一些已建成的喷灌系统移交后,管理人员往往提出问题,该如何喷水?多少天喷一次?每次喷多少水为好?这确实是管好用好喷灌系统的一个重要问题。要回答上述问题并不太难,对于某些条件具备的喷灌系统,通常可以船用经常取土监测土壤水分的办法来确定何时灌水和灌多少水,但这种方法费工费时,又较复杂,不易为目前广大喷灌系统管理 After some of the completed sprinkler systems are handed over, managers often ask questions about how to spray water, how many days to spray them, how much water to spray at a time, which is an important issue in managing sprinkler systems. It is not too difficult to answer the above questions. For some sprinkler irrigation systems, it is common for ships to take soil to monitor soil moisture frequently to determine when and how much water to inject. However, this method is time-consuming and complex , Not easy for the current sprinkler system management