蕹菜,又名空心菜,属旋花科,原产我国热带多雨地区,含丰富维生素和矿物质,是我省夏秋季很重要的绿叶蔬菜,由于我省空心菜自留种少,产量不高,种籽主要靠外调,不能满足生产发展需要,且增加成本,许多优良品系也得不到充分推广利用。为此,我们在沙县城关,在菜农现有空心菜留种经验的基础上,进行了高产留种技术探讨,取得较好成效,平均每株空心菜种籽产量达150—200g,最高可达350g,现将主要留种技术总结如 Ipomoea aquatica, also known as cabbage, is a Convolvulaceae, native tropical rainy region in China, rich in vitamins and minerals, is the province of summer and autumn is very important green leafy vegetables, as a result of my province less preserved spinach, yield is not high, Seed mainly rely on the external adjustment, can not meet the needs of production and development, and increase costs, many good strains can not be fully promoted and utilized. To this end, we in Shaxian Chengguan, the existing farmers on the basis of the remaining experience of vegetable growers on the basis of high-yield techniques to stay species, and achieved good results, the average per plant yield of spinach up to 150-200g, up to 350g, Now the main technology to stay kind of summary