Form of the ridges before manuring.
The tops of the ridges about 2 inches broad, a. a. a.
Intervals of 24 inches from one a to another.
Depths about 12 inches from a to b.
Furrows where the manure is deposited, b. b. b.
The tops of the ridges about 2 inches broad, a. a. a.
Intervals of 24 inches from one a to another.
Depths about 12 inches from a to b.
Furrows where the manure is deposited, b. b. b.