double digging

noun

1. a method of digging ground in a series of trenches two spits deep, mixing the soil of the bottom spit with manure, and then transferring the soil from the top spit of one trench to the top spit of the preceding one

Example Sentences

If you prefer it you may do this double digging with the plot divided as we divided it for deep trenching.

From Project Gutenberg

The plant requires the best ground that can be provided for it, with double digging and plenty of manure.

From Project Gutenberg

Great part of this is utilised by 'double-digging' of it into the land, three years being required to dig the whole farm.

From Project Gutenberg