| Subject | German | Dutch |
| agric. | echter Humus | oplosbaar humus |
| nat.sc., chem. | eumycetischer Humus | eumycetische humus |
| nat.sc., chem. | flockiger Humus | vlokkige humus |
| life.sc., agric. | Humus-Gleyboden | humus-gley-grond |
| life.sc., agric. | Humus-Verbindung | humusverbinding |
| life.sc., agric. | Humus-Verbindung | humusbestanddeel |
| life.sc., agric. | leicht zersetzbarer Humus | instabiele humus |
| life.sc., agric. | leicht zersetzbarer Humus | onstabiele humus |
| life.sc., agric. | leicht zersetzbarer Humus | voedingshumus |
| agric. | loeslicher Humus | oplosbaar humus |
| life.sc. | milder Humus | mull |
| life.sc. | milder Humus | milde humus |
| life.sc., agric. | saurer Humus | mor |
| life.sc., agric. | saurer Humus | ruwe humus |
| nat.sc., chem. | semiterrestrischer zoogener Humus | semi-terrestrische zoögene humus |