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近10多年来,稻纵卷叶螟在中国南方稻区连续偏重至大发生,对粮食生产构成严重威胁。广东稻区也常常遭受稻纵卷叶螟的为害,一般年份发生面积
In the past 10 years, the rice leaf roller in the rice fields in southern China continued to be heavily weighted to occur, posing a serious threat to food production. The rice paddy in Guangdong often suffers from the damage caused by the rice leaf roller, which usually occurs during the year