| |||
倾群; 单向演变群 | |||
渐变群单向渐变群 | |||
梯度种; 生态群 | |||
渐变群 | |||
单向渐变群 | |||
| |||
群系纲 (丹麦 C. Raunkiaer(1918)对植被分类的高级单位) |
cline : 20 phrases in 10 subjects |
Agriculture | 5 |
Animal husbandry | 1 |
Architecture | 1 |
Bridge construction | 1 |
Desert science | 1 |
Drilling | 1 |
Engineering geology | 1 |
Genetics | 5 |
Oil / petroleum | 1 |
Technology | 3 |