俗话说,“有收没收在于水,多收少收在于肥”。在我国粮食生产7年连续增产的背景下,今年夏粮又喜获丰收,实现夏粮8年连续增产,水利在其中发挥了农业命脉的作用。我国是一个发展中的农业大国,水资源短缺、降水时空分布不均、水土资 As the saying goes, “There is confiscation is due to water, more income and less income in fertilizer ”. Under the backdrop of a continuous increase in grain production in China for seven years, the summer grain harvest has also enjoyed a bumper harvest this year. This has resulted in a continuous increase of output of summer grain crops in the past eight years. Water conservancy has played the role of an important agricultural lifeline among them. China is a large developing country with a shortage of water resources, uneven distribution of precipitation in time and space,