| A | B |
|---|
| Residual | soils formed w/o moving away from original bedrock |
| colluvual | soils produced from fragments that moved from high to lower elevations |
| alluvial | soils deposited by moving waters |
| marine | soils developed from sediments of the seas, where the seas have receded |
| lacustrine | soils developed from parent materials deposited in glacial lakes |
| glacial | soils developed by action of glaciers |
| eolian | soils developed from wind deposits of silt from floodplains, etc |
| nitrogen | promotes vegetative growth |
| phosphorus | is a part of the plants DNA |
| potassium | important for energy transfer |
| clay | smallest soil particle |
| sand | largest soil particle |
