華北大黑鰓金龜對綠葉氣味的反應(yīng)及嗅感器超微結(jié)構(gòu)研究.pdf

1、東北林業(yè)大學(xué)碩士學(xué)位論文華北大黑鰓金龜對綠葉氣味的反應(yīng)及嗅感器超微結(jié)構(gòu)研究姓名：王廣利申請學(xué)位級別：碩士專業(yè)：森林保護學(xué)指導(dǎo)教師：遲德富孫凡20060601AbstractAbstractThescarabbeetleJj幻ZD，ic辦i口D6如搬FaldpossesspredominanceintheundergroundpestsinnortheastareaofchinaConsideringvariousshortagesofc

2、hemicalcontrol，thispaperstudiedtheelectricalphysiologyandbehaVioralactionsofthescarabstogreeneryodorsfromtherelationofinsectandplantsandfomthepointofViewofreceptionofinsecttosemiochemicalsbyusingelectroantennography(EAG)

3、andwindtunnelScanningelectronmicroscopy(SEM)andtransmissionelectronmicroscopy(TEM)showedtheulstructureofolfaC；torysensillaMainresultsareasfollOws：(1)TheobviousEAGresponsestogreeneryVolatiles(E一2一h9xenaland5_Methyl1一hexan

4、ollwereobservedinbothsexesofHD易Zi砌adultsWhenthetesteddosagewasbelow1mg，theEAGreactionstoE2hexenaland5一Methyl一1hexanolwasintensifiedgraduallywithfheincreasingofdosageinbothsexesofthebeetles，andtheEAGreactionstothetwoVolat

5、ilespresentedsaturatedstateatthemaximaldOsageof、1mgTheEAGValueOf5一Methyl1hexanolwasalwayshigherthanthattoE一2hexenalfrOm10ngto100“ginbothsexes(2)NoeYidentdifferenceswereobservedintheEAGresponsestotestedodorsbetweenli曲tand

6、nightin。bothsexesofHD6Jfi尬Therefore，theEAGexperimentswerenotaf!fectedbyljghtinHD6Zi勉(3)TheEAGactivit夕to伊eeneryodorsinfemaleswasalwayshigherthaninmales，whichshowedthatfemaleHD6J『i砌adultshavehighersensitiVitytogreeneryVola

7、tilesthanmales。(4)Bywindtunneltests，itwasfoundthatE2hexenalhadorientatingactiontowardHD6，i砌adults，however5Methyl1_hexanolhadnoobViousfunctions(5)SensillawerelocateddenselyontheantennallamellaeinHD6Zif口Thesesensillaweresi

8、tuated6nthesunkencavityfbrmedbytheantennalcuticledepressionssensillabasiconica(sba)andsensillaplacoidea(sp1)arethemostmommontypeofsensillaonthelamellae，besidestherewereafewsensillaampucellaceous(sam)，sensillapapilla(spa)

9、，sensillaauricillica(sau)andsensillacampaniformi(sca)SosbaandsplwereconcludedtobeolfactorysensillaSbahavesixtypesaccordingtotheshapeoftheircones，splhadfiVetypes(6)AclearsexualdimorphismoccurredtobothsexesofHD6Zf缸atthesiz

10、eofantennaeandsensillaamountThelengthofeachlamellaandthetotalnumberofsensillainfemaleantennaewereremarkablyshorterthaninmalesThetotalnumberofsplhadnoobViousdifferencesbetweenthebothsexesbutsbainmaleswerefarmorethaninfema