一、病害防治法1.叶枯病通常在8月上旬至9月上旬发病,可用多菌灵可湿性粉剂1000倍液洒2￣3次。2.射干眼斑病发生于7￣8月,防治方法如同叶枯病。二、虫害防治1.射干钻心虫又名环斑蚀夜蛾,5月上旬危害叶鞘,可用50%磷胺乳油2000倍液喷杀或用90%敌百虫800倍液喷洒,效果良好。2.地老 First, the disease prevention and control law 1. Leaf blight usually in early August to early September onset, available carbendazim WP 1000 times sprinkle 2 to 3 times. 2. Shegan dry eye spot disease occurred in July ~ August, as a control method of leaf blight. Second, pest control 1. Shegan boredom, also known as ring eclipse of the night moth, early May harmful leaf sheath, available 50% of the phosphorus amines EC 2000 times spray or spray with 90% trichlorfon 800 times, the effect is good. 2. old