骆驼蓬粗提物对植食性螨类的药效试验初报

A Preliminary Report on the Medicine Effect of the Extract of Peganum Harmla to Phytophagy Spider Mites

骆驼蓬（ＰｅｇａｎｕｍｈａｒｍａｌａＬ．）系蒺藜科多年生草本植物，对山楂叶螨（Ｔｅｔｒａｎｙ－ｃｈｕｓｖｉｅｎｎｅｎｓｉｓＺａｃｈｅｒ．）、果苔螨（ＢｒｙｏｂｉａｒａｂｒｉｏｃｕｌａｓＳｃｈｅｕｔｅｎ．）、麦岩螨（ＰｅｔｒｏｂｉａｌａｔｅｎｓＭｕｌｅｒ．）、截形叶螨（ＴｅｔｒａｎｙｃｈｕｓｔｒｕｎｃａｔｕｓＥｈａｒａ．）的室内药效测定发现，其地上部分乙醇提取物对供试的４种植食性螨类具有显著的触杀作用。对山楂叶螨和麦岩螨的田间药效试验结果表明，虫口减退率亦相当高，达到８０％以上。

Peganum harmla is a perennial herb of Zygophyllaceae .It is found in the bioassay that the medicine effect of the ethyl alcoholic extract from the Peganum harmla has a remarkable impact on the four pgytophagy spider mites,i.e. Tetranychus viennensis Zacher, Bryobia rabrioculas Scheuten, Petrobia latens Muller and Tetranychus truncatus Ehara.The results of field testing show that the effect of the mite control is over 80% to Tetranychus vienensis Zacher and Petrobia latens Muller.