326 201812 JournalofSoiland WaterConservation Vol.32No.6 Dec.,2018 WX)] [ &- 1, 1,V 1,V + 2,3, 1,5 1,3 (1. 8 7:;, 100193;2. 28 Q., 276700;3.$ 8 &7 ) #$\, 276700) (: [) @ \0 OT :29T: *,Z G,G, :, % :2(0,0.05,0.1,0.25,0.5,1.0g/L) ) ) (EDTA)9 [) (ph=4) : *(1,12,24,48,72h) &1 1\9 0A2 1\ 0 1 : EDTA 9 &1\ 0 T [) :20.05g/L,: * 12h EDTA 9 1\ 32 9 )2 ( 3 ` 1 1) 1\ 0 O T [ ) :20.5g/L,: *12h;R ` 2 \? [ ) : 2 0.5g/L,: * 1h V G W, O@ 0 EDTA, MH H 39` 2 O\ )*+:[) ;2 \;0 @ ;: *;: :2,-./0:X53 1 :A 1 0:1009 2242(2018)06 0302 07 犇犗犐 :10.13870/j.cnki.stbcxb.2018.06.043 犈犳犳犲犮狋狅犳犇犻犳犳犲狉犲狀狋犆狅狀犮犲狀狋狉犪狋犻狅狀犪狀犱犈狓狋狉犪犮狋犻狅狀犜犻犿犲狅犳犆犺犲犾犪狋犻狀犵犃犵犲狀狋狊犳狅狉狋犺犲犛狅犻犾犘犺狅狊狆犺狅狉狌狊犈狓狋狉犪犮狋犻狅狀犻狀犘 狊狋犪犫犻犾犻狕犲犱犛狅犻犾狊 WANG Qi 1,FANBingqian 1,ZHANGShuai 1,ZHANG Qiang 2,3,CUIJianyu 1,CHEN Qing 1,3 (1. 犆狅犾犲犵犲狅犳犚犲狊狅狌狉犮犲狊犪狀犱犈狀狏犻狉狅狀犿犲狀狋犪犾犛犮犻犲狀犮犲狊, 犆犺犻狀犪犃犵狉犻犮狌犾狋狌狉犪犾犝狀犻狏犲狉狊犻狋狔, 犅犲犻犼犻狀犵 100193;2. 犓犻狀犵犲狀狋犪犈犮狅犾狅犵犻犮犪犾犈狀犵犻狀犲犲狉犻狀犵犌狉狅狌狆犆狅., 犔狋犱., 犔犻狀狔犻, 犛犺犪狀犱狅狀犵 276700; 3. 犖犪狋犻狅狀犪犾犓犲狔犔犪犫狅狉犪狋狅狉狔狅犳犖狌狋狉犻犲狀狋犐狀狋犲犵狉犪狋犲犱犕犪狀犪犵犲犿犲狀狋, 犔犻狀狔犻, 犛犺犪狀犱狅狀犵 276700) 犃犫狊狋狉犪犮狋 :Inthisstudy,theextractingexperimentwasconductedtoinvestigatetheefectofEDTAandcitric acid (ph=4)onp mobilizationininthegrainfieldsoil,greenhousesoilandp stabilizedgreenhousesoils underdiferentconcentrations(0,0.05,0.1,0.25,0.5,1.0g/l)anddiferentextractiontimes (1,12, 24,48,72h),tomakesuretheoptimalconcentrationandextractiontimeofchelatingagenttoextractsP fromsoils.theresultsindicatedthattheoptimalconcentrationandextractiontimewere0.05g/land12h foredtaandcitricacidingrainfieldsoil.theoptimalconcentrationandextractiontimewere0.5g/land 12hforEDTAandcitricacidingreenhousesoil,alum stabilizedsoilandmixed stabilized(alum dolomitewas 1 1)soil.Theoptimalconcentrationandextractiontimewere0.5g/Land1hforEDTAandcitricacidin dolomite stabilizedsoil.generaly,theefectofcitricacidwasbeterthanthatofedta,especialyinalum anddolomitestabilizedsoil. 犓犲狔狑狅狉犱狊 :chelatingagents;p stabilizedsoil;phosphorusmobilization;extractiontime;concentration G9 G> / \0 F]^% [1 3] O% [4 6] 1,\ 0 O HC \0 O FR % O Q,/ \[ #O0 <! ^ M & O G $ ] ^ Zhang [7] % 1, : S9^S7 OG $]^, [ F 15% ~35% O 1 9 a O 0 -! 9 [F70%O&1FG \ O0 U7\ 7 O * < K &2 F,LY 20 90 b G \ 0 2 AB \0 O 7HC, 0 -! OG $ ]^[8 10] ;Huang [11] O1* 1, G, G9 3O )K20,0 10 cm O M 3 : 0 D 0 <200mg/kg;Es lamian [12] 6 [13] O% 1,` H$ :2018 05 21 : #$%&'!" / [ 9# N 3 (2016YFD0801006) : (1994 ),,# % 2,3456 [ % E mail:13263381020@163.com :S. (1969 ),, <=,3456 7:; % E mail:cuijy@cau.edu.cn
