金针虫对几种环境因子适应性的的研究

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1、AbstractThisstudyaimedtoidentifyandunderstandthewii℃woHll8asthedominant8p∞ie8ofundergroundpest．Withthetrendofgreatyieldlostwhichcausodbyw西即咒栅wasgettingwor∞,besidesm玎lackofknowledge011theinteractionslx!tweellthe、硒托帆咖spopulationdynamicsandtheenvironmentalfactors，ourresearchwasconcentratedo

2、lltheaspectofrespiratorymetabolism,theadaptabilitiesdmgesofWil-e肼ol-msunderdifferentenvironmentalfa&torswhichWel"Otemperature,humidity,illuminationandoxygen．TheecologicalbehaviorsofwirewormshavebeenstudiedwhentheymoveupwardinsoilfalterandC．41US@damageinspring，thephysiologicalparametersof

3、weight,moltingtimes，w栅content,respiratoryrateandeIlergy圈ll搭tallc铭wereconcernedunderstarvationregardingtothelackoffoodaftertheoverwintering．Theresultsa佗asfollow：．．1．TheC02releaserate(VC02)andrangeofPleonomuscanaliculatuswassignificantlyinfluencedbytemperature,andthemWert≥increasedaccordin

4、gtothewanning(yvc02=5．9638e0-49敞，R2=0．9362；y删产14．849eo·11礅，R2=0．9361)．V、／hellthetemperaturerosefrom25"Cto30"(2，VC02andrangewereslowlyfluctuated．Theresultsindicatedthattheoptimumtemperaturerangeof只canalicu，口tuaforgrowthandmovementis10～20"C．There、Ⅳe托nOsignificantdifferencesamongtheVC02andr

5、angeofPcanaliculatuaunder7different02concentrationsand3differentairhumidities．Theoxygenconcentrationandairhumiditychangeshadnosignificantcontributiontorespirationintensity．VC02andrangeof只canaliculatusunderintenselightsourcewastwotimeshigherthanwhentheyunderdark俨如．05)．Thisconvincedconclus

6、ionindicatesthatthelightintensityplayamainrolein只canaliculatuarespiratorymetabolismprocesses．2．TheC02tracerappliedto只canaliculatusunderthespecificcondition(temperature15"12，02concentration21％，airhumidity5％，dark)，theresultsindicatedthatthebreathingpatternof只canaliculatusWasthevariable-amp

7、litudeoscillatedtype．3．Theweightchangesandmolting6mesofP．canaliculatusandMelanotuscaudexunder4rivingconditionsshowedthat：theinsectsweightchangedlittlewhensoilorvermiculiteWasapplied；theweightchangessignificantlywhensoil+wheatorvermiculite+wheatWaSmimiced；themoltingtimesha