Puccinia scleriae

例句：

1. 1. The fungus Puccinia sclerae is responsible for the white spots on apple trees.
   霜霉属真菌是导致苹果树上白点的罪魁祸首。
2. 2. Scientists are studying the genetics of Puccinia sclerae to find ways tocontrol its spread.
   科学家们正在研究霜霉属的遗传学，以寻找控制其传播的方法。
3. 3. In agriculture, Puccinia sclerae can cause damage to crops by forming blights.
   在农业中，霜霉属可以形成病害，对作物造成损害。