wheat mildew

例句：

1. 1. Wheat mildew is a common problem on the farms where we grow our wheat.
   小麦白粉病是我们种植小麦的农场常见的问题。
2. 2.The farmers are trying to find ways to prevent this disease from spreading.
   农民们正在尝试找到防止这种病害传播的方法。
3. 3.The mildew has affected the quality of the wheat crop, which is causing significant economic losses.
   这种病害已经影响了小麦作物的质量，导致严重的经济损失。