论文部分内容阅读
根据2015年本市主要农作物病虫发生情况、病虫越冬基数及去冬今春气象条件综合分析,天津市植保植检站预计2016年本市农作物病虫害总体呈中等程度发生,部分病虫偏重发生。其中,三代粘虫在静海、武清、宝坻、蓟县、宁河等主要玉米种植区县偏重发生的风险较高;东亚飞蝗将在北大港水库、七里海及独流减河等蝗区可能出现高密度点片;二点委夜蛾、棉铃虫、桃蛀螟在玉米上的发生范围将进一步增加,危害进一步加重;水稻恶苗病、稻瘟病
According to the occurrence of pests and diseases of main crops in the city, the base of pests and diseases in 2015 and the meteorological conditions of winter and spring, Tianjin Plant Protection and Planting Station predicts that the occurrence of pests and diseases of crops in this city will occur moderately in 2016 with partial pest and disease preoccupation. Among them, the third generation of armyworms in Jinghai, Wuqing, Baodi, Jixian, Ninghe and other major corn growing areas with high risk of occurrence; East Asian migratory locusts will be in Beidagang Reservoir, Qilihai and Dulux River and other locust areas may The emergence of high-density spots; two members of the night-stage moth, cotton bollworm, moth borer on maize will further increase the scope of the damage further aggravating; rice Bakanae disease, rice blast