气候因子对青藏高原植被生长的时间效应

刘宁, 彭守璋, 陈云明

Temporal effects of climate factors on vegetation growth on the Qingzang Plateau, China

Ning LIU, Shou-Zhang PENG, Yun-Ming CHEN

表1 青藏高原不同植被类型在4种时间效应下的平均决定系数

Table 1 Average determination coefficients of different vegetation types under assumptions of four time lag accumulation effects on the Qingzang Plateau

土地覆盖类型 Land cover type R2_No R2_Lag R2_Acc R2_Lagacc 常绿针叶林 Evergreen needleleaf forests 0.45 0.46 0.47 0.50 常绿阔叶林 Evergreen broadleaf forests 0.39 0.42 0.43 0.47 落叶阔叶林 Deciduous broadleaf forests 0.41 0.41 0.43 0.46 混交林 Mixed forests 0.45 0.45 0.45 0.49 稀疏灌丛 Sparse shrublands 0.37 0.40 0.41 0.44 木本稀树草原 Woody savannas 0.42 0.43 0.44 0.47 稀树草原 Savannas 0.42 0.41 0.43 0.47 草地 Grasslands 0.40 0.41 0.44 0.47 永久性湿地 Permanent wetlands 0.49 0.48 0.48 0.51 耕地 Croplands 0.40 0.42 0.43 0.47