassland type 白茅、荩草、车前、老鹳草、小蓬草、天名精 Imperata cylindrica, Arthraxon hispidus, Plantago asiatica, Geranium wilfordii, Conyza canadensis, Carpesium abrotanoides II 1, 3, 4, 8, 9, 10, 12, 14, 15, 17, 18, 19, 22, 25, 27, 29, 31, 32 热性灌草丛, 具灌木的扭黄茅型 Tropical shrub tussock, Heteropogon contortus grassland type 车桑子、川滇绣线菊、野蔷薇、马桑、扭黄茅、野古草属植物 Dodonaea viscosa, Spiraea schneideriana, Rosa multiflora, Coriaria nepalensis, Heteropogon contortus, Arundinella spp. III 6, 7, 26, 28, 36 暖性灌草丛, 具灌木的荩草型Warm-temperate shrub tussock, Arthraxon hispidus grassland type 车桑子、川滇绣线菊、野蔷薇、火棘、蜡莲绣球、悬钩子属植物、车前、风轮菜、荩草、老鹳草 Dodonaea viscosa, Spiraea schneideriana, Rosa multiflora, Pyracantha fortuneana, Hydrangea strigosa, Rubus ssp., Plantago asiatica, Clinopodium chinense, Arthraxon hispidus, Geranium wilfordii