rice disease

例句：

1. 1. Rice is a staple food inmany Asian countries.
   水稻是许多亚洲国家的主要粮食。
2. 2. The farmers are worried about therice disease affecting their crops.
   农民们担心稻瘟病会影响他们的庄稼。
3. 3. To preventrice disease, farmers need to use resistantvarieties of rice.
   为了防止稻瘟病，农民需要使用抗病的水稻品种。