45298.大耳菊頭蝠回聲定位聲波與夏季捕食策略研究

1、學(xué)校代碼：10200分類號：x32研究生學(xué)號：密級：⑨1254303246無東牡括予葒大莩碩士學(xué)位論文大耳菊頭蝠回聲定位聲波與夏季捕食策略研究EcholocationcallsandsummerfbragiⅡgstrategyofRhinolophHsmacrotis指導(dǎo)教師：學(xué)科專業(yè)：研究方向：學(xué)位類型：作者：張喜臣馮江教授環(huán)境科學(xué)保護生物學(xué)高校教師東北師范大學(xué)學(xué)位評定委員會2006年5月88967AbstractAteVerynig

2、ht行omJulytoAugust2005，mefieldworkwasconductedatXi赳lrenCave(102。20，E，24。30，N)atFagudianColllltyinⅥuman，ChiImThe丘eldlab(9m4m4m)wasestablishedwithbambooa11dnylonnet(25mm25mm)Asast【Idyingobject，thebodysizesofbatsofR五mD如口廳“5卅

3、以c陽f如weremeasured，aswellastheech010cationcallswererecordedandanalyzed，andmeforagingbeha啊orwasobservedAtthesametiIne，t|leremainsofmeinsectsthatbatspTeyedwerecollected，sothatthesmmnerdietswereidemmed(1)Atthestatesofnyingan

4、dhang血g，thecallsofbatsofR^fnD卻^“s肌Ⅱc陽船werebothFM—CF—FMwim24hamonhThedomin鋤t丘cquencyconcentratedin2ndha珊oⅡicExceptthedominant丘equencyandinterpulseinteⅣal，alltheomerparametersofthecallsemittedduringflyingwerehi曲ermanth6seo

5、fcaIlsemi№dd刪nghan百ngsometiIne廿1ebatscanproducecalIswith3—4ha衄Onicsd塒ngnying(2)ThebatsofbatsofR^加。卻^塒肌口c加脅mainlypreyeditlsectsoflepidoptera，including8fhmilies，suchasGeome塒dae(379％，quahtypercem)，Lasioc砌pidae(241％)，Noctuid

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7、gT11erelationsllipbetweelldietandmorph0109y，insectssizeandfor嚼ngh曲itatsw船丑iscussed，whichcouldbethcbaseof缸也erstIldyonco—ev01瓶onbet、)l，eenbats‘of尺五i以Df9P^“5andinsectsof1epidopteraaⅡdcouldsupplydirectivesignificancef’orba船p