降水变化对内蒙古典型草原地上生物量的影响

苗百岭,梁存柱,史亚博,梁茂伟,刘钟龄

Temporal changes in precipitation altered aboveground biomass in a typical steppe in Nei Mongol, China

MIAO Bai-Ling,LIANG Cun-Zhu,SHI Ya-Bo,LIANG Mao-Wei,LIU Zhong-Ling

表3 内蒙古锡林郭勒典型草原羊草样地降水等级划分标准

Table 3 Precipitation level for type I-VIII at our study sites in the typical steppe grassland of Xilin Gol, Nei Mongol

编号 ID 日降水量 Daily precipitation (mm) 降水等级 Precipitation grade I 0.1-5 小雨/小雪-中雪 Light rain/Light snow-Moderate snow II 5-10 小雨/中雪-大雪 Light rain/Moderate snow-Heavy snow III 10-15 中雨/暴雪 Moderate rain/Torrential snow IV 15-20 中雨/暴雪 Moderate rain/Torrential snow V 20-25 中雨/暴雪-大暴雪 Moderate rain/Torrential snow-Snowstorm VI 25-30 大雨/大暴雪 Heavy rain/Snowstorm VII 30-35 大雨/大暴雪 Heavy rain/Snowstorm VIII >35 大雨-暴雨/大暴雪-特大暴雪 Heavy rain-Torrential rain/Snowstorm- Historical extreme snow