Field sorghum planting medium-term herbicide and preparation method thereof

The invention discloses a field sorghum planting medium-term herbicide and a preparation method thereof. The herbicide is prepared from acetochlor, atrazine, dried tussilago farfara, fried platycodon grandiflorum, dried bombyx batryticatus, fritillaria, caulis lonicerae, pear peel, momordica grosvenori swingle, vinegar, straw, plant ash, filter mud, probiotics, diafenthiuron, methomyl, pyridaben, Mai Baosu, shii-take, wax gourd, crucian, salt, chicken essence, sesame oil, Ceylon tea, boiled water, evaporated milk, white sugar, peanut kernels, ginseng, atractylodes macrocephala koidz, poria cocos, radix glehniae, smoked plum and white peony roots. The prepared herbicide is specially used for removing weeds in the medium term of field sorghum without influencing the growing tendency of sorghum, and meanwhile the herbicide is dissolved in water, permeates to the underground and can supply nutrients to medium-term sorghum. 种田间高粱种植中期除草剂及其制备方法，其各组分为：乙草胺、莠去津、炙款冬花、炒桔梗、炙僵蚕、川贝母、忍冬藤、梨皮、罗汉果、醋、秸秆、草木灰、糖厂滤泥、益生菌、丁醚脲、灭多威、哒螨灵、