最近两年来,四川省阆中市家庭农场建设有序推进,与农民专业合作社一起,成为新型的农业经营主体。为了使家庭农场在单位面积土地上既有稳定的粮食产量,又有较高的经济效益,阆中市结合当地浅丘地貌的自然条件和农业生产实际,充分挖掘品种、季节的增产潜力,探索总结出莴笋—莴笋—玉米一年三熟高效栽培模式。该模式与过去的小麦—玉米—大豆、小麦—玉米—甘薯模式相比,不仅亩收入超万元,并且使粮食亩产量稳定在500 kg以上,增 In the recent two years, the construction of family farms in Langzhong City, Sichuan Province, has been proceeding orderly, and together with farmer cooperatives, it has become the new type of main agricultural operation. In order to make the family farms not only have stable grain output per unit area of ​​land but also have high economic benefits, Langzhong City fully exploits the potential for increasing yield of the varieties and seasons in light of the natural conditions of the local shallow hills and the actual agricultural production and explores and concludes Lettuce - Lettuce - Corn three crops a year efficient cultivation mode. Compared with the past wheat-corn-soybean, wheat-corn-sweet potato models, this model not only yields over 10,000 yuan of mu but also stabilizes grain output above 500 kg per mu