兰花病害由真菌、细菌和病毒引起,多发生在叶片上,其次发生在花、假鳞茎和根上,易发性和普遍性明显高于其他花卉。兰花一旦发病,就失去了清秀、幽雅的韵味。兰花病害的发生、发展多与兰花的栽培环境和管理水平密切相关,只要掌握兰花的发病原因,就可以预防这些病害。创造良好的植兰环境兰花生长的环境极利于病菌尤其是真菌的繁衍。潮湿沉闷的空气,阴翳幽暗的空间,通透且富含营养的土壤,这些都为真菌的滋生提供了绝佳的条件。怎样克服环境中的不利因素呢?首先,要求空气洁净,空气中灰尘含量愈少,兰叶表面积尘愈少,病菌的传播机会就愈小。植兰环境应尽量避免面向街 Orchids disease is caused by fungi, bacteria and viruses, occurs mostly on the leaves, and secondarily on flowers, pseudobulb and roots, and is significantly more susceptible and widespread than other flowers. Once the orchid disease, you lose the handsome, elegant charm. Occurrence and development of orchids disease and orchid cultivation environment and management level are closely related, as long as the pathogenesis of orchids, you can prevent these diseases. Create a good environment for planting orchids Orchid growing environment is very conducive to the proliferation of bacteria, especially fungi. Moist, dull air, gloomy dark space, transparent and nutrient-rich soil provide excellent conditions for the growth of fungi. How to overcome the unfavorable factors in the environment? First of all, require clean air, the less the dust content in the air, the less dust on the surface of blue leaves, germs less chance of transmission. Planting orchid environment should be avoided facing the street