简介:<正>1IntroductionThemainproductionofYabulaisaltlakewasoriginalsaltandrecycledsaltmanyyearsago.Afterdecade’sproduction,thesalelakeresourceismoreandmoredeficient.Glauber’ssaltandmagnesiumsaltareconcentratedinbrinenow.Itcouldaffectthequalityofthesalt.Inrecentyears,researchhaddonemuchworkto
简介:TheTaleofTeaandSalt¥//Inancienttimes,theXaandNutribesmadetheirhomesontheoppositebanksofariver,linkedohlybyasuspensionbridge.T...
简介:1.atalkfullofsalt:饶有风趣的谈话Thatwasatalkfullofsalt.2.anoldsalt:老练的水手Hisgrandfatherwasanoldsalt.3.above(below)thesalt:在上(下)席Marywasinvitedtobeabovethesalt.4.assaltasfire:极咸Thebeefisassaltasfire.5.saltwater:海水;泪水Afterworkingthismorning,Cullumcamebackwithsaltwater.
简介:TsakhalholiesinMarkhamCounty,ChamdoPrefectureoftheTibetanAu-tonomousRegion(TAR).Geo-graphicallyitlooksquitemysteri-ousandithasauniqueculture.Formally,itisreferredtoas"TsakhalhoJangba(Naxi)ethnicTownofMarkham".ItislocatedinthesoutheastofTAR,betweentheeastbankofLancangRiverandDechenCounty.Atanelevationofabout2,400meters,thetownisadjacenttoPaltangofSichuanProv-inceon
简介:Inthisresearch,fiveNitrariasibiricaprovenancessuchasDayiluwereselectedtodoexperimentofsalt-resistance,combiningfixedplotstestwithtypicalplotinvestigation,measuringsurvivalrateandgrowthasmainindicators.TheexperimentsofmainculturaltechnologyweredoneonNitrariasibiricain4typesofsitepreparation,3typesofplanting,3designsforplantingdensity.TheNitrariasibiricaexperimentsfortheeffectsofcurbingsaltandimprovingsoilweredonebytestingsoilnutrients,saltcontent,soilphysicalpropertiesasfocalpointsintypicalsiteof3-4yearswoods.TheexperimentresultsshowedthattheNitrariasibiricacouldsurvivewellwithsoilsaltcontentof0.6%,andthatsurvivalratedeclineddistinctivelyassoilsaltcontentexceeded0.8%.However,highsoilsaltcontentdidnotinfluencegrowthintheyearofplanting.Therewereobviousdifferencesinsalt-toleranceamongNitrariasibiricaprovenances;Dayiluwasthebestonsalt-tolerance,theother4provenanceshadnodifferences,andobviouslyinferiortoDayilu.Thedifferenttypesofsitepreparationclearlyinfluencedplantingsurvivalrate,conservingrateandgrowth.Themethodoftwo-ploughing-two-harrowingwasthebestamongall4typesofsitepreparation.Seedforestationwaslargelylimited,bared-rootedseedlingforestationmaybepopularisedwhensoilsaltcontentwaslessthan1%andsoilmoisturecontentwasbetterinspring.Forestationwithcontainerseedlingwassuitedtocoastalsalinesoilinrainyseason.TheoptimumplantingdensityofNitrariasibiricawas2505/haintheYellowRiverDeltaareainviewofcoveragerate,yieldoffruitsandcostofplanting.Generallyspeaking,Nitrariasibiricacouldeffectivelyrefrainsoilfromaccumulationofsaltinthesurfacesoil,decreasesaltcontentandincreasesoilnutrient,andheightensoilcapillaryporerate.
简介:Salttoleranceisanimportantconstrainforrice,whichisgenerallycategorizedasatypicalglycophyte.Soilsalinityisoneofthemajorconstraintsaffectingriceproductionworldwide,especiallyinthecoastalareas.Susceptibilityortoleranceofriceplantstohighsalinityisacoordinatedactionofmultiplestressresponsivegenes,whichalsointeractswithothercomponentsofstresssignaltransductionpathways.Salttolerantvarietiescanbeproducedbymarker-assistedselectionorgeneticengineeringbyintroducingsalt-tolerancegenes.Inthisreview,wehaveupdatedonmechanismsandgeneswhichcanhelpintransferringofthesalttoleranceintohigh-yieldingricevarieties.Wehavefocusedontheneedforintegratingphenotyping,genomics,metabolicprofilingandphenomicsintotransgenicandbreedingapproachestodevelophigh-yieldingaswellassalttolerantricevarieties.
简介:<正>1IntroductionSaltLake,asakindofchemicalresources,hasbeenattractedtomanyresearchers,especiallytheresourcesoflithium.Asreported,manykindsofbrinesexistintheworlddependingonthecompositionsofthebrine.Basedonthechemicalcompositionthebrinescanbeclassifiedasthetypesofchloride,carbonate,sulfate.Fordifferent
简介:ThepaperdiscussesthedistributionofQuaternarysediments,occurrenceofsalinemineralsandphasesofneotectonicmovementsandtheirmanifestationsintheQaidambasin.TheformationoffoursuccessivelacustrineterracesinTertiaryanticlinalzonesinthewesternpartofthebasinwasrelatedtotheneotectonicmovementsthattookplace100Kaago,andthedistributionofsuchterracesdiscloses,inaway.theevolutionaryhistoryoftheQuaternarysaltlakes.AccordingtothedistributionoftheterracescoupledwiththedistributionofQuaternarysedimentsandfeaturesofsaltdeposition,fourperiodsofQuaternarysaltlakeevolutioninthebasinmaybedistinguished,whichcorrespondtofourstagesofsaltdepositionrespectively.
简介:<正>ThebrineshrimpArtemiaisoftenabundantlyfoundinhypersalineenvironments.Thelarvae(‘nauplii’)hatchingfromitsdormantembryos(‘cysts’)areacruciallivefooditemforthelarvalstagesoffishandshrimpinaquaculture
简介:Salt-affectedsoilsextensivelydistributeontheearth.Althoughthecausesarevarious,generallyspeakingsalinizationoccurrenceresultsfromtheaccumulationoffreesaltstoanextentthatcausesdegradationofvegetationandsoils.Besides,irrationalhumanpracticeshaveincreasedsoilsalinitybyallowingexcessrechargingofgroundwatertochangethenaturalbalanceofthewatercycleinthelandscape.Thisreducesthesuitabilitytoplantgrowthandincreasesthepotentialforotherformsofland...