简介:<正>SriLankawasnamed"Simhalauipa"inancienttimesanditwasasouth-Asianislandwitharecordedhistoryofmorethan2,000years.OnFebruary4,1948,thecountryformallyannouncedindependenceandadopted"Ceylon"asthestatename.InAugust1978,thecountrychangeditsnameto"TheDemocraticSocialistRepublicofSriLanka"or"SriLanka"forshort.
简介:现在的学习被承担决定病原并且M的isolates的基因差异。从斯里兰卡的湿、中间、干燥的地区收集考虑到的oryzae开发授与持久的抵抗到米饭的米饭变化强风。不重要词法或生长变化在学习的isolates之中存在。基因差异孤立由执行Pot2transposable决定元素基于repetitive
简介:Phosphorus(P)deficiencyinsoilisamajorconstrainforriceproduction.Animportantsetofricegenotypes(landraces,oldimprovedandnewimprovedvarieties)werescreenedforPdeficiencytoleranceintwomajorcroppingseasonsofSriLanka,in2012.TheUltisolsoil,whichwascollectedfromaplotcultivatedwithricewithoutfertilizerapplicationforpast40years(P0)attheRiceResearchandDevelopmentInstitute(RRDI),Bathalagoda,SriLanka,wasusedasthepottingmediumforgreenhousetrials.TwofieldtrialswereconductedinthesameplotsatRRDI.BothP0andP30(30mg/kgP2O5)conditionswereusedinthetwogreenhousetrials.Attheearlyvegetative(threeweeksaftertransplanting),latevegetative(sixweeksaftertransplanting)andfloweringstages,plantheightandnumberoftillersperplantwererecorded.Atthefloweringstage,shootswereharvestedandshootdryweight,shootPconcentration,shootPuptakeandPutilizationefficiencyweremeasured.Alldatawerestatisticallyanalyzedusinganalysisofvariance,regressionandclusterprocedures.ThemeasuredparametersweresignificantlydifferentbetweenP0andP30conditions(P<0.05).HighershootdryweightwasreportedbythericegenotypesH4andMarssunderP0conditions.TheregressionanalysisbetweenshootdryweightandPutilizationefficiencyrevealedthatthestudiedricegenotypescouldbecategorizedtothreePdeficiencytoleranceclasses.Atotalof13genotypescouldbeconsideredashighlytolerantand4genotypesassensitiveforPdeficiency.Theseresultscouldbeusedtoselectparentalgenotypesforbreedingandgeneticstudiesandalsotoselectinterestingvarietiesorlandracesfororganicriceproduction.
简介:<正>AttheinvitationoftheSriLanka-ChinaFriendshipAssociation(SLCFA),a5-memberCAFIUdelegationheadedbySecretary-GeneralNiJianvisitedSriLankafromMarch31toApril2.IntheeveningofMarch31,thedelegationarrivedatColomboAirport.SLCFAPresidentAnandaGoonatillekeandhiswife,
简介:AttheinvitationofThai-ChineseCultureandEconomyAssociation,SriLanka-ChinaFriendshipAssociationandNepalCouncilofWorldAffairs,CAFIUVicePresidentandformerIDCPCViceMinisterLiuHongcaiheadedaCAFIUdelegationtothethreecountriesfromMay17to26.
简介:<正>AttheinvitationoftheChineseAssociationforInternationalUnderstanding(CAFIU),a15-memberSriLankanNGOdelegationcomposedofmembersfromSriLanka-ChinaFriendshipAssociation(SLCFA),AssociationforSriLankaChinaSocialandCulturalCooperation(ASLCSC),
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简介:<正>AttheinvitationofNationalStrategyInstituteofROK(NSI),Japan&ChinaTechnologicalYouthInterchangeSocietyandSriLanka-ChinaFriendshipAssociation(SLCFA),CAFIU’sSecretary-GeneralNiJianheadedafive-memberdelegationtovisitthethreecountriesfromMarch24toApril2.
简介:Thesystemofriceintensification(SRI)isaproductionsystemthatinvolvestheadoptionofcertainchangesinmanagementpracticesforricecultivationthatcreateabettergrowingenvironmentforthecrop.Thissystemwascomparedwithconventionalpracticesandassessedunderorganicandinorganicmanagement.SRIpracticesshowedsignificantresponseinrootnumber,numberofeffectivetillersperhill,daystofloweringandharvestindex.Inaddition,SRIwasfoundeffectiveinminimizingpestanddiseasein...