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| land degradation (指由于土地利用或由于一个过程或数种过程的结合，其中包括人类活动和居住方式所造成的过程，导致干旱、半干旱和干亚湿润区域雨浇地、灌溉地或草原、牧场、森林和林地的生物生产力或经济生产力及这一土地复杂性的下降或丧失、这里所指的过程为:①风和/或水所造成的土壤侵蚀; ②土壤的物理化学性质和生物特性或经济特性的退化; ③天然植被长期丧失(《联合国防治荒漠化公约》)); land retirement | |||
| land degeneration | |||
| land deterioration | |||
| land degradation | |||
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| land degradation | |||
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土地 退化 : 18 phrases in 6 subjects |
| Agriculture | 1 |
| Desert science | 2 |
| Ecology | 4 |
| Environment | 1 |
| Soil science | 1 |
| United Nations | 9 |
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