一、一般大棚进行沆灌的供水方法可选择以下几种形式 (一)压力罐供水 采用压力罐集中加压方式进行滴灌法。一般适用于大棚多而集中的片区。方法是:把压力罐安装在水泵和滴灌之间,棚内不再另设加压设备,在水源处设置旋流水沙分离器和筛网过滤器组成的过滤设施。此法,既可在无人控制下保证管网的连续 First, the general greenhouse irrigation method of water supply can choose the following forms (a) pressure tank pressure using pressurized tank pressure drip irrigation method. Generally applicable to the greenhouses and more concentrated area. The method is: the pressure tank installed between the pump and drip irrigation, shed no longer another pressure equipment, set in the water source cyclone sediment separator and screen filter filter facilities. This method, both under unmanned control of pipe network to ensure continuity