Tull argues that plants feed on fine particles of soil, and that repeated tillage between rows of crops sown by drill feeds them better than dung. Chapter by chapter he treats roots and leaves, manure, weeds, turnips, wheat, smut, blight and sainfoin, and describes the drill and horse-hoe he built to put his method into practice.
A landmark of the British Agricultural Revolution, with a stubborn, opinionated author behind it. Download the free EPUB.