The only chance of success would be the ploughing up all the grazing countries and putting an end almost entirely to the use of animal food.

Yet a part of this scheme might defeat itself.

The soil of England will not produce much without dressing, and cattle seem to be necessary to make that species of manure which best suits the land.

In China it is said that the soil in some of the provinces is so fertile as to produce two crops of rice in the year without dressing.

None of the lands in England will answer to this description.
Difficult, however, as it might be to double the average produce of the island in twenty-five years, let us suppose it effected.