black rot of pear

例句：

1. 1. The black rot ofpear is a serious disease that can causethe fruit to rot and spoil quickly.
   梨黑腐病是一种严重的疾病，会导致果实腐烂并迅速变质。
2. 2. The blackrot of pear isa common problem in orchards, affecting both quality and quantityof the harvested fruits.
   梨黑腐病是果园中常见的问题，影响收获的果实的品质和数量。
3. 3. To prevent blackrot of pear, farmers often usefungicides to treat the affectedareas before they are harvested.
   为了防止梨黑腐病，农民在收获前经常使用杀菌剂处理受影响的区域。