二化螟是东台市水稻上的重要害虫之一。近几年，由于种植业结构的调整，耕作制度、茬口布局、栽培方式等发生较大变化，给水稻二化螟的预测预报工作带来了一定的困难。为准确掌握二化螟的发生动态，及时采取有效措施控制螟虫的为害，笔者运用多年来测报工作积累的经验，对本市 Chilo suppressalis is one of the important pests on rice in Dongtai City. In recent years, great changes have taken place in the cultivation system, tillage system, stubble layout, cultivation methods, etc., which bring some difficulties to the prediction and forecast of rice stem borer. In order to accurately grasp the occurrence of Chilo suppressalis and take timely and effective measures to control the damage caused by stem borers, the author uses the accumulated experience accumulated over the years in surveying and reporting on the city