... other irrigation methods, has the following advantages:1, large control area, high degree of automation, continuous operation, simple operation, ... labor productivity.2, water, labor, large units of flow irrigation area. Saving 30% -50%. Yield 20% -50%.3, spray evenly, regular ... , no digging dikes, land formation, low investment per unit area.Guangzhou Water Art Fountain & Garden Irrigation Co., Ltd is ...