333 0196 JournalofSoiland WaterConservation Vol.33No.3 Jun.,019 9 %, N, B, (: a : ( @,: a 134 : 10037) (: N @ > <? W,@C" F M? @c<@, <H?[ JK[ B ;[ IU N Z: [ [ <D @ @.@@, <,3 @ c[ XY [ B X B 6, ;[ Freundlich[ ; 6 Freundlich[ ; 6@1/ 狀 <1, Z <F3 @H?[ )! [,! 6Pa.@> @> <> @ @" c <@, <[?R, @ " O, < [? R O < @ " @ X, @ <[?R,,.@3 @, 3 @[? IU Z ^ T T [[ C6@. K )*+: @; ;[ #,-./:X53 01 :A 0 /:1009 4(019)03 037 06 犇犗犐 :10.13870/j.cnki.stbcxb.019.03.054 犃犱狊狅狉狆狋犻狅狀狅犳犌犾狔狆犺狅狊犪狋犲犫狔犛狅犻犾犪狀犱犅犻狅犮犺犪狉 WANG Lin,ZOU Ming,LIU Xiaodong,YU Yuanchun ( 犛狅狌狋犺犲狉狀犕狅犱犲狉狀犉狅狉犲狊狋狉狔犆狅犾犪犫狅狉犪狋犻狏犲犐狀狀狅狏犪狋犻狅狀犆犲狀狋犲狉狅犳犖犪狀犼犻狀犵犉狅狉犲狊狋狉狔犝狀犻狏犲狉狊犻狋狔, 犆狅犾犲犵犲狅犳犅犻狅犾狅犵犻犮犪犾犪狀犱犈狀狏犻狉狅狀犿犲狀狋犪犾犛犮犻犲狀犮犲狊, 犖犪狀犼犻狀犵犉狅狉犲狊狋狉狔犝狀犻狏犲狉狊犻狋狔, 犖犪狀犼犻狀犵 10037) 犃犫狊狋狉犪犮狋 :Inordertodeterminethefeasibilityofbiochartorepairglyphosate contaminatedsoil,theadsorp tionefectofsoilonglyphosatewasstudiedbyaddingdiferentproportionsandtypesofbiochartothesoil. Afteradsorptionkineticsfiting,isothermaladsorptionanalysisandinfraredspectroscopywereused.There sultsshowedthatglyphosatewasstronglyadsorbedinsoil,ricehuskcarbon,bamboocharcoalandbamboo filetcarbon.comparedwithsoil,theotherthreebiocharshadtheshorteradsorptionequilibriumtime.ad sorptionkineticsconformedtothequasi second orderkineticequation,andisothermaladsorptionconformed tothefreundlichadsorptionisothermequation.inthefreundlichadsorptionisothermequation,al1/ 狀 val ueswere<1,whichshowedthattheadsorptionofglyphosatebysoilandthreebiocharswasnon linear,and thedegreeofnon linearity wasbamboofiletcarbon > bamboocharcoal > redsoil > ricehuskcarbon. Addingbiochartoredsoilcouldincreasetheadsorptionofglyphosateinredsoil.Thehighertheratioofbio charaddition,thehighertheamountofglyphosateadsorbedbythesoil.whentheproportionsofbiochar addedinsoilwerethesame,bamboocharcoalwasaddedtoredsoiltomakethehighestamountofglyphosate adsorbedonsoil,folowedbybamboocharcoal,andricehuskcharcoal.theinfraredspectrabeforeandafter theadsorptionofglyphosatebythreebiocharsdemonstratedthatphenol,amine,aromatichydrocarbon,car boxylicacid,carboxylateandadipoetherplayedtheimportantroleintheadsorptionprocess. 