| This paper expounds the evolving regulation and developing trend of corn production according to analysis relevant data and statistics and explains the problems and solutions of corn production in Jilin province. The level of corn scientific techniques and cultivation methods is different among history stages .distinct social systems and social background ,and is influenced by the different polices .Com production in Jilin province is promoted or hindered enormously by social political changes.This paper discusses the developing trend of corn production in Jilin province in the fields of its natural conditions, planting area, per unit area yield, total output and density. |