西南地区玉米农作模式的演变与发展

Evolution and Development of Farming System in Maize Region of Southwest China

分析西南地区农业分区情况和旱地农作模式发展历程及存在的主要问题,基于现代农业发展和未来农村劳动力变化,以全程、全年、全面机械化农艺农机融合为目标,结合近年的研究与实践,深入讨论旱地三熟改两熟、间套作改贴茬平作的"三全"机械化农作模式构建的可行性和科学性,分析配套建立玉米保墒培肥耕作、精量栽培、多抗高产新品种及农田基础设施建设标准的必要性。

The agricultural division of Southwest China, development course and the main problem of agriculture pattern in dry land were analyzed. Based on the modern agricultural development and change of rural labor in the future, targeted at a goal of integrating agronomy and agricultural machinery with entire, annual, and all- round mechanization, combined with asically and practices in recent years, the feasibility and scientificity of con-structing agriculture pattern with three-aspected mechanization of triple cropping becaming double cropping in dry land and inter cropping becaming flat planting with attaching stubble and the necessity of constructing standard of moisture conservation and fertility betterment tillage, fine cultivation, multiple resistance and high yield new variety, and infrastructure on farmland were thoroughly discussed.