The anthracnose of Dracaena arborea caused by Glomerella cingulata and the leaf lesion caused by Leptosphaeria obtusispora were prevalent and severe in the plantation of the two plants.

• 其中，围小丛壳引起的也门铁树炭疽病和钝孢小球腔菌引起的象脚丝兰叶斑病发生普遍而严重。