根据全省稻区二化螟冬后虫源基数调查情况,结合气象条件等因素综合分析,辽宁省植物保护站预计2014年全省一代二化螟将偏重发生,盘锦、营口等局部地区的部分地块有大发生可能。预计发生面积600万亩左右,防治适期在6月中下旬。防治建议:(1)化学药剂防治。可以选用20%氯虫苯甲酰胺悬浮剂亩用5~10 ml,或40%氯虫·噻虫嗪水分散粒剂亩用8~10g,或25%杀虫双水剂亩用200~250ml,或20%三唑磷乳油亩用100~150ml,或20%阿维·唑乳油亩用20~25ml,对水喷雾。 According to the investigation of the post-season insects base population of the rice stem borers in the province and the comprehensive analysis of meteorological conditions, Liaoning Province Plant Protection Station estimates that the occurrence of the second generation rice stem borer in the province will take place in some areas in 2014, including Panjin and Yingkou There is a lot of land can happen. It is estimated that an area of ​​about 600 mu will occur, and the control period will be mid to late June. Prevention and control recommendations: (1) chemical control. Can use 20% chlorantranilone suspension mu with 5 ~ 10 ml, or 40% chlorantraniliproximate water dispersible granules mu 8 ~ 10g, or 25% insecticide Shuangshui mu with 200 ~ 250ml , Or 20% triazophos Emulsion with 100 ~ 150ml, or 20% Aviezole Emulsion 20 ~ 25ml mu, water spray.