城市园林绿化植物养护技术规范_第1页
城市园林绿化植物养护技术规范_第2页
城市园林绿化植物养护技术规范_第3页
城市园林绿化植物养护技术规范_第4页
城市园林绿化植物养护技术规范_第5页
已阅读5页,还剩17页未读 继续免费阅读

下载本文档

版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领

文档简介

城市园林绿化植物养护技术规范THEFIFTHCHAPTER,CITYLANDSCAPINGPLANTMAINTENANCETECHNICALSPECIFICATIONS1GENERALPROVISIONSTHISSPECIFICATIONISAPPLICABLETOMAINTENANCETECHNOLOGYWITHINTHEADMINISTRATIVEAREAOFTHEPROVINCESPUBLICGREENSPACE,PROTECTIONGREENLAND,SCENICWOODLAND,RESIDENTIALGREENSPACE,ATTACHEDGREENSPACE,ROADGREENOFTREES,FLOWERS,ANDGRASSANDOTHERPLANTSTOBETHESURVIVALRATEOFALLKINDSOFPLANTSPLANTEDFORMORETHANONEYEARSHOULDBE98,EXCEPTFORNATURALDISASTERSORENVIRONMENTALPOLLUTION2TREECONSERVATION21TREECONSERVATIONTREEPROTECTIONSHOULDCARRYOUTPREVENTIONBEFORECURESPIRIT,MAKEPEOPLEREALIZE“THEPROTECTIONOFTREES,ISEVERYONESRESPONSIBILITY“DOAGOODJOBINTHEPREVENTIONOFNATURALDISASTERSTHEWOUNDSONTHETREESHOULDBECLEANED,DISINFECTEDWITHCHEMICALS,COATEDWITHPROTECTIVEAGENTSORPLASTERPLASTER,SOASTOACHIEVEEARLYTREATMENT,PREVENTEXPANSIONITISFOUNDTHATTHETREEHOLESHOULDBEREPAIREDINTIMEANDTHEDECAYWILLBEFURTHEREXPANDEDTHEROTTENPARTSSHOULDBETREATEDBYSURGICALMETHODS22IRRIGATIONANDDRAINAGEALLKINDSOFGREENLANDSHOULDHAVETHEIROWNCOMPLETEIRRIGATIONANDDRAINAGESYSTEMACCORDINGTOTHEDIFFERENTTREESPECIESANDDIFFERENTSITECONDITIONS,SUITABLEPERIODANDPROPERIRRIGATIONSHOULDBECARRIEDOUTTOKEEPTHEEFFECTIVEMOISTURECONTENTINTHESOILTHETREESPECIESWITHHIGHERWATERANDAIRHUMIDITYSHOULDBEWATEREDINTHEEARLYMORNINGOREVENING,ANDCANBESPRAYEDONTHESURFACEBEFOREWATERING,THESOILSHOULDBELOOSENFIRST,ANDTHECOFFERDAMWILLBEUSEDTODOWELLEARLYANDLATESUMMERWATERINGWINTERWATERINGSHOULDBEATNOONWATERINGSHOULDBEDONEATONCE,ESPECIALLYINSPRINGANDSUMMERWATERFLOWCANNOTBETOOFAST,TOPREVENTSURFACERUNOFFFORRARETREES,INTRODUCEDTREESANDNEWLYPLANTEDTREES,THETRUNKSANDTREESWERESPRAYEDACCORDINGTOTHEWEATHERDROUGHTANDPLANTGROWTHTHEWATERAFTERTHERAINSHOULDBEREMOVEDINTIME23SONGSHI,WEEDINGLARGESHRUBWEEDSUNDERTHEERADICATION,ESPECIALLYSERIOUSHARMTOALLKINDSOFVINETREES,SUCHASSILKLIKEPARASITICPLANTSMUSTBEELIMINATEDTHESOILAROUNDTHEROOTOFTHETREESHOULDBEKEPTLOOSE,ANDTHESOILTHATISEASYTOHARDENSHOULDBEGROUNDONCEAMONTHINTHESEASONOFTRANSPIRATIONTHEDEPTHOFTHESOILISNOTLIMITEDTOTHEGROWTHOFTHEROOTSYSTEMTHETREESPLANTEDINTHELAWNMUSTCUTTHELAWNAROUNDTHETREEHOLEEVERYYEARWEEDINGSHOULDBEINSUNNYORSUMMERWEATHER,ANDTHESOILISNOTTOOWETUSUALLYIN50WHENSOILMOISTURE,NOTINTHEMUDDYSOILCONDITION,SOASNOTTODAMAGETHESOILSTRUCTURETHEUSEOFCHEMICALHERBICIDESMUSTENSURETHESAFETYOFGARDENPLANTSDONOTHARMITTHEWEEDSSHOULDBECLEANEDUPINTIME,TRANSPORTED,BURIEDORMADEFERTILIZERINDIFFERENTPLACES24FERTILIZATIONDORMANTTREESANDPLANTING,FERTILIZERDEMANDACCORDINGTOTHEGROWTHPERIODOFPLANTGROWTHPOTENTIALFERTILIZER,FERTILIZATIONINFLOWERINGSHRUBSSHOULDBECARRIEDOUTBEFOREANDAFTERTHEBLOSSOMTHEAMOUNTOFFERTILIZERWASDETERMINEDACCORDINGTOTHEDIFFERENTTREESPECIES,TREEAGE,GROWTHPOTENTIALANDSOILPHYSICALANDCHEMICALPROPERTIESALLKINDSOFGREENLANDSHOULDBEMAINLYORGANICFERTILIZER,ANDORGANICMANURESHOULDBEUSEDAFTERDECOMPOSITIONAPPLICATIONOFTRACEELEMENTSANDEXTERNALFERTILIZATIONTECHNIQUESPOPULARIZATIONANDAPPLICATIONOFCOMPOUNDFERTILIZERANDLONGACTINGSLOWRELEASEFERTILIZERTREEFERTILIZATIONSHOULDBEDUGFIRSTFERTILIZATIONDITCHTHEDIAMETERANDCROWNFITTHEWIDTHANDWIDTHOFRINGGROOVEARE2530CMEXCEPTFERTILIZATION,FERTILIZERMUSTNOTTOUCHTHELEAVES,FERTILIZATIONSHOULDBECARRIEDOUTONASUNNYDAY25PRUNINGANDSHAPINGPRUNINGCANADJUSTTHETREEBALANCEDTREES,TREESANDWATERREGULATINGVENTILATIONANDLIGHTDISTRIBUTION,PROMOTETREEGROWTHPLASTICISTHEFORMATIONOFSPECIFICFORMSOFPLANTSBYARTIFICIALMEANSALLKINDSOFGREENTREESANDSHRUBSWITHNATURALTREEPRUNING,ORNAMENTALTREESFROMTHEREQUIREMENTSOFTHESHAPING,ACCORDINGTOTHECHARACTERISTICSOFTREEGROWTH,CROWNORTREECULTUREINTOSHAPEARBORMAINLYPRUNINGBRANCHES,BRANCHES,BRANCHESANDINSECTPESTS,BRANCHES,SHITAMIE,TWISTEDBRANCHESANDBRANCHESROTTENHEADTHEHEIGHTOFROADSIDETREEBRANCHESISSTRICTLYCONTROLLEDACCORDINGTOTHEFUNCTIONOFTHEROADTHEOVERHEADLINESARETRIMMEDBYCUPSHAPED,UNIFORMBRANCHESANDROUNDCROWNSHRUBSSHRUBSPRUNINGSHOULDPROMOTELEAFYBRANCHES,UNIFORMDISTRIBUTIONTHEPRUNINGOFFLOWERINGSHRUBSISCONDUCIVETOTHEFORMATIONOFSHORTSHOOTSANDFLOWERBUDS,ANDFOLLOWSTHE“FIRSTUPANDDOWN“FIRST,INSIDEANDOUTSIDE,GOTOWEAK,STAYSTRONG,GOTOTHEOLDTOLEAVETHENEWPRINCIPLESOFPRUNINGHEDGEHEDGEPRUNINGSHOULDPROMOTEITSBRANCHES,KEEPTHEWHOLEPLANTFOLIAGEPLUMPALSOCANBEUSEDFORPRUNINGTHESPECIALSHAPEOFTHENEATLINES,TOGRADUALLYPRUNEHEDGETHENUMBEROFPRUNINGANDGROWTHASAHEDGEGROUNDCOVERSANDCLIMBERSPRUNINGOFGROUNDANDCLIMBINGPLANTSPROMOTESBRANCHINGANDACCELERATESTHEFUNCTIONOFCOVERINGANDCLIMBINGTHEPERENNIALCLIMBINGPLANTSSHOULDBEREMOVED,REMOVEOLDVINEBRANCHESWHENTHEBRANCHPRUNING,THECUTMUSTDEPENDONTHESECTION,THECUTTINGMOUTHSHOULDBEONTHESIDEOFTHECUTBUD45“TILT“,CUTTHEMOUTHTOBESMOOTH,ANDAPPLYTHEGARDENPRESERVATIVETHESTOUTLIMBSSHOULDADOPTSEGMENTCUTBRANCHMETHOD,PREVENTTEARBARK,THEOPERATIONTOTHECAUTIONDORMANTPRUNINGMAINLYFORSHAPINGSLIGHTLYHEAVYLPRUNINGGROWTHPERIODTOADJUSTTHETREEPRUNING,PRUNINGCUTSHOULDBELIGHT,TOAVOIDTHEPEAKPERIODOFTHEBLEEDINGTREEBUDS,TILLERSANDBRANCHESSHOULDBEREMOVEDDURINGTHEGROWTHPERIODOFTREESTHEADVENTITIOUSBUDSSHOULDNOTEXCEED20CM,ANDTHEBARKSHOULDNOTBEPULLEDOFFWHENBUDSAREPEELEDCLEANTHERESIDUEANDCLEANITINTIMETOENSURETHECLEANLINESSOFTHEWORKINGSITE26PROTECTIVEFACILITIESENCLOSUREINORDERTOPREVENTVEHICLESANDMANMADEDESTRUCTIONOFGREENSPACEANDCOLLISIONOFTREES,WITHOUTAFFECTINGTHESIGHTSEEING,VIEWINGANDLANDSCAPE,USEAVARIETYOFFENCESAROUNDTREESHEDGEOROTHERFORMSOFFENCINGTHETALLTREESINTHESTORMONTHEEVEOFTHEFALLENSHOULDBEPREPAREDTOPREVENTTHEPREVENTIONWORK,ACCORDINGTOTHEACTUALSITUATIONOFTREES,TAKETHEVERTICALPILLAR,LASHING,SOIL,RIGHTING,THINNING,PLAYINGPILEANDOTHERCOMPREHENSIVEMEASURESRESPECTIVELYPREVENTIVEWORKSHOULDBEDONEBEFORETHEENDOFJUNETHETYPHOONSEASONSHOULDBECHECKEDATANYTIMEFINDOUTPROBLEMSANDSOLVETHEMINTIMERESCUEWORK1WHENTHESTORMCOMES,THETREESTHATHAVEFALLENANDINFLUENCETHETRAFFICSHOULDBETAKENTOTHESIDEWALK,ANDTHEBRANCHESOFTHECROWNSHOULDBETRIMMEDINTIMESOASTOMAKESURETHEROADISCONVENIENTTWOAFTERTHESTORM,PRIORITYSHOULDBEGIVENTOTHERESCUEFIRSTOFALL,TOSAVETHETRAFFICANDTHETREESWILLBERESCUEDFORLOCALLYPLANTEDTREESDIFFICULTTOSURVIVE,THECROWNSHOULDBESTRONGCUTEVACUATIONNURSERYMAINTENANCERIGHTINGTHETREEUPSIDEDOWNTREESINTIMETHREE,AFTERTHESTORMSHOULDREMOVETHEREINFORCEMENT,UNSIGHTLYHINDERTRAFFICEASYTODAMAGETREES,WINTERSHOULDTAKEROOTUP,THEMAINRODDRESSING,FORTIFICATIONWINDBREAKCOLDPROOFMEASURES,COLDWORKSHOULDBEBEFORETHEENDOFDECEMBERWITHCAMBODIATHEBRANCHESANDLEAVESSHOULDBECLEAREDUPINTIME,ANDTHETREESWITHLODGINGDANGERSHOULDBESUPPORTEDANDPROTECTEDTREATMENTANDREPLANTINGOF27DEADTREESTHEMAINROADSANDSTREETGREENSPACES,ASWELLASPARKS,SQUARESANDOTHERMAINSCENICSPOTDEADTREESSHOULDBEDUGTOGETHERWITHTHEROOTS,ANDFILLTHEPITTHEDEADTREESANDANCIENTTREESSHOULDBEEXAMINEDANDAPPROVEDBYTHECOMPETENTDEPARTMENTOFLANDSCAPEGREENINGBEFORETHEEXCAVATION,ANDNOUNITORINDIVIDUALSHALLBEALLOWEDTODIGTHEMWITHOUTPERMISSIONTHEORIGINALTREESPECIESSHOULDBESELECTEDFORREPLANTINGTREES,ANDTHESPECIFICATIONSSHOULDBESIMILARIFTHEORIGINALTREESPECIESORSPECIFICATIONSARECHANGED,THEORIGINALLANDSCAPESHOULDBECOORDINATEDTHEPLANTINGTREESPECIESMUSTBECONSISTENTWITHTHEORIGINALTREESPECIES,ANDTHESPECIFICATIONSSHOULDBECONSISTENTASMUCHASPOSSIBLETHEPLANTINGSEASONISTHESAMEASTHATINGREENPLANTINGSEASON3GROUNDCOVERPLANTSANDLAWNMAINTENANCE31GROUNDCOVERPLANTSTHEGROUNDCOVERPLANTSSHOULDLOOSENTHEIRSOILANDWEEDEVERYYEARBEFORETHEYARECOVEREDDAMAGETOROOTSANDSTEMSSHOULDBEAVOIDEDINWEEDINGWHENTHEWEATHERISDRYANDTHESOILISDRY,THEWATERSHOULDBEWATEREDTIMELYANDAPPROPRIATELYFERTILIZERSHOULDBEAPPLIEDBEFOREGERMINATIONINEARLYSPRING,ANDTHINMANUREAPPLICATIONINGROWINGSEASONDEADPLANTSSHOULDBETIMELYEXCAVATIONANDREPLANTING,ANDFLOWERSTOCLEANUPANYLITTERGROTTOESWOODNATIVEPLANTSSHOULDBEPRUNEDINWINTERDORMANCYPERIOD,SOTHATPLANTSSHOULDBEKEPTATAHEIGHTOFNOMORETHAN60CMDURINGTHEGROWTHPERIODBULBOUSPERENNIAL,TERRESTRIALPLANTS,FROM3TO4YEARSAFTERTHEGROWTHOFROOTS,CROWDEDSOASTOAFFECTITSNORMALGROWTH,ACCORDINGTODIFFERENTKINDSOFPHYSIOLOGICALHABITSINTORAMETSORUPDATETRANSPLANTATION32LAWNTHECOVERAGEOFLAWNSHOULDNOTBELESSTHAN95,PESTANDDISEASESHOULDBECONTROLLED,WEEDSSHOULDBEREMOVEDINTIMETOENSURETHENORMALCOLOROFLAWN,GOODGROWTH,NOOBVIOUSWEEDS,ANDTHEEMPTYBALDAREASHOULDBEPLANTEDINTIMEWATERINGMUSTBESOAKEDTHROUGHTHEROOTLAYER,ANDTHEDEPTHOFTHETAXISHOULDBESOAKEDTO10CM,WITHOUTLONGPONDINGONTHEGROUNDIRRIGATIONAMOUNTSHOULDBEDETERMINEDACCORDINGTOSOILQUALITY,GROWTHPOTENTIAL,GRASSSPECIESANDOTHERFACTORSIRRIGATIONSHOULDBEMAINLYCONTROLLEDBYIRRIGATIONORBYSOAKINGIRRIGATIONREMOVETHEWATERONTHELAWN,AVAILABLESURFACEDRAINAGEANDUNDERGROUNDDRAINAGEDITCHDRAINAGEINTHEGROWINGSEASON,THELAWNSHOULDBEPRUNEDINACCORDANCEWITHTHE1/3PRINCIPLESTOMAINTAINACERTAINHEIGHTTHEHEIGHTOFCOLDSEASONAFTERPRUNINGSHOULDBE6080MM,ANDTHESUMMERSEASONSHOULDBECONTROLLEDAT80100MMTHEWARMSEASONTYPESHOULDBE5070MMPRUNINGSHOULDBESMOOTH,NOEDGESLEFT,SHOULDBETIMELY,INADDITIONTOTHENETOUTOFGRASSTHELASTPRUNINGOFWARMSEASONLAWNSHOULDBERENOVATEDINAUTUMNTHENUMBEROFPRUNINGPERYEARDEPENDSONTHEGROWTHOFTHELAWNTHECOLDSEASONLAWNSUITABLEFERTILIZERINSPRINGANDAUTUMN,WARMSEASONTURFSHOULDBEINLATESPRINGORDORMANCYBEFOREANDAFTERFERTILIZATIONTOPDRESSINGSHOULDBEBASEDONCOMPOUNDFERTILIZER,ANDTHETIMEANDQUANTITYOFTOPDRESSINGSHOULDBEDETERMINEDACCORDINGTOTHEGROWTHOFLAWNINTHELAWN,THEEDGEOFTHETREEALTARANDFLOWERBEDSHOULDBECUTEDGETOKEEPTHELINESCLEARANDTIDYLAWNDISEASESANDINSECTPESTSSHOULDBEPREVENTEDMAINLY,COMBINEDWITHPREVENTIONANDCONTROL,MAINTAINECOLOGICALBALANCE,TRYTOADOPTBIOLOGICALCONTROL,PROTECTNATURALENEMIESCHEMICALAGENTSSHOULDBESELECTEDFORCHEMICALCONTROLORCHEMICALREAGENTSWITHHIGHEFFICIENCYANDLOWTOXICITYINAUTUMNANDWINTER,HOLESCANBEUSEDTOBURROWHOLESONTHELAWN,REMOVEOLDMEN,SCATTERPEATORSANDGRAINS,INCREASETHEPERMEABILITYOFLAWNSOIL,ANDPROMOTETHEGROWTHOFLAWN,ANDTHECAVESSHOULDBESTAGGEREDTHELAWNWASREMOVEDONEORTWOTIMESAYEARWITHHARROWORGRASSCUTTERTHEORNAMENTALLAWNISSTRICTLYPROHIBITEDTOTRAMPLEWHENTHELAWNISINBUDORTHESOILISWETORHARDEN,ITISSUSPENDEDAFTERWATERING4FLOWERBEDSANDFLOWERCONSERVATION41FLOWERBEDSACCORDINGTOTHEGRADINGSTANDARDOFFLOWERBEDS,THETECHNICALMEASURESANDMANAGEMENTSTANDARDSFORGRADINGMAINTENANCEOFFLOWERBEDSAREFORMULATEDCHANGEMUSTBEDEEPPLOWINGHARROWFINEFLOWERSBEFORETRANSPLANTING,EXCEPTASPEOPLESTONE,GRASSCLIPPINGS,REMNANTSTEM,LEAVESANDOTHERDEBRIS,SHIZUJIFEITHEPROTECTIVEFACILITIESOFTHEFLOWERBEDSSHOULDBEKEPTINGOODCONDITION,ANDTHESAFETYOFPEDESTRIANSANDTOURISTSSHOULDBEENSUREDASMUCHASPOSSIBLETHESTEREOFLOWERBEDSHOULDBECOORDINATEDWITHTHESURROUNDINGENVIRONMENTSETATTHEROADSIDEMOSAICULTUREWILLNOTAFFECTTRAFFICSIGHT,MOSAICULTURETOSTABLE,PREVENTTHEGALETHEMAINFLOWERBEDCHANGEFLOWERTIMEANDSPACESETTINGPERIODWITHIN10DAYS,THEFLOWERCOVERAGERATEISMORETHAN8542FLOWERSPREPARATIONOFFLOWERSCANBEPLANTEDINTHEPLANTING,ALLDAYLONGTHEMAXIMUMTEMPERATUREOF25DEGCWHENTHETEMPERATUREISHIGHERTHAN25DEGC,SHOULDAVOIDHIGHTEMPERATUREATNOONTIME,SHOULDBEINTHEMORNINGANDEVENINGORCLOUDYDAY,IMMEDIATELYAFTERTRANSPLANTINGWATERING,WATERINGTOPREVENTSOILEROSIONTOTHESTEMSANDLEAVESOFPLANTS,KEEPCLEANTHEFLOWERGROWTHPERIODSHOULDBETIMELYWEEDING,WEEDING,SPRAYINGWATERIMMEDIATELYAFTERTHEAPPLICATIONOFFERTILIZER,ANDDOAGOODJOBOFPESTCONTROLCHOOSETHEROBUSTGROWTHOFSEEDLINGSTRANSPLANTING,SEEDLINGSWITHBUDSBEFORETRANSPLANTING,WITHEREDFLOWERANDLEAVESTOTIMELYPRUNING,LACKOFPLANTTOTIMELYPLANTING,KEEPCLEANANDCOMPLETEFLOWERTHEREPLACEMENTOFFLOWERFOLIAGEINATIMELYMANNER,THECLASSMUSTBEFOREANTHESISSWAP,FLOWERINGTYPEMUSTBEINTHEFLOWERBEFORETHESWAPWOODYFLOWERSSHOULDBETIMELYPRUNINGANDSHAPINGPERENNIALBULBOUSFLOWER,TOUPDATE,EASYLODGINGFLOWERSTOTIECOLUMN5PREVENTPOLLUTIONANDPREVENTDISEASESANDINSECTPESTS51PREVENTPOLLUTIONTHEDRAINAGEPIPENETWORKANDDRAINAGEPIPENETWORKINTHEGREENSPACESHOULDBEUNOBSTRUCTEDANDEFFECTIVE,ANDTHEREISNOLEAKAGEPOINTIFTHEREISANYWASTEGASWHICHISHARMFULTOPLANTGROWTH,ITSHOULDBEREPORTEDTOTHEENVIRONMENTALPROTECTIONDEPARTMENTTIMELYTOPREVENTPOLLUTIONIFNECESSARY,THEPLANTVARIETIESTHATPLANTHARMFULGASSHOULDBEADJUSTEDITISFORBIDDENTOCOLLECTWASTELIQUID,WASTERESIDUEANDDUMPEDPOLLUTANTSNEARTHEROOTOFTREESTHEAPPLICATIONOFCHEMICALFERTILIZERANDMEDICAMENTSHOULDBEREASONABLEANDSHALLNOTPOLLUTETHEENVIRONMENTORGANICFERTILIZERMUSTBEDECOMPOSEDAFTERUSE,DONOTUSEHUMANEXCREMENTANDTHECOUNTRYBANNEDTHEUSEOFDRUGS52PREVENTIONANDCONTROLOFPLANTDISEASESANDINSECTPESTSTOPROTECTTHEECOLOGICALBALANCE,MAKEFULLUSEOFTHEDIVERSITYOFGARDENPLANTSTOPROTECTANDPROLIFERATETHEENEMY,PREVENTANDCONTROLDISEASESANDINSECTPESTS,ANDIMPLEMENTTHEPRINCIPLEOF“PREVENTIONFIRST,COMPREHENSIVEPREVENTIONANDCONTROL“INORDERTOIMPORTANDEXPORTSEEDLINGS,WEMUSTSTRICTLYABIDEBYTHERELEVANTPLANTQUARANTINEREGULATIONSANDRELEVANTREGULATIONSTODOAGOODJOBOFFORECASTINGANDFORECASTINGTHEDISEASESANDINSECTPESTSOFGARDENPLANTS,PAYCLOSEATTENTIONTOTHEOCCURRENCEOFPESTSANDDISEASESINTHESURROUNDINGAREAS,ANDMAKEAGOODPLANFORPREVENTIONANDCONTROLSTRENGTHENOBSERVATION,LOCALSERIOUSDISEASESANDINSECTPESTSAREAMUSTBETIMELYCONTROL,TOPREVENTTHESPREADOFTHESPREADPROHIBITEDTHEUSEOFTOXICCHEMICALSANDORGANICCHLORINE,ORGANICCHEMICALPESTICIDES,CHEMICALPESTICIDESSHOULDBEINACCORDANCEWITHTHERELEVANTPROVISIONSOFTHESAFEOPERATIONANDOPERATIONLARGEAREASOFPESTSANDDISEASESSHOULDBENOTIFIEDTOTHESURROUNDINGAREASINTIME6TECHNICALARCHIVESALLUNITSMUSTESTABLISHACOMPLETEMAINTENANCEFILEOFGARDENPLANTS,COLLECT,SORTOUTANDACCUMULATEDATAANDSUMMARIZEEXPERIENCEINTIMETECHNICALARCHIVESCONTENT1NATURALCONDITIONSANDCHANGEDATAOFCLIMATE,PHENOLOGY,MOISTURE,SOIL,TOPOGRAPHYANDUNDERGROUNDSTRUCTURESINGREENLANDTWOTHEHISTORYANDDEVELOPMENTOFGREENLANDCONSTRUCTIONTHREERECORDSOFPLANTSPECIESANDCONSERVATIONMEASURESFOURAPPLICATIONOFNEWTECHNOLOGY,NEWTECHNOLOGYANDNEWACHIEVEMENTSOFINDIVIDUALTECHNICALDATAFIVERECORDOFDEADTREESSIXALLKINDSOFSTATISTICALTABLESANDINVESTIGATIONREPORTS,SUMMARIES,ETCTHEANNUALTECHNICALARCHIVESSHOULDBECLASSIFIED,BOUND,COMPILEDDIRECTORY,FILETHETHIRDCHAPTERPESTCONTROLTHEPREVENTIONANDCONTROLOFDISEASESANDINSECTPESTSCANBECARRIEDOUTINTWOWAYSHYGIENPREVENTIVEMEASURESORDIRECTCONTROLTHERAPBUTINANDZYCHA,1973SCHWERDTFEG6R1970PREVENTIVEMEASURESINCLUDEMEASURESTOMEETALLECOLOGICALREQUIREMENTSANDLOCALCONDITIONS,SUCHASLOCALSELECTIONSUITABLETREESPECIESANDINCLUDINGFERTILIZATION,STRENGTHENTHEEFFECTOFPATHOGENRESISTANCEANDPROTECTIONOFBENEFICIALORGANISMSCULTIVATIONANDMANAGEMENTMEASURESOFEMBARRASSMENTDIRECTPREVENTIONANDCORRECTDIAGNOSISISTHEBASISFORTAKINGAPPROPRIATEMEASURESTOPREVENTANDCONTROLDISEASESANDINSECTPESTSDIRECTLYFIRSTOFALL,WEMUSTFIRSTWHETHERORNOTTHEREISANABNORMALEXPANSIONINTHERANGEOFINFECTION,BECAUSEONLYWHENTHESECONDITIONSOCCUR,ISTHEBIOLOGICALCOMMUNITYWORTHWHILELAUNCHAFIERCEOFFENSIVEDIRECTCONTROLMEASURESCANBEMECHANICALCOLLECTINGORCAPTURINGPESTS,REMOVINGINFECTEDPARTS,CHEMICALORBIOLOGICALCHEMICALCONTROLOFDISEASESANDINSECTPESTSINTHEFIRSTSECTIONCHEMICALCONTROLISNOWWIDELYUSEDTHEMETHODISTOUSETOXICSUBSTANCESTODISTURBTHEPHYSIOLOGICALPROCESSESOFHARMFULORGANISMS,THEREBYKILLINGHARMFULORGANISMSANDHINDERINGSUBSTANCES,SUCHASANTIBIOTICS,TOPREVENTTHESPREADOFPATHOGENSREPULSIVESUBSTANCESCANAFFECTTHESENSORYORGANSOFINSECTS,SUCHASTHESPREADOFUNPLEASANTSUBSTANCESATTRACTANTCANLUREINSECTSANDTRAPPINGALARGENUMBEROFBAIT,ISTHISKINDOFMATERIALPOISONORALLYBYINSECTMOUTHPARTS,PERCUTANEOUSBYPLANTEPIDERMISORABSORPTIONBYPLANTS,LIQUIDFLOWISTOXICPOISONSARETOXICORTOXIC,ANDSOMEARETOXICTOPLANTS,ANDTHEREFORECANDAMAGEHOSTSSUBSTANCESUSEDTOKILLHARMFULMICROORGANISMSANDANIMALSARECOLLECTIVELYREFERREDTOASPESTICIDESPESTICIDESINCLUDEFUNGICIDES,INSECTICIDES,RODENTICIDE,ANDNEMATODEKILLINGAGENTSSOMEOFTHESEDRUGSAREORGANICSUBSTANCES,ANDSOMEAREINORGANICSUBSTANCESTHEREAREMANYKINDSOFPESTICIDES,ANDEACHHASITSOWNSPECIALUSETECHNOLOGYWHENTHEDOSAGEISINCREASED,THEEFFECTISMOREOBVIOUS,BUTTHEEFFICACYISGRADUALLYDECREASED,ANDFINALLYITISINVALIDTHEREFORE,THEAPPLICATIONOFTHEDOSAGESPECIFIEDINTHEPRODUCTDESCRIPTION,THEWELLCANNOTRECEIVEBETTERRESULTSTHEVALIDITYOFPESTICIDESISNOTABSOLUTEINFACT,THEREISNOLIMITPOISONIFTHEPOISONISEFFECTIVEFORALONGTIMESUCHASGAS,THEMINIMUMDOSEISALSOEFFECTIVETHESENSITIVITYOFPESTSTOCHEMICALAGENTSVARIESWITHSPECIES,GENERA,STAGESOFDEVELOPMENT,INSTARS,TROPHICSTATUS,ANDPARASITEINVASIONENVIRONMENTALFACTORS,SUCHASSOIL,CLIMATE,TEMPERATURE,HUMIDITY,LIGHTANDSOLARRADIATION,CANINCREASEORDECREASETHEEFFECTIVENESSOFPESTICIDESANDTHEEFFECTOFCONTROLLINGPESTSANDDISEASESTABLE68,A,BSIDEEFFECTSANDPOSTACTIONSOFCHEMICALPESTICIDESIFTHEDOSEOFPESTICIDESHASNOLETHALEFFECTONPESTS,THESELECTIONPROCESSWILLOCCURTHERESISTANTINSECTSAREPRESERVEDBECAUSEPESTICIDESCANNOTKILLTHESEPESTS,ITISNECESSARYTOINCREASETHEAMOUNTANDCONCENTRATIONOFPESTICIDES,SOTHATOTHERANIMALFAUNATHENATURALENEMYTOTHEPESTISALSOKILLEDALONGWITHTHEPESTTHATPREVENTSITINTHEAPPLETREE,FOUND1000HEADANDLIMBSOFANIMAL,OFWHICHONLY300HEAD300HEADISINSECTPESTS,YAOENEMY,200HEADSARECARNIVOROUS,200BELONGTOLOOKINGFORHONEYDEWSAPROPHYTES,BUTALLTHESELIMBJOINTSAREKILLEDBYPESTICIDESCHEMICALSCANDIRECTLYSTIMULATETHEPROLIFERATIONOFOTHERPESTSANDINCREASETHENUMBEROFINSECTPESTS,ANDFISHANDBIRDSWILLBEDIRECTLYORINDIRECTLYAFFECTEDHURT。