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根据黑龙江各地植保站监测调查情况,结合栽培、气象等情况综合分析,预计大豆中后期主要病虫害总体为中等偏轻发生。其中,大豆食心虫中等发生;大豆蚜虫总体中等偏轻发生,部分越冬寄主较多、蚜量较大地区将偏重发生;大豆菌核病有局部偏重发生态势。预报依据:1.大豆食心虫。近年虫食率呈上升趋势,2015年全省平均虫食率为4.35%,较上年上升0.69个百分点,较
According to the monitoring and investigation of plant protection stations in various parts of Heilongjiang Province, combined with comprehensive analysis of cultivation, meteorology and other conditions, it is estimated that the main pests and diseases in mid-late soybean will be moderately moderate. Among them, soybean borer occurred moderately; the soybean aphids generally moderately light, some of the more wintering host, aphid large areas will be prevalent; Soybean sclerotinia partial partial occurrence of the situation. Forecast is based on: 1. Soybean borer. In recent years, the rate of pest feeding has been on an upward trend. In 2015, the average pest feeding rate in the province was 4.35%, an increase of 0.69 percentage points from the previous year,