近年来,随着“菜篮子”工程建设的迅速发展,菜田化学除草技术以其省工省力,快速高效等优点,深受广大菜农的欢迎。但在一些新的蔬菜产区,由于部分农户不能正确地把握化学除草剂的使用原则,以至出现了药害、减产或绝收等现象,造成不应有的损失。现根据我们多年来的应用实践,将菜 In recent years, with the rapid development of “vegetable basket” construction, vegetable field chemical weeding technology is welcomed by the majority of vegetable growers due to its advantages of labor-saving, quick and high efficiency. However, in some new vegetable producing areas, due to the fact that some farmers can not correctly grasp the principle of using chemical herbicides, even some phenomena such as phytosanitary measures, yield reduction or absolute absorption have occurred, causing undue losses. Now based on our application of many years of practice, the dishes