6 : :2[) 9: * \0 % 303 \0 <!,5R 0 O HC _H0 H,S @K2 0O \0 O @ \ K 90 #4 G,G ( O\ G, 0$ N GB # \ O 0 K, 0 O [14],R[) [) NS,70 A\ F $, 0 [15 16] LY I :(1) [) O T @ A 39` 2 O \0 ;(2) SI: :29: * PT @ % O $ % / 2 OG,G G,Z G B (NY1429 2010),H :, &1\9 1\ V, [), :29: * 2 \0 O,_ T 0 O 1 )*&+, 1.1 MN 20181 \[ \ ( 2I\ H 4 [ 3,&1\H I3 0 30cm &1\; 1\H 0 30cm 1\ \ HQ, `@K 9E,% 2mm ab 1 \ 2% 1 3 2% ` 1%1 391%` )K,,T 1* O70%, $15 3I 2 \ \ 11 91 M &; I \ ph 犈犆 / Olsen-P/ CaCl2-P/ TP/ TN/ ( μ S cm -1 ) (mg kg -1 ) (mg kg -1 ) (g kg -1 ) (g kg -1 ) &1\ 8.03 153 7.39 0.1 0.95 0.87 1\ 7.83 245 160.00 15.1 1.90 0.75 32 7.60 2050 97.60 1.6 1.85 0.86 ` 2 8.84 289 152.00 4.0 1.91 0.77 )2 7.79 1284 98.80 3.0 2.06 0.79 1.2 MN I L G,G G B & (200~ 250 )O ph 4~5, : 2 0.4~0.5 g/l(ny1429 2010) ZVY, % O : / ' 2 I [ ) (EDTA,H ) 5I\(&1\ 1\ 32 \ ` 2 \ )2 \),6I : : 2(0,0.05,0.1,0.25,0.5,1.0g/L)95I: * (1,12,24,48,72h)/' +, '300/, / / 3/#: G :6 3.00g \, 50 ml/@`bs, /' : 2[) ( V9 K ph 4), 30mL [) \@S, 2~3 @ 2 K @ 25 180r/minO:X; 4000r/minS 5min 0, 0.45μm :,! [17] 1.3 L : J 0(MRP) H L ; 0(TP) H 6 1 J L [18 20] : 0:2 犆 (mg/l)1,: 0 犘 (mg/kg)1,'l : 犆 = 犿 / 狏 (1) 犘 = 犆犞 / 犕 (2) : 犿 0 ( μ g); 狏 GF (ml); 犞 : GF(30mL); 犕 \ (3g) J 0 (MUP)= 0 (TP)- J 0(MRP) (3) 1.4.V ] $' H MicrosoftExcel2013, F H IBM SPSSStatistics17, ] 3V#:O 71, \ FM H LSD, \ / α=0.05 2 -&./ 2.1 [ K \K &,-.V H EDTA 9 2I[) : &1\ 9 1\,M: J 09 0: 1 9 2 5 1, &1\,[ ) J 0O: \, 0O: [) :2 0.05g/L O 9: 2>0.05g/L O [) :2 0.05g/L, 0: : *O c
304 32 : 12h9: 48h 0: PT 7, P] 7 Y,_ : 12h J 0 : \ : 48h J 0: : 24,72h, J 0 9 0 O : : 12,72h \,_ : 72h O 24h O W, 1~72h *,0 BA :,_ 12h T :,R : 24h,: O 0 ' A \ F,> 0 V : 48h,0 V A : : 72h,0 V A \ F,_H^ [ ) : 0 O F $, A FO 24h [) O:2 >0.05g/L,M &1\ 0 O ^: 2, &1\, [) :2 >0.05g/L,[) O7 0 O : *1 [) :2 *FM 5% \ -1 WX )] 犈犇犜犃 K &,- -2 WX )] 犈犇犜犃 \K &,-
