About 55% of the whole is under tillage, while 16% consists of meadow and pasture and 21% is covered by forests.
When the last were abundant, it seems to be an indication that tillage was practised.
During the two years of his residence in Walden woods he lived by the exercise of a little surveying, a little job-work and the tillage of a few acres of ground which produced him his beans and potatoes.
Tillage is conducted on very primitive methods.
The area of land under tillage is less than a twentieth of the whole surface, the crop most extensively grown being maize or " mealies."