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5月19日,四川省农业厅植保站发布2015年大春农作物主要病虫草害发生趋势预报。根据全省大春作物品种布局、当前病虫基数以及未来气候趋势,结合历年病虫草发生情况等因素,预计2015年全省大春作物病虫草害整体偏重发生,虫害重于病害。其中水稻病虫害偏重发生(4级),发生面积6000万亩次;玉米病虫害中等发生(3级),发生面积2000万亩次;西藏飞蝗中等发生,局部偏重(3(4)级),发生面
On May 19, Plant Protection Station of Sichuan Provincial Department of Agriculture released the forecast of the main pests, diseases and pests occurring in the spring of 2015 in spring. According to the province’s spring crop varieties layout, the current pest and disease base and future climate trends, combined with the occurrence of pest and disease over the years and other factors, the spring crop pests and diseases in the province are expected to occur in 2015 as a whole, pests heavier than disease. Among them, diseases and pests of rice occurred heavily (level 4), with an area of 60 million mu; maize pests and diseases occurred moderately (level 3) with an area of 20 million mu; occurrence of migratory locusts in Tibet moderately (3 (4)) occurred surface