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红缘天牛是酸刺的一种重要害虫,在定边县长茂滩林场天然酸刺林内为害严重,不少植株已因该虫为害而枯死。为了掌握这一害虫的发生规律,以控制其继续扩大蔓延,我们于1981、1982两年对该虫进行了一些观察,并用肿腿蜂对其幼虫进行了接蜂试验。现将观察及试验情况初步整理如下。
Rhodiola rosea is an important pest of Acipenser sinensis. It is severely damaged in the natural Acacia crassicarpa forest in Changbaitan Forest Farm, Dingbian County. Many plants have withered and died due to the pest. In order to control the occurrence of this pest in order to control its continued expansion, we conducted some observations on the pest in 1981 and 1982, and conducted a pick-and-place test on its larvae. Now observe and test the initial situation is as follows.