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苹果小吉丁虫 ( Agrilus mali Matsumura)为我区检疫对象 ,1993年传入我县 ,1994～ 1996年大面积危害苹果树 ,轻则生长受阻 ,重则枝条枯死。笔者在宁夏回族自治区检疫总站孙普同志的指导下对其发生规律进行了调查研究 ,并提出防治对策。1 形态特征及为害状苹果小吉丁虫主要为
Agrilus mali Matsumura is the quarantine object of our district. It was introduced into our county in 1993. From 1994 to 1996, the apple trees were greatly endangered. The growth was hampered and the branches were weakened. Under the guidance of Comrade Sun Pu, quarantine station of Ningxia Hui Autonomous Region, the author conducted a survey on its occurrence and proposed prevention and control measures. 1 Morphological characteristics and damage-like apple jiading main