一、引言种植制度是指一个地区或生产单位的作物组成、配置、熟制与种植方式的综合。种植模式是一定区域和时间内作物搭配集成的方式。通过合理安排品种和茬口,可以实现周年多季生产,能有效提高产出水平,在保障粮食生产的同时,通过种植以蔬菜为主的经济作物,提升经济效益,对调动农民种粮积极性,保障粮食安全,促进农民持续增收具有重要作用。成都平原作为我国传统农业耕作区域,历来就有粮经复合生产和精细农业的传统,在旱地和稻田探索集成了一系列高产高效的粮经复合种植模式。如成都市彭州、蒲江,德阳广汉、广元等地的“菜-稻-菜”种植模 I. INTRODUCTION The planting system refers to the combination of crop composition, configuration, ripening and planting methods in a region or production unit. Planting patterns are the means by which crops are integrated in a given area and time. By reasonably arranging varieties and stubble crops, it is possible to realize annual and multi-season production and to effectively increase output levels. While ensuring food production, we should increase economic benefits by cultivating cash-crop-based cash crops and mobilize the enthusiasm of farmers for grain planting Food security, promote farmers continue to increase income has an important role. As a traditional farming area in China, Chengdu Plain has always had the tradition of grain-grain production and fine agriculture. In the dry land and paddy fields, Chengdu Plain integrates a series of high-yielding and grain-crop combination planting models. Such as Chengdu Pengzhou, Pujiang, Deyang Guanghan, Guangyuan and other places “vegetables - rice - dishes ” planting mold