王宝拄在病害防治上,最重要的经验是穗选、单收和单打;种子上清洁无病菌,所以无病害发生。红矾是防治地下害虫,与腥黑穗病无关;如果能结合早种(多前不过苗),他的方法是值得介绍的。 Wang Baozhu disease prevention and control, the most important experience is the election ears, single income and singles; seeds clean bacteria-free, so no disease occurs. Red alum is to control underground pests, and has nothing to do with the disease; if you can combine the early species (more than the seedlings before), his method is worth introducing.