高山杜鹃为既可观花又可观叶的珍稀常绿阔叶开花植物。作为高档观赏植物,株形、叶片及花蕾的生长状况是影响其品质的关键因素,为防止因病虫害侵染而降低其观赏效果,病虫害防治是栽培养护过程中不可忽视的一个重要环节。病害高山杜鹃病害分为生理性病害和侵染性病害两大类。生理性病害通常由营养元素失调(缺乏或过量)引起,植株生长强弱快慢、 Rhododendron is a rare evergreen broad-leaved flowering plants that can be both ornamental and foliage. As a high-end ornamental plant, the growth of plant shape, leaf and bud is the key factor that affects its quality. In order to prevent its ornamental effect due to pest and disease infestation, pest and disease control is an important link that can not be neglected in the process of cultivation and conservation. Disease Mountain Rhododendron disease is divided into two major categories of physiological diseases and infectious diseases. Physiological diseases are usually caused by malnutrition (lack of or overdose), the growth of plants is very fast,