松阿扁叶蜂生物学特性及防治技术研究

2010,(3):44~46ShaanxiForestScienceandTechnology松阿扁叶蜂生物学特性及防治技术研究*党政武,周书剑(商洛市森林病虫防治检疫站,陕西商洛726000):,,11,;(2.25kg/hm2)1.2%1000~12003%3500~4500:;;:S763.43:A:10012117(2010)03004403BiologicalCharacteristicsofAcantholydaposticalisMatsunuraanditsControllingTechniquesDANGZhengwu,ZHOUShujian(ShangluoForestDisease,PestandQuarantineStation,Shangluo,Shaanxi726000)Abstract:FlatSawfly(AcantholydaposticalisMatsunura)ismainlyleaffedpestattackingChinesepine(Pinustabulaeformis)forest,threateningthegrowthofthepineforest.Basedonthebiologicalcharacteristicsanditsoccurrenceregulation,preventionandcontrollingtestoftheflatsawflywerecarriedout.Ithasbeenfoundthattheflatsawflyoccurs1generationperyearanditslarvalivethroughthewinter.Theharmismoresevereinpurepineforestthaninmixedpineforest;ismoresevereinpineforestofbettersiteconditionthanthatofbadsiteconditions.ThecontrollingofflatsawflyiseffectivebysprayingSendebaopowder(2.25kg/hm2),1.2%Kutobacco(1000~1200),and3%fenoxycarb(3500~4500).Keywords:Acantholydaposticalis;biology;preventionandcontrollingtechnique(Acantholydaposticalismatsunura),,(Pamphiliidae)2002,(Pinustabulaeformis)[12](P.densiflora)(P.sylvestrisvar.mongolica)(P.koraiensis)[1,34]3,,,,3,5,,,(60%),,,,,95%,,,*:20100102:(1972-),,,,1生物学特性观察1.11.1.1成虫,,;,,;34~36;13~15mm,25~26mm9~11mm,22~23mm,,[1]1.1.2卵,,2~3d,,,3.5~4mm1.1.3幼虫5~7,,4;,,15~23mm,;,,60,42,131.1.4蛹,15~19mm;,10~11mm;1.21.2.1生活史11,5~15cm3,4,4,,4,5,6,5~7,40d1,,1m11234567~978910~12101112!!!+++∀∀∀∀-----:#+∃,#∀∃,#-∃,#()∃,#!∃1.2.2生活习性,,23,51;3~5,,;3,,;3,11.6~2.0m,,,1.2.3发生与环境的关系:;,,,,,;,,,,,,;,2综合防治技术2.1,,,,,15~20/hm2,15~20m2,,;,,,45201032.22.2.1地面封杀成虫,4,2.5%30001.2%1000,()75%2.2.2毒杀幼虫,,,1.2%1000~15003%2500~4500,90%(2)23d5d/%3d5d/%2.25kg/hm213518118791.891.74.50kg/hm2121126909594.94.75kg/hm218315791.896.296.11.2%80028911496.198.698.6100028619593.498.298.212002672469197.797.73%2500177111093.794.494.33500275271990.293.193450020629168692.292.11981961751.01.52.2.3烟雾剂防治2~3,,0.7,,,,,1m/s,,:(1),,15kg/hm2(667m21kg)(,1m2,),,()()()(2),1%51%20,,,,70%,80%,,,()()7%007%00,,:[1],,,.(&)(:)[M].:,1991:20-21.[2].[J].(),2009,29(5):433-436.[3],,,.[J].,2005,24(2):27-29.[4],,.[J].,2005,30(1):20-24.46