6 : :2[) 9: * \0 % 305 1\,[) 0 O: :2O R,_ : *O,:2 0.25g/ L [) O0 : 7 V H7[) NS 90 *O! # [) :2 0.1g/L,[) O! # J b #O b (,> : *O,[)K O NS V70 ) 0!, [) O : & : 0 O,R [) :2>0.1g/L,! # OJ b # b (,: 0 &19 1 \ W, \0 92 O, [)!, 0,_A O0 U A V F,^ + ),0:2O[ ) [ \0 O \0 92 0O,0 A UA V F,_H :2O[) : 0 \ 2.2 [ _WX [ &,-.V H EDTA 9 2I[) : 32 ` 2 9 )2,M: J 09 0: 3 4 9 5 ^ 3,[) 3 2 \ O 0 \O:,P : [ ) : 2 R,_7 2, [) 32 \ O J 0 9 0 : M 1\ O0 :,EDTA 92%, 79% ^ 4,EDTA 9 : ` 2 O 0,! : M 1\ O:, \0 M 32 O: 7 2 O0 :, :29: *,EDTA 35%, 51%,_7 3,ED TA 668%, 127% :2 [ ) : : * O : 72h, S : 2 O0 : 7 V a \ F M ^ 5,[) ) 2 O 0 : Y M 32 O:,_7 3 O0 :, :29: *,EDTA 166%, 55% ^[) 3I2 \ 0 O : W, EDTA A 3 2 O 0,! :2,,_ \ A 32 0 O \,P:2O \,_ b A 2 O 0 EDTA 9 A ` 2 O 0,_ : *O : ) 39` 2 0?H,I O,, [ ) 39` & 2 0 O ;M, [[) A )2 2 O0 O [ -3 WX )] 犈犇犜犃 N,-
306 32-4 WX )] 犈犇犜犃 N \,- -5 WX )] 犈犇犜犃 N,- 2.3 [ &- ^ 1, &1\,EDTA 9 O T 0 : : 2 0.05g/L,: * 12h ^ 2~ 5, 1\ 32 \ ` 2 \ 9 ) 2 \,EDTA 9 O 0 : :2 R,_1.0g/L O[) :2O0 G [) O :2,LY 0.5 g/l EDTA 9 OT 0 : :2 0.5g/LEDTA 9 1\ 32 \ ` 2 \9 )2 \ : * O 0: c) 13 ^13,EDTA 9 1\ 32 \9 )2 \ : 0 OT : * 12h,R ` 2 \ OT : * 1h 3 1 0 3.1 [ &,- &1\ 0 92,, 7 0 F )O $ [21 23],A[) O0 U
6 : :2[) 9: * \0 % 307 A\ O 9 *J K F, 7 S O S S 9*S 2 ), 0 : )K V \ [22 23] I O _,U VA #, 0 [24],& 1 \ A: O34H J 0 [25] [) :2O 0, J O: \ H^ [) #S _+,R J09 G 801[ _+,[) O7 J09 G80O,PI [) :2O R [26 27] 1\,[) : 0 O [) :2O 0R H^ [) NS 90 * 7! # [28] ED TA [) [) N[)KO #20 0 K [29], 0! # 5B[)K O NS, R V ) NS,! R [) :2O,J b[)k2 O b (,LY: O0 [) :2O R 93 WX [ & 2- :mg/kg \ 1h 12h 24h 48h 72h 1\ 32 EDTA 54.4b 65.5a 65.2a 65.2a 65.3a 75.3c 89.3a 86.0ab 85.5ab 82.5b EDTA 5.4b 6.2a 5.0bc 5.2bc 4.7c 21.3a 21.7a 14.9b 14.8b 14.2b EDTA 48.9a 45.8b 37.6c 35.4c 34.8c ` 2 65.0a 51.7b 35.0c 27.4d 24.0e )2 EDTA 14.3b 17.0a 11.4d 13.0c 14.5b 29.6b 33.2a 24.9c 22.6c 22.6c :1 ]* *1 : * * F M 5% \ 3.2 _ [ [ - 32 \, :2 [) O: \ M 1\ O,M L, 3 Ca-P Al-P [30] Ca-P H / \ 0P@ 0O0 [31],R Al- PO@ Ca-P, L Y, [ ) : 0 O, 1\ : O34H Ca-P, R 32 : O 3 4 Al-P,@ 0 O Ca-P U A :,0 : 0 [24] ^ 4, ` 2 \, :2[) O0 : * O,M L ` [30] ` O34 <, #2,M O <S a \ SO0 LY / \ `,! F, CaCl 2 P,_ 0 _ a \ [30] [) O O,` #,M O <S \ G,7M O0 ), 0 0 < 0 <U!,2 0 [30] LY, ` 2 \,[) 0 O : : 1h \,_H : * O,: ^ 5, )2 \,[) O0 : c CD7M 3 2 \,H^ 3 P #, $ 39`, 3 B # R ph, #, ` [31], R 2 0 )2 \,! 