犓犲狔狑狅狉犱狊 :biochar;glyphosate;adsorption / FM[! ; E>\?,] K @?? D,, [ K I, [<@, < 34 [1 3] F < M ' [4 5],@ <, -1 [ DE U K ] @ H? [ K, Mayakaduwa [6],F @H?[ ph `,F @[? FTIR U Z 7[[ C6@. K Herath [7] K @ @, Z,[pH 4 X, c, a (8.0%)F [ R :018 11 08 :!"(31670615,3170664);!"([016]39 );$ X56!"(PAPD) : (1993 ),,,,-./034 E mail:954446674@qq.com TU : (1961 ),,&,+, *,-./0< E mail:ycyu@njfu.edu.cn
3 :<D @H?[ K 373 Hagner [8] Z,<@" @ -? @ [? )34@ c? Q@?, DY '.? @. bc?[, Q[ F, & F 1?-, [?< b,] K < > < bd @?[ D >[ K K [9] H b % 8 ; U? <F3 @GW?[,@C[ B ;[ F IU N,[ <@" FMP? @, <F @H?[ K,? KD <? @ > Q S 1 1.1 34\] < UJ b % 8 ; U, 0171 W, J?< U, C1mm C?< 135 X 8 X80min,105 @U$, L:YK @ : a 8(;) 56 @, @@MP _ @ @.@, @ C60 " L :YK Q < <,ph 4.94, QR 39.0mg/kg, 6, 8.93%,53.15% F17.9% Q @@ @F.@. a >,.@ " @, @.? 1. 9 % FG34 0.0500g 3XU( P 99.5%, Z) PQ@ 0I N c1l R#@,DY!P 50 mg/l? 3X0; _ 0.000g <F3 @ 50 ml I @, 10 ml 3 X 0 ; F 10mL0.01mol/L KCl(KCl I ) <F @c ;[;P 5,EUSTU M, XY,<c ; _ 0.5,1,1.5,,.5,3,3.5,4h, @c ; _ 15,30, 45,60,75,90,105,10 min,i I,C 0.45μm, 5mL ;K N!P 1.3 9 % 34 0.1000g 3 X U D Y! P 1000mg/L? Y;0; K Y; 0 ; D a! P? 3 X 0 ; _ 0.000g <F3 @ 50 ml I @, 10 ml KCl, _ 10 ml! P 10, 0,40,80,160,40 mg/l 3X0; <F @c ;[;P 5,EUSTU M1h, 1h I 5min,C0.45μm, 5mL ;K!P? N [10] 1.4 ' [? @DY: @1.00g I @, 40mL!P 100mg/L? 0 ; [;P 5,EUSTU M, M 4h I 5min,I, ;, @ @, 60 [ F[ @ U B1.00mg, 1 00? 1 KBr, K E IU VGW IU, N ab4000~400cm -1, 4cm -1 1.5. F:[ %9 0.1000g 3 X U P Q @ 0I N c 1L R # @,D Y! P 100mg/L? 3X0; 1.5.1 X C 0.000g < 50mL I @, 10 ml KClF 3X0; [ ; P 5,E U S T U M, M 1h 1h I 5min,C0.45μm, 5mL ;K!P? N 1.5. C Y X () 0.000g < 0.000g @(3 @MP _ @ @.@) 50 ml I @, 10mL0.01mol/L? KClF10mL!P 100mg/L? 0; 0.000g @(3 @ M P _ @ @. @) 50mL I @, 10mL0.01mol/L? KClF 10mL!P 100 mg/l? 0 ; 8 H, 10 ml 10 ml 3X0;, XN > [;P 5,EUS T U, M 1h 1h I 5min,C0.45μm, 5mL ;K!P? N [11] 1.6 N : Q? ;5mL 5mL R#, 3 1% F_.5 ml 1% T,.5mL < ;X8 @,100 1 min :,K N <,K I U P [ 570nm U N [1] 1.7 <=>?7-L [[ @??R? % ) :
