anthracnose of peach

例句：

1. 1. The pear tree was severely affected by anthracnose.
   梨树严重受到了黑星病的影响。
2. 2.The nursery staff had to treat the trees with fungicides to prevent anthracnose.
   苗圃工作人员不得不使用杀菌剂来预防黑星病。
3. 3. The farmers were worried about the spread of anthracnose in the orchard.
   农民们担心果园的黑星病传播。