黑穗病

例句：

1. 1. The black smut disease is a common problem in wheat fields.
   黑穗病是小麦田中常见的问题。
2. 2.The farmers are worried about the spread of the black smut disease.
   农民们担心黑穗病的蔓延。
3. 3.The black smut disease can cause significant damage to crops.
   黑穗病可以对农作物造成严重的损害。