百菌消是一种高效、低毒、低残留的广谱性杀菌剂。具有预防和治疗的双重作用,用百菌清烟剂能有效地防治温室黄瓜霜霉病和番茄早疫病、晚疫病、灰霉病以及芹菜斑枯病、韭菜灰霉病等病害。该制剂可在发病前到发病初期施用,每亩剂量为250～300克,每隔7～8天施用一次,连用2～3次。放药前先要关闭气窗和通风口,然后进行定点放 Chlorothalonil is a highly efficient, low toxicity, low residue broad spectrum bactericide. With the dual role of prevention and treatment, chlorothalbuterol can effectively prevent and cure greenhouse cucumber downy mildew and tomato early blight, late blight, gray mold and celery blight, leek gray mold and other diseases. The preparation can be applied before the onset of disease onset, the dose per acre 250 to 300 grams, once every 7 to 8 days, once every 2 to 3 times. Shut off the transom and vents before releasing the medicine, and then carry out fixed-point release