| Bio1 | 年平均温度 Annual mean temperature |
| Bio2 | 昼夜温差月均值 Mean diurnal range (Mean of monthly (max.temp.–min.temp.)) |
| Bio3 | 昼夜温差与年温差比值 Isothermality (Bio2 / Bio7) (× 100) |
| Bio4 | 温度季节变化 Temperature seasonality (Standard deviation × 100) |
| Bio5 | 最热月份最高温 Max temperature of warmest month |
| Bio6 | 最冷月份最低温 Min temperature of coldest month |
| Bio7 | 年温度变化范围 Temperature annual range (Bio5 - Bio6) |
| Bio8 | 最湿季平均温度 Mean temperature of wettest quarter |
| Bi 9 | 最干季平均温度 Mean temperature of driest quarter |
| Bio10 | 最暖季平均温度 Mean temperature of warmest quarter |
| Bio11 | 最冷季平均温度 Mean temperature of coldest quarter |
| Bio12 | 年均降水量 Annual precipitation |
| Bio13 | 最湿月降水量 Precipitation of wettest month |
| Bio14 | 最干月降水量 Precipitation of driest month |
| Bio15 | 降水量季节性变异系数 Coefficient of variation of precipitation seasonality |
| Bio16 | 最湿季降水量 Precipitation of wettest quarter |
| Bio17 | 最干季降水量 Precipitation of driest quarter |
| Bio18 | 最暖季降水量 Precipitation of warmest quarter |
| Bio19 | 最冷季降水量 Precipitation of coldest quarter |
| Alt | 海拔 Altitude |
| OC | 土壤有机碳 Soil organic carbon |
| TN | 土壤总氮 Soil total N |
| pH | 土壤pH值(以水作为浸出液体) Soil pH value (with water as the leaching liquid) |
| EXK | 土壤可交换钾 Soil exchangeable potassium |
| SAND | 土壤含沙量 Soil sand content |
| GRAV | 土壤碎石含量 Soil gravel content |
| BD | 土壤容重 Soil bulk density |
| VMC1 | 土壤含水量 Soil volumetric water content at -10 kPa |