374 33 狇犲 =[ 犆 0- 犆犲 ] 犞 / 犕 )@: 狇犲 [ [ @? R(mg/kg); 犆 0 VW @ 0;!P(mg/L); 犆犲 X @!P(mg/L); 犞 0;?(L); 犕 @ <? R(kg) XY`,<D3 @H?[,JKX [ B 6GW [13] X [ B 6 : 狋 = 1 狇狋犽 + 1 狋 (1) 狇犲狇犲 )@: 狇犲 狇狋 _ [ D 狋 X 6? [ R (g/ kg); 狋 [ X Y (min); 犽 X [ / (g/(mg min)) LangmuirF Freundlich /K?[ ; 6 [14], K ;[ Langmuir ; 6 : 犆犲 犙犲 = 1 犆犲 + 1 犙 max 犙 max 犓犔 () )@: 犙 max NF[ R(g/kg); 犙犲 [ R(g/ kg); 犆犲!P(mg/L); 犓犔 Langmuir[ / Freundlich ; 6 : 1 狀犙犲 = 犓犉犆犲 (3) )@: 犙犲 [ R(g/kg); 犆犲! P(mg/ L); 犓犉 F 狀 Freundlich[ /.1 9 F % FG 1 ',[ STU, XY?b, <F3 @H?[ R b,[ NXY c[, <a [4h c [,3 @ a [ h c [ <[30 min [ c 78.34%,60 min c84.75%, @[30 min[ c71.40%, 60min c 87.8%, @ [ 30 min [ c 70.44%,60min c 85.38%,. @ [ 30 min [ c76.04%,60min c90.54% <F 3 @[ 30 min M [, [ O O,, [ 0 H <F3 @[ SKX [ B O PGW,, < @ @.@? X [ B 6 犚 _ 0.9989,0.9977, 0.9966,0.999( 1) @CX [ B 6c? O [ R( < @ @. @? 犙 max _.53,1.91,.56,.1 mg/g)1 [ R( < @ @.@? 犙 max _.39,1.67,.4,1.99mg/g)a \],1 9 F % FGO RO. 9 F % LangmuirF Freundlich[ ;OP c [ <F 3 @? ;[ B Z,[ R!P?b ()b, +!P C N,[ Rb ` ( ) J K LangmuirF Freundlich [ ; 6 < F3 @? ; [ S,@ C ` 犚 ' <F3 @? ;[ S, Freundl ich[ ; 6 =c,h < @ @.@[? 犚 _ 0.9971,0.990, 0.9950,0.9899 1/ 狀 [ ;?! 6P,+1/ 狀 <1 X, [ ;!
3 :<D @H?[ K 375,O 0 Z [ ;?! O,+ 1/ 狀 1 X, Z[ ;,Freundlich [ ; 6H < @ @.@[?1/ 狀 _ 0.447,0.4554,0.435,0.4110, 10Z[ <F3 @[?C6@,! [ - K,! 6Pa.@> @> <> @ @C Langmuir[ ; 6 c [ <F3 @ O[?,a[ R, < @ @.@[? O,a _ 6.13,5.03,5.48,5.1mg/g,0Z < [ R, a, @.@3, @[ R, Langmuir[ ;OP@?[ / 犓犔 K [ C6 @[ M?( 犓犔 =0)?(0< 犓犔 <1)?( 犓犔 =1)$?( 犓犔 >1) [ @,? 犓犔 [0.085~0.107,0Z < F3 @[ ( ) MP I1 9 F % FGG< 犙 max/ (mg g -1 ) X [ B 6 犓 犚 <.53 0.07 0.9989 @ 1.91 0.031 0.9977 @.56 0.0 0.9966.@.1 0.036 0.999 MP, 9 F % O RO I 9 F % G< Langmuir ; 6 犙 max/(mg g -1 ) 犓犔犚 Freundlich ; 6 狀犓犉犚 < 6.13 0.104 0.9335.59 0.881 0.9971 @ 5.03 0.085 0.9376.196 0.651 0.990 @ 5.48 0.107 0.9145.361 0.871 0.9950.@ 5.1 0.104 0.9060.433 0.83 0.9899.3 ',-L [? @D @? IU 3, @[? IU [?3 @[3400cm -1 ]? Y >* B,[,%,3451cm -1 c3441cm -1 ( @); 3447cm -1 c3441cm -1 ( @);344cm -1 c 3439cm -1 (.@) @[,1703cm -1?[ c1681cm -1, T@ (-C=O) * B [15], 1637cm -1?[, ",110cm -1? [,[ Bc1090cm -1, * B @[,1440cm -1 [ " T (-COOM) * B. @[1631,1605,1577cm -1 [,1631 cm -1 [ [ `, 1605,1577 cm -1 [ ", [ @ @ ^ -NH `0 B, [1539cm -1? [,[ Bc1534cm -1, @@ @-C=O B EI,