THEREPRODUCTIONOFEXISTINGBIRDSCANALSOBESERIOUSLYHAMPEREDCHEMICALSCANALSOHARMSOMECULTIVATEDPLANTS,ANDUSESULFIDEANDCOPPERCONTAININGCOMPOUNDSASWELLASSIDECHEMICALSTHEAPPLICATIONANDEFFECTOFCHEMICALRESIDUE,WILLEVENTUALLYHARMTOHUMANHEALTHITISNECESSARYTORECOGNIZETHATTHESECONDITIONSHAVEAFFECTEDTHEENTIREBIOLOGICALCOMMUNITY,ANDTHEREFORENEEDTOFUNDAMENTALLYCHANGETHISSITUATIONSOMETHESHARPDECLINEINSPECIESCOMMUNITIESCANINCREASETHERISKOFOTHERSPECIESTOPROLIFERATETHECONTROLOFCHEMICALSCANBEUSEDRAPIDANDEFFECTIVEPREVENTIONANDCONTROLOFHARMFULORGANISMSHOWEVER,THESIDEEFFECTSOFCHEMICALSSHOULDBECONSIDEREDINOTHERWAYSSOLVETHEPROBLEMTOACHIEVETHEDESIREDEFFECTTHERECENTEFFECTOFTHISSTUDYISNOTDECISIVE,BUTITCANPRODUCELONGTERMECOLOGICALBENEFITSBIOLOGICALCONTROLOFSECONDDISEASESANDINSECTPESTSBIOLOGICALCONTROLISTHEOPPOSITEOFCHEMICALCONTROL,WHICHISBASEDONTHELAWSOFECOSYSTEMSSOITSGOODFORTHEENVIRONMENT,ANDITSAVESTIMEANDMONEYUNFORTUNATELY,SOFAR,BIOLOGICALCONTROLHASONLYBEENFOCUSEDONAGRICULTURE,FRUITTREECULTIVATIONANDSOONPREVENTIONANDCONTROLOFFORESTRYPESTSHOWEVER,THEREHASNOTBEENANYSPECIALSTUDYONTHECONTROLOFPARASITESINPARTICULARTREESINBIOLOGICALCONTROL,USEDTOCONTROLINSECTPESTSARECARNIVOROUSANDPREDATORYINSECTS,CAVERNOUSPARASITES,PATHOGENICFUNGI,BACTERIA,RICKETTSIA,PROTOZOAANDVIRUSES,THEYCANPRODUCETHELETHALINFECTIONONINSECTSMICROBIALCONTROLINADDITION,SOMESPECIESCANCHANGETHEIRHEREDITYBYSTERILITY,SOASTOACHIEVETHEGOALOFSELFDESTRUCTIONTHEREFORE,THEPURPOSEOFPREVENTIONANDCONTROLISNOTTOELIMINATEPESTSDIRECTLY,BUTTOPROVIDENATURALENEMIESOFPESTSPROVIDEDISAMETHODOFNATURALENEMIESOFTHEMOSTSIMPLE,BUTMUSTACCURATELYGRASPANDRESEARCHOFT

温馨提示

  • 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
  • 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
  • 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
  • 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
  • 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
  • 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
  • 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。

评论

0/150

提交评论