On a sweet potato slip or plant, there are two simple parts: the roots and the bud or the green part that grows above ground. The roots are obvious.
planting cover crops
Afforestation
Depending on the type of slip cover there can be many different washing instructions. You will need to follow the instructions for your specific cover to insure your cover won't get ruined.
looking at the screws with the cover off and the screws at the top the left is the stop pump screw and the right is the start pump the underside of the cover has detailed instructions
Cover crops, planting in swirvy lines, or plant in a greenhouse! ; )
Oil its surface, cover, and bake
Rainfall can be induced in the Guinea Savannah by planting more vegetation cover.
plant then first plant then first
The earth can be protected by plating of more vegetation and cover crops. Examples planting of trees.
potato
conservation plowing or "no till"
Follow the Youtube instructions.