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长江三峡库区昆虫区系及其起源与演化*

    长江三峡库区地跨东经106°56′~118°8′ ,北纬29°31′ ~31°40′ ,东起湖北宜昌,西止水库回水末端的四川重庆,全长660km,东西狭长,两岸分别以大巴山、巫山分水岭为界,包括鄂、川两省21个县市,面积5.4万km2(图1)。库区主要地貌类型可分...查看详细>>

标签:三峡昆虫

INSECT FAUNA OF THE THREE GORGERESERVOIR AREA OF YANGTZE RIVERAND ITS ORIGIN AND EVOLUTION

    AbstractThe Three Gorge Reservoir Area of Yangtze River stretches across 106°56′ and 118°8′east longitude,29°31′ and 31°40′ north latitude. It extends from Yichang City of HubeiProvince to Chongqing City of Sichuan Province,spreading for 660 kilometers. T...查看详细>>

标签:三峡昆虫

长江三峡库区昆虫资源及物种多样性

    昆虫是生物界最大的家族,广布于世界各地,蕴藏着极大的生物资源量。在全球资源需求日趋增大的情况下,人们便把注意力转移到了昆虫上。三峡库区的昆虫资源过去研究甚少,基本种类也不清楚。随着三峡工程的开工,库区面临着人为...查看详细>>

标签:三峡昆虫

INSECT RESOURCES AND SPECIES DIVERSITY OF THE THREE GORGE RESERVOIR AREA OF YANGTZE RIVER

    AbstractThis is the studying results on the insect resources and species diversity in the ThreeGorge Reservoir Area of Yangtze River. The following problems have been discussed.1.The abundance of insects3 485 species,belonging to 265 families and 21 order...查看详细>>

标签:三峡昆虫

长江三峡库区农林害虫的发展历史及防治策略

    一、三峡库区的自然概况三峡库区位于东经106°56′~118°8′,北纬29°31′~31°40′,东起湖北宜昌,西迄四川重庆,面积达5.4万km2,人口约2 000余万,地处中亚热带,年平均降雨量1 000~1 300mm,海拔400m以下年平均温度16~19℃,气候温暖湿润,自...查看详细>>

标签:三峡昆虫

DEVELOPMENTAL HISTORY AND CONTROL STRATEGIES OF AGRO-FORESTRY PESTSOF THE THREE GORGE RESERVOIR AREA OF YANGTZE RIVER

    AbstractThis article consists of five parts.1.Natural survey of the Three Gorge Reservoir Area of Yangtze RiverThe geographical situation,natural state,and throughout history,drop and present con-dition of the percentage of forest vegetation cover of the ...查看详细>>

标签:三峡昆虫

黑纹伟蜓

    雄性腹长57mm,后翅长50mm,肛附器6mm。头部下唇黄色,中叶端具黑缘;上唇黄色,具宽的黑色前缘;前唇基黄绿,前缘中央淡褐;后唇基绿色,前缘两侧具很细的褐色缘;额绿色,上额具1黑色“T”形斑纹。胸部合胸背前方绿色,无斑纹,合胸侧面黄绿...查看详细>>

标签:三峡昆虫

工纹长尾蜓

    雄性腹长50mm,后翅长40mm,翅痣3mm,上肛附器6mm。头部上、下唇黄色,前唇基淡黄色,后唇基黄色,额黄色,上额具宽黑“工”形条纹;头顶黑色,触角黄色,后头黄色。胸部前胸黄色,合胸绿褐色,无条纹,合胸脊黄色。足黄色,胫节具褐色长刺。翅...查看详细>>

标签:三峡昆虫

细腰长尾蜓

    雄性腹长50mm,后翅长41 mm,翅痣3. 5mm,上肛附器6mm。头部下唇黄色,面部黄色,额具不明显“T”形黑斑纹。头顶黑色,触角黄色。胸部合胸黄褐色,无斑纹。足黄褐色,胫节具长刺。翅透明,雄臀三角3室。腹部主要为黑褐色,基部两节膨大,第...查看详细>>

标签:三峡昆虫

褐胸棘尾春蜓

    雄性腹长30mm,后翅长24mm,翅痣长3mm。头部下唇黄色,上唇黄褐,额黄带绿色。胸部前胸前叶和背板两侧黄色,中央具2个互相连接的黄点,前缘具2个互相连接的黄色斑点,其余部分黑色,后叶黄色;合胸领条纹黄带绿色,中间间断,背条纹甚宽,下...查看详细>>

标签:三峡昆虫
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