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油菜是我省主要油料作物,尤以沿江地区栽培普遍。在这里,病虫害是油菜生产上的一个重要問題。蚜虫、菜青虫、猿叶虫、菜叶蜂及潜叶蝇等害虫,都可造成相当損害,特別是蚜虫在侵害的同时,传播病毒,导致毒素病的猖獗为害,严重影响到油菜的生长与菜籽的收成,因此,消灭蚜虫便成为預防毒素病发生的重要措施。作者自1957年以来,进行了一些虫害調查和防治試驗。現将部分結果初步整理如下,供大家参考。一、安徽油菜虫的种类、分布与为害情况几年来,在合肥地区进行了系統的田間調查,并几次至蕪湖、徽州、安庆及六安等专区的部分县、市进行了一般調查。调查表明,我省油菜害虫多达四十种,其中已鉴定的重要害虫有二十余种(表一)。在这二十余种重要虫种中,以叶部害虫为最
Rape is the main oilseed crop in our province, especially in the cultivation of riverside area. Pests and diseases are an important issue in rape production here. Aphids, cabbage caterpillars, vermin, beetle and leaf miner pests and other insects, can cause considerable damage, especially in the infringement of aphids at the same time, spread the virus, leading to rampant toxins disease, seriously affecting the growth of rapeseed Therefore, the elimination of aphids has become an important measure to prevent the occurrence of toxins. Since 1957, the author conducted some pest investigation and control experiments. Now part of the preliminary results are as follows, for your reference. First, Anhui rape beetle species, distribution and damage situation In recent years, conducted a systematic field investigation in Hefei, and several times to Wuhu, Huizhou, Anqing and Lu’an areas in some counties and cities conducted a general survey. The survey shows that there are up to 40 canola pests in our province, of which more than 20 species have been identified as important pests (Table 1). In these more than 20 kinds of important insect species, leaf pests are the most