近年来,蔬菜地膜覆盖栽培在我国发展迅速,已成为菜农增产增收,满足市场供应的一项最基本的农艺措施,但是,膜下杂草危害问题也日趋突出。由于膜下杂草大量滋生,浪费了养分、水分,影响了地温的升高,如果采用人工除草,不仅操作不便,费工、费时,而且在除草过程中往往造成地膜破损,地膜的作用大大降低。在一些地区,杂草问题已成为继“白色污染”之后的第 In recent years, the cultivation of vegetable mulch has developed rapidly in our country and has become one of the most basic agronomic measures for vegetable farmers to increase production and increase income to meet the market supply. However, the problem of weed harm under the mulch also becomes increasingly prominent. Due to the massive breeding of weeds under the membrane, a lot of nutrients and water are wasted, which affects the increase of the ground temperature. If artificial weeding is not only inconvenient in operation, laborious and time consuming, the damage of the mulching film is often caused during the weeding process, . In some areas, weediness has become the number one concern after “white pollution.”