Page 190 - 《水资源与水工程学报》2024年第6期
P. 190

!35 "!6 #                         & ' ( ) & * + , -                               Vol.35No.6
               2024 $ 12 %              JournalofWaterResources&WaterEngineering                 Dec.,2024

            DOI:10.11705/j.issn.1672-643X.2024.06.19


                 [B\¹2]^ч9A›?¸W_‹Œ¶·



                                                1,2,3      4         5        1,2
                                         :FF        , G H , 2IA , # J
                 (1. )_j& K³noõá,îl£Yö!wx€z{, )_ 300350;2. )_j& ,kno&p, )_ 300350;
                        3. !m5-+`€‚ƒad·‚ƒ, ¸¹ 100010;4. 7¸òU%3j& Þ7bU½&p,
                              µ7 þc 712100;5. ñT-EœI7î6p~€‚ƒ, ñT ï0 250101)
                 C D: ‡ï°§Ðdò´%eØN÷-]^ÙÚ, ð!jþ·ò´¯ìç1®ö¦¥_rfò´,î, ¤.
                 ½Wl‡+åD>Fhìrfò´,î.úÕÚwFl´。½WÇØœLçl´‘eď½W、 €®ß
                 ØNšDWGÈ, ²-.‘ÓLo.KßK®( tg), G¸ALçú6m½W。‡ç1BCm½W
                 LçÓLog‘, œùŸÓLš\€z, ·«“!h、 ribj¾ 3 šµ›m½WLçGÈJeÄg
                 baMgž®N¤‘„。½¾¿À: eÄgßlÛkli(Chloroflexi)、 žÎli(Proteobacteria)、 û(m
                 li(Gemmatimonadetes) l@nli(Acidobacteria) yüNo@šSp(SNR) lqo@šSp(SNiR) qR<¯(
                 7, lÿ·li(Actinobacteria) yüNrp(SUE) qR<’(7; m½WLçEFœ‘eĚDWNg*
                 ®o{‘ NO—N、NH—N£Ô, lœE(Ô, !h、 ribj¾€zm. NO—N+NH—NaM_ü·
                                                                                         3
                                                                                 3
                              3
                                     3
                 ¸ŽÍ“ 30.57%、16.58% b 15.42%, eÄ NO—N+NH—Nðß·¸ŽÍ“ 30.49%、47.06% b
                                                                3
                                                       3
                47.52%, L½ìlLËdmjELçm½WaMg…ȾmL, rLçm½WeÄgß‘
                 —j。
                 EFG: g; m½WLç; ÓL; ÷-]^; rfò´
                 HIJKL:TV93;S152.7   MNOPQ:A    MRSL:1672643X(2024)06018608
                   Typicalligneousplantrootsaffectnitrogeninsoilinfiltrationprocess

                                            1,2,3
                                                                           5
                                                            4
                                                                                         1,2
                              WANGTaotao       ,ZHANGBei,HUXiaoming,CHENLiang
             (1.StateKeyLaboratoryofHydraulicEngineeringIntelligentConstructionandOperation,TianjinUniversity,Tianjin300350,China;
            2.SchoolofCivilEngineering,TianjinUniversity,Tianjin300350,China;3.MaintenanceBranch,StateGridXinyuanHoldingCo.,
              Ltd.,Beijing100010,China;4.CollegeofLandscapeArchitectureandArt,NorthwestA&FUniversity,Yangling712100,China;
                    5.ShandongProvincialCommunicationsPlanningandDesignInstituteGroupCo.,Ltd.,Jinan250101,China)
                 Abstract:Inresponsetotheseriousurbanwaterloggingandnonpointsourcepollution,mostcitiesin
                 Chinaaresystematicallyimplementingthespongecityconstruction ,inwhichplantsplayanimportantrole
                 asakeyecologicalelement.Plantscouldaffectthesoilstructure,organicmattercontentandmicrobial
                 characteristicswiththeirrootsystems ,andthensignificantlyaffectthewaterquantityandquality(nitro
                 gen )duringinfiltrationprocess,especiallyforligneousplantswithdevelopedroots.Inordertoinvesti
                 gatetheinfluenceofligneousplantrootsonnitrogenduringinfiltration,wecarriedoutsimulationexperi
                 mentsonthreetypicalligneousplantsincludingSophorajaponica,MalusmicromaluandMaluspumila
                 Mill.Thechangesofsoilnitrogenandoutflownitrogen,aswellastheirinfluencingmechanismsaffected
                 bytherootsystemsofthesetypicalplantswereinvestigated.Theresultsshowedthatthenitrogencontent
                 insoilwaspositivelycorrelatedwiththeabundanceof Chloroflexi,Proteobacteria,Gemmatimonadetes,
                 Acidobacteria,aswellastheactivitiesofsoilnitratereductase(SNR)andsoilnitritereductase(S
                 NiR).HoweveritwasnegativelycorrelatedwiththeabundanceofActinobacteriaandtheactivitiesofsoil

                !"#$:20240604; %&#$:20240913
                '()*: !"#$%&'(÷Œ)*(NSFC42277046)
                +,-.: ›XX(2000—), :, !7Y!?, @ABCD, EFGHLMoKßK®ž®(7BC。
                /0+,: S ÷(1985—), :, Z[ð\?, YA, O\], @AD^_, EFGHLMoKßK®ž®N]^WD[5
                        3½BC。
   185   186   187   188   189   190   191   192   193   194   195