农办农[2008]78号各有关省、区、市农业(农牧、农林)厅(委、局):4月上旬以来,水稻“两迁”害虫开始大量迁入我国南方稻区发生为害。据监测,近期华南和西南稻区灯下、田间虫量上升迅速,部分稻区明显高于2007年同期,江南稻区也已开 Agriculture, Farming, Forestry and Forestry Department (Committee and Bureau) of the Provinces, Regions and Municipalities under Nongnongnong [2008] No.78 Since the first ten days of April, pests of rice and “two evacuations” have begun to move in large quantities into the rice area of ​​southern China Harmful. According to the monitoring, the amount of insects in the fields in South China and Southwest China has risen rapidly in recent days. Some of the rice areas were significantly higher than the same period in 2007, and the rice areas in southern China were also open