这一期本刊发表了一组改革耕作制度的文章,从南到北,所在皆有,可以概见我国当前改革耕作制度的动向。 无产阶级文化大革命以来,我国农业生产战线上展开了一场耕作制度改革的群众运动,五岭以南出现了以水稻三熟为主的一年多熟制,长江流域出现了以双季稻为主的一年三熟制,黄淮流域出现了以小麦、玉米、高粱为主的间作套种的一年三种三收制,长 This issue of the journal published a series of articles on the reform of the farming system. From south to north, there are all of them. It can provide an overview of the current trend of reforming the farming system in our country. Since the Great Proletarian Cultural Revolution, a mass movement has been carried out on the agricultural production front in China to reform the farming system. In the south of Wu Ling, more than one year of rice-based farming has taken place. More than two years of rice have emerged in the Yangtze River Basin Year-old three-year system, the Huang-Huai River basin appeared in wheat, corn, sorghum-based intercropping three year three-year system, long