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一、前言 这种金龟子主要分布于南疆,幼虫生活于地下,为害各种果树幼苗、成年果树根部、以及大田作物中的麦苗、玉米和蔬菜的根茎,造成苗圃中的严重缺苗现象。1953年作者在库尔勒对此虫做了一些初步观察和鉴定,1956年更与农科所合作,作了进一步的调查,无论在形态上和习性上,都与苏联最常见的东方五月金龟子(M.hippocastani,F.),或西方五月金龟子(M.melo-
I. Preface The beetles are mainly distributed in southern Xinjiang. The larvae live in the ground and damage the rhizomes of various fruit tree seedlings, adult fruit tree roots, and barley maize, corn and vegetables in field crops, resulting in severe shortage of seedlings in nurseries. In 1953, the author did some preliminary observations and identification of the insect in Korla. In 1956, he cooperated with the Institute of Agricultural Sciences and made further investigations. Both the morphological and the habitual characteristics were closely related to those of the most common Eastern May chafer M. hippocastani, F.), or M. melo-