fusarium blight or scab of rice

例句：

1. 1. Rice farmers in the region are struggling to control the Fusarium blight that is threatening their crops.
   该地区的水稻农民正在努力控制威胁他们庄稼的稻瘟病。
2. 2.The disease has spread rapidly, leaving many rice fields with scabs and blights.
   这种疾病迅速蔓延，许多稻田出现了白粉病和稻瘟病。
3. 3.To prevent the Fusarium blight, farmers must use resistant varieties of rice and maintain good crop rotation practices.
   为了防止稻瘟病，农民必须使用抗病品种的水稻，并保持良好的作物轮作实践。