On the Field Shapes and its Management Inscribed in Qin's Bamboo Slats

According to the agricultural information preserved in the inscribed bamboo slips from the tomb of Qin dynasty,this paper makes a thorough research on the shapes of fields and farmland management as carried in Qin Dynasty's bamboo slats,combined with literature handed down and the unearthed slats from the Warring States and Han Dynasty,in the hope of helping the agricultural research community make a reasonable use of these information.