患黑穗病的

例句：

1. 1. The plant was severely affected by the black spot disease.
   这株植物严重受到了黑点病的影响。
2. 2. The farmers are worried about the black spot disease affecting their crops.
   农民们担心黑点病会影响他们的庄稼。
3. 3. The black spot disease is a common problem in many agricultural fields.
   黑点病是许多农田常见的问题。