First ploughed mechanically between 1983 and 1997 a process which included the destruction of the surviving earthworks of substantial ridge and furrow and a medieval moated site (SMR PRN315). SMR file notes from 1985 indicate the laying of land drains at this time in advance of 'imminent ploughing. Ditch filled in and site levelled. Former earthworks showing on 1997 aerial photography as clear soil marks. Invisible legibility of earlier piecemeal enclosure of open field and important moated site.