| English | eng-000 |
| land betterment | |
| 普通话 | cmn-000 | 土地改良 |
| 普通话 | cmn-000 | 土壤改良 |
| English | eng-000 | amelioration of soils |
| English | eng-000 | betterment of land |
| English | eng-000 | land improvement |
| English | eng-000 | land reclamation |
| English | eng-000 | reclamation |
| English | eng-000 | soil amelioration |
| English | eng-000 | soil amendment |
| English | eng-000 | soil improvement |
| English | eng-000 | soil reclamation |
| русский | rus-000 | мелиорация |