3O 32 O1/2,_H2 0, ^ 9* (2, )2 Ca P9 Al PO [32] Ca P Al P U A :,L Y : O [ ) )2 0 O: 0 M 32 0 O: % H : [) \0 O@,_ \ P: OJ B 2,LY \ 1*, % [) O:2 0 " - GB [) O :2 LY % 0 @ O Z 7 4 0 (1)EDTA 9 \@ \ O0 &1\,EDTA 9 @ 0 O T :20.05g/L,: 12h,M@ :2 : *O R 1\ 32 \ 9 )2 \,EDTA 9 @ 0 O T :20.5g/L,: 12h ` 2 \,EDTA 9 @ 0 O T : 2 0.5g/L,: 1h (2)EDTA 9 &1\ 0 O: F,0 : 2 1 \ 0 O,R 1\93I2 \ 0 O,P :2O R (3) 3 0 O2 `,P[) A 32 0 O HC F,R ` 2 0 O HC (4) : 0 O c G ED TA,P 3I2 \, 39` 2 \ \ @ 0 O,_ EDTA ` 2 O\ @ \ CD1 : [1] 0J,, U,.T G G / 9\$ # N F O [J].,2017,33(17):200 207. [2] U. G / 1\0 87 O [D]. :,2015. [3], U, -,. G /! " 9 \V0 F O [J]. : ;,2014,33
308 32 (8):1560 1568. [4] J. \0 F W B % [D]. :,2011. [5]., 2. \ 0 ( L % [J].,2000,23(3):36 45. [6] DouZX,RambergCF,TothJD,etal.Phosphorus speciation and sorption desorption characteristics in heavilymanuredsoils[j].soilsciencesocietyofameri cajournal,2009,73(1):93 101. [7] ZhangW L,Shu XiaW U,Hong JieJI,etal.Estima tionofagriculturalnon pointsourcepolutioninchina andthealeviatingstrategiesi.estimationofagricultur alnon pointsourcepolutioninchinainearly21century [J].ScientiaAgriculturaSinica,2004,37:1008 1017. [8] MurnaneJG,BrennanRB,Healy M G,etal.Useof zeolite with alum and polyaluminum chlorideamend mentsto mitigaterunoflossesofphosphorus,nitro gen,andsuspendedsolidsfromagriculturalwastesap pliedto grassed soils[j].journalof Environmental Quality,2015,44(5):1674 1683. [9] ChenGC,HeZL,StofelaPJ,etal.Useofdolomite phosphaterock (DPR)fertilizerstoreducephosphorus leachingfrom sandysoil[j].environmentalpolution, 2006,139(1):176 182. [10] NovakJ M,WatsD W.Analum basedwatertreat mentresidualcanreduceextractablephosphoruscon centrationsinthreephosphorus enrichedcoastalplain soils[j].journalofenvironmental Quality,2005,34 (5):1820 1827. [11] HuangL,MoorePA,KleinmanPJ,etal.Reducing phosphorusrunofandlleachingfrom poultryliter withalum:twenty yearsmalplotandpaired water shedstudies[j].journalof Environmental Quality, 2016,45(4):1413 1420. [12] EslamianF,QiZ,Tate M J,etal.Phosphorusloss mitigationinleachateandsurfacerunoffrom