| Answer | Crossword Clue |
|---|---|
| moders | MODER, a layer of humus |
| moder | a layer of humus |
| mors | forest humus that forms a layer of largely organic matter distinct from the mineral soil beneath |
| mor | forest humus that forms a layer of largely organic matter distinct from the mineral soil beneath |
| rendzinas | A fertile lime-rich soil with dark humus above a pale soft calcareous layer, typical of grassland on chalk or limestone |
| chernozems | A fertile black soil rich in humus, with a lighter lime-rich layer beneath. Such soils typically occur in temperate grasslands such as the Russian steppes and North American prairies |
