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1.梨軍配虫最喜为害梨与苹果的葉片是梨与苹果的嚴重而且普遍發生的害虫之一。 2.在華中農学院之校区內發現有兩种軍配虫: (一) 梨軍配虫,Stephanitis nashi Esaki et Takcya (二) 柳樹軍配虫,(学名未定)主要为害柳樹 3.梨軍配虫一年發生五代以未交配之成虫在当陽避風較干燥之枯枝落葉雜草樹干老樹皮的縫隙以及樹冠之表土下越冬。 4.梨軍配虫性喜高溫和比較干燥的气候,在夏秋气溫高之时,發生速度快,最易猖獗成灾。 5.在防治方面:清園工作是基本的防治法,在活动时期亦要注意藥剂防治特別是在越冬成虫活动盛期与若虫發生盛期噴射藥剂能收到好的效果,在使用藥剂的种類方面我們認为六六六是防治梨軍配虫有效而且經济的藥剂。
1. Pear Army Pests favorite pears pear and apple leaves are pear and apple one of the serious and widespread pests. 2. Two types of pest insects were found in the campus of Huazhong Agricultural College: Stephanitis nashi Esaki et Takcya Stephanitis nashi Esaki et Takcya (II) Willow army pests (undetermined scientific name) Five generations of unpaired adults in the sun sheltered more dry branches of the old bark weeds trunk bark crest and crown wintering. 4. Pear with pests like high temperature and drier climate, summer and autumn when the temperature is high, the occurrence of speed, the most vulnerable to rampant disaster. 5. In the aspect of prevention and treatment: The work of Qingyuan is the basic prevention and cure method. In the period of activity, it is also necessary to pay attention to the prevention and treatment of medicaments, especially when the pesticides are sprayed through the peak of the prevalence of adult overwintering adults and nymphs. In terms of the types of agents, we consider that 666 is an effective and economical medicament for pest control.