clay loamsoilusingfourlime basedmaterials[j].waterair andsoilpolution,2018,229(3):97. [13] 6,,> <,. \ b ph +< < 0 O [J]. %,2014,35(5):618 623. [14] LiangX Q,TianG M,HuaLI,etal.Studyonchar acteristicofnitrogenand phosphoruslossfrom rice fieldbynaturalrainfalrunof[j].journalofsoilwater Conservation,2005,19(1):59 63. [15] Taghipour M,JalaliM.Efectoflow molecular weightor ganicacidsonkineticsreleaseandfractionationofphos phorusinsomecalcareoussoilsofwesterniran[j].en vironmental Monitoring and Assessment,2013,185 (7):5471 5482. [16] Badr M A,Taalab A S.Releaseofphosphorusfrom rockphosphatethroughcompostingusingorganicma terialsanditsefectoncorngrowth[j].buletinofthe NationalResearchCentre,2005(6):629 638. [17] WangY Z,Joann K W,ChenX,etal.Mechanisms foralteringphosphorussorptioncharacteristicsinduced bylow molecular weightorganicacids[j].canadian JournalofSoilScience,2016,96(3):289 298. [18] HedleyMJ,StewartJW B,ChauhanBS.Changesin inorganicandorganicsoilphosphorusfractionsinduced bycultivationpracticesandbylaboratoryincubations [J].SoilScienceSocietyofAmericanJournal,1982,46 (5):970 976. [19] CondronL M,NewmanS.Revisitingthefundamentalsof phosphorusfractionationofsedimentsandsoils[j].journal ofsoilsandsediments,2011,11(5):830 840. [20] Negassa W,LeinweberP.Howdoesthe Hedleyse quentialphosphorusfractionation reflectimpacts of landuseand managementonsoilphosphorus:a re view[j].journalofplantnutritionandsoilscience, 2009,172(3):305 325. [21] 2, _, J,.0 FB Dc M7 \0 8 \ J O [J].@ K $ 7GB,2005,11(1):33 39. [22] T,,. \ 0 9 2 M 0 9 O [J].@K $7GB,2006,12 (4):544 548. [23] ChenY,LiF.Efectoforganicacidsonsoilphosphate absorbingcapacities[j].journalofhubeiagricultural Colege,1998,18(2):121 124. [24] SX.\ 0 OK J [D]. : ;,1988. [25]! C. 1 \ 0! % [D]. :,2009. [26], _, 2,. J G C\0 O@ [J]. %,2012, 30(4):60 64. [27],, 6,. J > J 0 O [J].\,2008,40(4):566 570. [28], _, 2,. J > \ J0 O [J]., 2012,26(4):167 171. [29] DeanE.Lange shandbookofchemistry[m].newyork: McGraw HilBookCo.,1985. [30] \7,T,8,. J <9U 3 1 00\@ 0O [J]. :;,2018, 37(5):948 955. [31], 1,,. J > \0 8 O [J]. \, 2005,36(6):856 860. [32]./ \0 8 M2K O% [D]. :,2006.