In 2011,the maize grain yield got to 16200 kg/hm²（1085 kg/667 m²） in the field of farmer Liu Xingjun,Shuanghe Town,Lishu County,central of Jilin Province.This indicated the yield potential of maize in this area was enormous.The main maize cultural techniques were summaried,which include high-yielding cultivars,raising soil quality by applying organic manure,increasing planting density,getting all seedling tidy,soil analysis-based fertilizer recommendation,drip irrigation and fertilization at grain filling stage,chemical control of corn borers,applying plant growth regulator to control plant lodging,delayed harvest,etc.