July 11 to 13, the National Agricultural Technology Extension and Service Center in Harbin City, Heilongjiang Province, organized the forecasting technology from major rice producing areas in 19 provinces (autonomous regions and municipalities) the national plant protection organization of major crop pests and diseases will occur in the second half trend Chamber of Commerce, Personnel and relevant experts discussed the occurrence trend of rice pests and diseases in the second half of the year.
   According to the comprehensive analysis of current pests, cultivation conditions and climatic factors, it is expected that the main pests and diseases of mid-late rice will be biased to a large occurrence, with an area of 1.07 billion mu. Among them, the "two-shift" pests are heavily polluted in the southern part of the Huaihe River; the rice stem borer occurs in the middle reaches of the Yangtze River and the north-south central and north-south rice areas; rice blast has a prevalence in the southwest, northeast, and southern and southern parts of southern China. The risk of sheath blight is more than that of most rice areas; the southern rice black-streaked dwarf disease has a rising trend in southern China, Jiangnan and the middle reaches of the Yangtze River.
   National Agricultural Technology Extension Service Center Pest and Disease Forecasting Office
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