A short and practical essay, on farming: [electronic resource] : being the experience of a farmer, of about sixty years of age; near forty years of which were spent in England, Essex County, on land where farming is done in the greatest perfection: and near seven years on three hundred and twenty acres of worn out land in Pottsgrove and Alloway Creek, in Salem County, West Jersey: shewing the means whereby these worn out lands may be improved; and that the means are in the power of almost every farmer