近两年来,我们在西瓜、黄瓜、西红柿等九种瓜菜上应用稀土作叶面喷洒,收到了明显的增产效果和经济效益,现将使用方法介绍如下:1.西瓜喷稀土35和45克+甲基托布津20克二个处理,对照为清水+甲基托布津20克。兑水20毫升,西瓜爬蔓期进行喷洒,七天喷一次,连喷二次,喷后十天调查。西瓜对稀土敏感,长势好,叶色由绿变浓绿,茎粗。收获时,亩 In the past two years, we applied rare earths as foliar spray on nine types of melons, such as watermelon, cucumber and tomato, and received significant increase in yield and economic benefits. The methods of application are as follows: 1. 35 and 45 g of watermelon-sprayed rare earth + Thiophanate 20 grams of two treatment, the control of water + methyl thiophanate 20 grams. Duishui 20 ml, watermelon creeping to spray, spray once a day, and even spray two times, 10 days after the spray investigation. Watermelon is sensitive to rare earths, good growth, leaf color from green to thick green, stem thick. Harvest time, mu