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京郊利用中华草蛉(Chrysopa sinlca Tjeder)防治农林害虫的试验研究,已在大田、蔬菜、果树等十四个点上进行,在人工大量饲养繁殖和田间释放防治试验中,取得了初步的结果。现将1977—1978年的部分试验结果,简报如下。
The experimental research on controlling pests of agriculture and forestry in the suburbs of Beijing by Chrysopa sinlca Tjeder has been carried out in fourteen spots such as fields, vegetables and fruit trees. Preliminary results have been obtained in artificial breeding and field release prevention experiments . Some of the experimental results from 1977 to 1978 are summarized below.