The present invention researches into a kind of method for cultivating crops in the field with controlled moisture and preserved temp., the main feature of which is to excavate the open space between two east-west running crop lines into arch, the manure, water and farm chemicals are applied in the arch field, which is covered with film. Compared with the methods now used, the said invention has such advantages as easy management, low cost and better effects of moisture control, thermal preserving and yield ensuring. |