莲藕生育的旺盛期,也是水生杂草迅猛生长的旺盛期,主要杂草有稗、水莎草、千金子、牛毛毡等数十余种,其中以稗草面积最大。杂草与莲藕争肥料、争时间、争生存空间,严重地阻碍着莲藕的生长,若不采取措施除草,净化环境,就会造成减 The strong growth of lotus root, but also the rapid growth of aquatic weeds exuberant period, the main weeds are barnyard grass, water sedge, Qianjinzi, such as dozens of blankets, of which the barnyard grass largest area. Weeds and lotus root competing for fertilizer, fight for time, fight for living space, a serious impediment to the growth of lotus root, if we do not take measures to weeding, purifying the environment, it will result in reduced