| |||
土壤改良 (amelioratio) | |||
改正 | |||
提高产量 | |||
转佳 | |||
土壤改良 | |||
改进; 提高 | |||
改良; 改善 | |||
修正 |
amelioration: 35 phrases in 12 subjects |
Agriculture | 9 |
Animal husbandry | 1 |
China | 2 |
Desert science | 3 |
Earth sciences | 2 |
Ecology | 1 |
Economy | 3 |
Engineering geology | 1 |
Hydroelectric power stations | 3 |
Management | 1 |
Medical | 1 |
Technology | 8 |