“清明前后,点瓜种豆。”清明是二十四节气之一,此时气温回暖,万物生长,是春耕春种的大好时节。“清明时节雨纷纷,路上行人欲断魂。”清明也是节日,是祭祖和扫墓的日子。耕种需要灌溉,在春旱日渐严重的今天,农人尤其盼望水源。幸运的是,每年清明,正值都江堰岁修结束,开始放水春灌,奔流而下的岷江水灌溉着川西坝子的良田万顷,让成都平 Before and after the Ching Ming, Point melon beans. “Qingming is one of twenty-four solar terms, when the temperature warmer, all things grow, is a good spring season of spring planting. ”Qingming rainy season, pedestrians on the road want to break away. " Ching Ming Festival is also the day of ancestors and grave. Farming requires irrigation. As the spring drought worsens, farmers in particular look forward to water. Fortunately, Ching Ming every year, at the end of Dujiangyan aged repair, began to release spring irrigation, running down the Minjiang River water irrigation irrigation wells in western Sichuan Bazi million, so Chengdu