With animal power
The trees in the field have been grubbed.
The farmer uses a
plough drawn by donkeys or oxen.
The work is done better and done
Usually a simple plough is used.
consists of a ploughshare, a mouldboard and two handles.
The ploughshare cuts
a strip of earth.
The mouldboard turns this strip over.
holding the plough
Handles for holding the plough.
Tilling should never bring the subsoil to the surface (see
Booklet No. 4, page 6).
This layer of soil is poor in mineral salts.
this also destroys the soil