国外灌溉新法

• 作 者: 康狄译
• 出 处: 水利天地
• 发表日期: 2003年12期
• 关键词: 灌水方法 管灌 灌水沟 灌溉方法 俄罗斯研究 变径

随着能源的日益紧缺,国外开始重视对常规灌水方法的改进与发展,创造出许多新的灌溉方法。 坡地灌水管灌法 这是俄罗斯研究的一种田间灌水方法。管长一般为150～200米,管径145毫米左右。各节管子之间用变径法连接,这样能保证备段孔均匀,使水由管壁孔口流入坡地的灌水沟中。 波涌灌溉法 这是美国推出的一种灌水方法,

With the increasing shortage of energy, foreign countries began to attach importance to the improvement and development of conventional irrigation methods and created many new irrigation methods. Slope Irrigation Pipe Irrigation This is a field irrigation method studied in Russia. Tube length is generally 150 to 200 meters, diameter 145 mm or so. Each section of the pipe connection between the variable-diameter method, which can ensure the preparation section hole uniform, so that water from the wall orifice into the slope of the irrigation ditch. Surge irrigation This is the United States launched a method of irrigation,