stem rust of wheat

例句：

1. 1. The farmerinspected the wheat fields to identify thesource of the stem rust of wheat.
   这位农民检查了麦田，以确定小麦茎部锈病的来源。
2. 2. The disease has spreadrapidly, causing significant damage to thewheat crop.
   这种病害迅速蔓延，对小麦作物造成了重大损害。
3. 3. To controlthe stem rust of wheat, farmers often use fungicides and resistant varieties.
   为了控制小麦茎部锈病，农民们经常使用杀菌剂和抗病品种。