天津低洼地区年年粮食不能自给,主要原因有两个:一是水灾严重;二是种植上因循旧规,见高土地区种瓜就种瓜,种豆就种豆,结果种不保收。要改变这种情况,必须从这两方面进行工作。因此中共天津地委对低洼地区提出“利用自然,改造自然,变水患为水利”的方针。我们根据这一精神,努力摸索研究,初步找到了改造和利用自然的途径。一年来对各个不同洼淀的具体条件、特点,认真做了分析和研究。通过疏浚河道,修筑渠埝,建筑涵闸,以存、管、用三种利用水和控制水的方法,做到了水位年变幅减小,代替了过去以排 The low-lying areas in Tianjin can not supply their grain each year. There are two main reasons for this: first, serious floods; second, they are planted with seeds and melons and planted beans in high soil areas. To change this situation, we must work from these two aspects. Therefore, the CPC Tianjin Committee put forward to the low-lying areas “use of nature, transform nature, change water for water” approach. Based on this spirit, we have worked hard to explore research and initially found ways to transform and make use of nature. In the past year, we analyzed and researched the specific conditions and characteristics of various deposits. Through the dredging of the river, construction of drainage canal, building culvert, in order to deposit, management, with three methods of using water and control of water, to achieve annual amplitude reduction, instead of the past to row