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