草甘膦涂抹法,是利用草甘膦高度内吸传导的特点,在杂草与作物混生且高于作物的情况下,进行位差选择性除草,该法具有效果好、用水少、工效高、安全等优点。本文在比较了几种型号涂抹器优缺点的基础上,重点介绍了D型涂抹器的制作和使用方法、灭茅除草的结果、经济效益和影响药效的有关因素。 Glyphosate smear method is the use of glyphosate highly intrusive conduction characteristics, weeds and crops in the mixed and higher than the case of selective weeding bit error, the method has good effect, less water, high efficiency , Security and other advantages. Based on the comparison of the advantages and disadvantages of several types of applicators, this article mainly introduced the methods of making and using the D-type applicators, the results of detritus and weeding, the economic benefits and the related factors that affect the efficacy.