北方草地及农牧交错区草地植被碳储量及其影响因素

辛晓平,丁蕾,程伟,朱晓昱,陈宝瑞,刘钟龄,何广礼,青格勒,杨桂霞,唐华俊

Biomass Carbon Storage and Its Effect Factors in Steppe and Agro-Pastoral Ecotones in Northern China

XIN XiaoPing,DING Lei,CHENG Wei,ZHU XiaoYu,CHEN BaoRui,LIU ZhongLing,HE GuangLi,QING GeLe,YANG GuiXia,TANG HuaJun

表1 不同草地类型的植被碳密度和碳储量

Table 1 Carbon density and carbon storage of different grassland types

草地类型 Grassland Type	面积 Area (×10⁴km²)	碳密度 Carbon density (g C·m^-2)			碳储量 Carbon storage (Tg)
草地类型 Grassland Type	面积 Area (×10⁴km²)	地上AGB	地下BGB	总量Total	地上AGB	地下BGB	总量Total
TMS	14.13	65.46	582.44	647.90	9.25	82.30	91.54
TS	36.04	38.65	341.04	379.69	13.93	122.92	136.85
TDS	13.59	29.27	255.00	284.27	3.98	34.66	38.64
TD	32.36	19.02	151.01	170.03	6.16	48.87	55.03
LM	11.80	47.50	662.64	710.14	5.60	78.17	83.77
MM	2.11	67.92	365.99	433.91	1.43	7.71	9.15
AM	1.96	38.43	1456.2	1494.62	0.75	28.60	29.36
AS	1.58	17.31	482.71	500.02	0.27	7.63	7.90
Other	1.70	67.31	443.07	510.38	1.15	7.55	8.70
Total	115.28	36.89	362.95	399.84	42.52	418.42	460.94