减对农作物的增产效应国内外已有不少报道。自70年代初,国内开始采用磁水、磁肥或磁场对粮食、棉花、水果、蔬菜等进行了各种处理试验,发现经处理后均能达到不同程度的增产效果(1.2)。我们自1983～1985年开展了磁水灌溉番茄的田间试验。本文着重介绍采用磁水进行灌溉后,番茄产 Less effect on crop yield has been reported at home and abroad. Since the early 1970s, various treatment tests have been conducted on grain, cotton, fruits, vegetables and the like by using magnetic water, magnetic fertilizer or magnetic field in the country, and it has been found that all the treatments can achieve different degrees of stimulation effects (1.2). From 1983 to 1985, we carried out a field experiment of magnetized water irrigation tomato. This article focuses on the use of magnetic water for irrigation, tomato production