请问各位老师这是什么病啊?
请问各位老师这是什么病啊?https://appimg.guoyetong.com/pic/20180617/1529231262225167_25.jpg?x-oss-process=image/watermark,image_cGljLzIwMTcxMjA4L29zc18xNTEyNzAzODUyMTUwXzUzMl83NjJfNTQ1LnBuZw==,t_50,g_se,x_20,y_20
https://appimg.guoyetong.com/pic/20180617/152923126246068_956.jpg?x-oss-process=image/watermark,image_cGljLzIwMTcxMjA4L29zc18xNTEyNzAzODUyMTUwXzUzMl83NjJfNTQ1LnBuZw==,t_50,g_se,x_20,y_20
像这种情况大部分缺甲,像稍头发黄大部分是卷叶蛾刺伤,如果从杆上半叶黄,是集叮虫,这三个原因造成的
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