高锰酸钾,医药上叫PP粉,是人畜通用的一种外科用药。它的溶液具有很强杀菌、消毒及防腐作用。据各地试验证明,用其适当浓度的溶液防治蔬菜的病毒病、枯萎病、软腐病、霜霉病及苗期病害,都有着非常明显的效果;同时由于它含有锰钾两种植物所必需的营养元素,所以它还能起到促进作物增产的作用,一般能增产10%—20%,所以说它是一种比较理想的药肥兼用的杀菌剂。如防治番茄、甜椒、西葫芦等蔬菜的病毒病,可在发病初期用0.1%—0.15%溶液进行全株喷洒,5—7天一次,连喷2—3次。不但能控制病的发生蔓延,甚至还能起到“药到病除,起死回生”的奇特效果,使植株病状消失并逐渐恢复生机。又如用800—1000 Potassium permanganate, medicine called PP powder, is a general human and animal surgical medication. Its solution has a strong bactericidal, disinfection and anti-corrosion effect. According to the tests all over the country, it has very obvious effects of controlling the virus diseases, wilt diseases, soft rots, downy mildew and seedling diseases of vegetables with its proper concentration of solution. At the same time, because it contains both potassium and potassium plants Of nutrients, so it can also play a role in promoting crop yield, generally increase the yield of 10% -20%, so it is an ideal combination of biocides and fungicides. Such as tomato, sweet pepper, zucchini and other vegetables virus disease, early onset can be 0.1% -0.15% solution for the whole plant spraying, 5-7 days once, and even spray 2-3 times. Not only can control the spread of the disease, and even can play a peculiar effect of “medicine to disease and death, revival of death” and make plant symptoms disappear and gradually regain their vitality. Another example with 800-1000