【摘要】 盆栽杜鹃易出现非正常落叶、叶枯病、叶斑病、叶肿病、小叶病、根腐病和红蜘蛛危害等问题。本文找出了造成各种问题的原因,采取了相应的防治对策。更多还原

【Abstract】 The potted Rhododendron easy appear irregular dropping leaf and dry leaf disease and leaf spot disease and leaf swell disease and leaf smalll disease and roting root disease and the hurt of Tetrangchus cinnabarinus ect. The writer found the reasons of these problems in this article and adopted methods of preventing and curing更多还原