玉米是来宾市兴宾区的主要粮食作物之一,常年播种面积约35万亩,占全区粮食总播面积的23.5%,总产量986.2万kg,占粮食总产量的27.5%。长期以来,本区玉米栽培技术单一,习惯于两犁两耙的耕作方式,为了探讨免耕技术在玉米栽培上的可行性,提高玉米产量,减少生产成本,2004年本区农业技 Corn is one of the main food crops in Xingbin District of Laibin City. The perennial planting area is about 350,000 mu, accounting for 23.5% of the total grain sowing area of ​​the whole district. The total output is 9.862 million kg, accounting for 27.5% of the total grain output. For a long time, this area has a single corn cultivation technique and is accustomed to the cultivation methods of two harrows. In order to discuss the feasibility of no-till technology on corn cultivation, increase corn yield and reduce production cost,