A treatise on the culture and management of fruit trees : in which a new method of pruning and training is fully described : together with observations on the diseases, defects and injuries, in all kinds of fruit and forest trees, as also, an account of a particular method of cure, made public by order of the British government / by William Forsyth : to which are added an introduction and notes, adapting the rules of the treatise to the climates and seasons of the United States of America, by William Cobbett.