【1000个园艺小知识】月季得了黑斑病，叶片掉光光，怎么办？

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1000个园艺小知识：重的时候，叶片便会慢慢枯黄。末期，整株月季的叶片会掉光。如何防治黑斑病呢？清理干净土壤表面的落叶清理干净再喷洒点多菌灵。如果比较严重，用腈菌唑效果比较好。