选用当年夏收洋芋做种,8月上中旬催芽,8月中下旬播种的洋芋,俗称伏洋芋。伏洋芋生长期70～80天,一般667平方米产量可达1000千克。要夺取伏洋芋高产,必须抓好以下四个环节: 1.石灰水浸种 伏洋芋采用夏洋芋作种,其休眠期尚未满足,因此播前种薯一定要分切。为防止种薯块从切口处腐烂,应进行石灰水浸种。办 Selection of the same year, summer harvest potato to do species, August germination on the middle, sowing in late August, potato, commonly known as V Cozy potato. Voluminous potato growing period of 70 to 80 days, the general output of 667 square meters up to 1000 kg. To seize the high yield voyualism, we must grasp the following four aspects: 1. Lime water soaked potato with summer potato for species, the dormant period has not yet been met, so before sowing must be cut. To prevent seed tubers from decay at the incision, should be soaked in lime water. do