石羊河流域人工防护林碳效益估算

王新友, 马全林, 王耀琳

Carbon benefits evaluation of the artificial shelter forest in the Shiyanghe River Basin

Xinyou Wang, Quanlin Ma, Yaolin Wang

表3 石羊河流域绿洲防护林碳效益随种植年限(0~50 a)的动态变化

Table 3 The fluctuation of carbon benefits in man-made farmland shelterbelt over 0-50 years in Shiyang River Basin

种植年限/a 总碳储量/Mg 碳密度/(Mg·hm-2) 固碳速率/(Mg·hm-2·a-1) 不确定度/% 10 -730 934 -60 -6.00 23 20 -1 461 874 -120 -6.00 18 30 -1 983 658 -163 -5.40 17 40 -2 505 442 -206 -5.20 17 50 -3 027 228 -249 -5.00 17