我社地处沿海,土松地薄,人多地少,向有种植番薯习惯,是个“稻薯半年粮”的公社.前几年,由于粗种粗管,番薯产量低.1977年,公社党委在华主席“抓纲治国”战略决策指引下,加强对番薯生产的领导,大力推广番薯“五改”(改劣种老苗为良种壮苗,改粗耕粗种为精耕细作,改迟种疏植为早种密植,改不讲究肥水为科学用肥用水,改粗管为 The community is located on the coast, the earth is loose, less crowded, to have the habit of planting sweet potatoes, is a “commune” rice “for half a year.” A few years ago, due to thick crude tube, sweet potato production is low. , The commune party committee under the guidance of Chairman Hua ’s strategic policy of “grasping the country by state ” strengthens the leadership of the production of sweet potato and vigorously popularizes sweet potato “five changes ” For intensive work, late planting as early planting and planting, change does not pay attention to fertilizer for scientific use of water, change the thick tube