376 33 @F.@[,879cm -1?[ c883cm -1 ; @[,[ /851cm -1 c 856cm -1,? -CH AB B @" c < @ [ R,,. @ 3 @,, Z MP @[ [ ^_ + @[, -, E H< 34@ G @ @, [ @ @ H? E I, X? E I AMPA @[,G 8E <(c 3 I3 89 6 @" R/% MP [ R/mg 0 < 0.589±0.05 @ 0.1010±0.0113 @ 0.1715±0.0145 1.@ 0.1316±0.0161 <+ @ 0.6581±0.0374 <+ @ 0.6697±0.013 <+.@ 0.6619±0.076 @ 0.1665±0.0173 @ 0.18±0.0165.@ 0.1955±0.0149 <+ @ 0.675±0.033 <+ @ 0.6944±0.0181 <+.@ 0.6806±0.016 @ 0.1931±0.017 @ 0.435±0.019 5.@ 0.59±0.0184 <+ @ 0.6805±0.089 B: @ S ±3X ^ <+ @ 0.7075±0.043 <+.@ 0.694±0.0384,3 '.4 P. F:[ %9 @CH [ R, '" N? @c <@ <[?R( 3) + @" 1%X, @ @.@ < [ R _ 11.69%,13.66%,1.34% + @" %X, @ @.@ <[ R _ 14.13%,17.85%,15.51% + @" 5%X, @ @.@ <[ R _ 15.50%,0.08%, 17.8% + @" X, @" c <@ <[ R,,.@3, @, + @ M X, @" O, <[ R*O @" O, <[?R O, Z" @, E <@? <@" @ X, 3 X [ B OP @C[[ F [ Y $?? [? X [16], Z <F 3 @ H? [ -. [? H <F3 @[?B B, <F3 @[?, 30 min,-. <F @[, Q `?0, XY` ' [ S,[ E <,a[ R 3 @, @ c[ XY`<, -. @,a [ R H <, @. D. 7 [17] 3 @[? ^_,,a[ R?a _ @>.@> @,-. : 3 @? ph,. @ph,, @ph,,ph @[ R?.,pH O [ R O ; 3 @ RF,.@ H @. R=?, @
3 :<D @H?[ K 377,. =?[ R LangmuirF Freundlich[ ; 6@ J 犚 >0.90,0 Z [ S c LangmuirF Freundlich [ ; 6 Langmuir[ ; 6 Z<F3 @H?[ *[ C6; Freundlich [ ; 6 Z <D @H?[ *[ [18], @C ` 犚?a,0Z Freundli ch[ ; 6 ` Langmuir[ ; O P =c,0z <D @H?[ * [ - IU @[,- [ F " @ C I U, '? [, IU ` @CH7`, 3 @ [ F 1, I, @@ T 1,.@@ ^ 1, @@ ^ T 1 @? IU Z ^ T T [[ C6@. K [19] 4 (1) [ [ < @ @.@@, <, @ @.@ c[ XY ()[ B X B 6, Z < F3 @[? ) [ - <F3 @H? ;[ Freundlich[ ; 6,0ZH?[ *[ Freun dlich[ ; 6@1/ 狀 <1, Z <F3 @H?[ )! [,.! 6Pa.@> @> <> @ (3) <@" N @, < [ QR @" O, <[?R O <@" @ X, @" c <@ <[ R,,.@3 @, (4)3 @[? IU Z ^ T T [[ C6@. K GS01: [1] Widenfalk A,BertilssonS,SundhI,etal.Efectsof pesticidesoncommunitycompositionandactivityofsed imentmicrobes responsesatvariouslevelsofmicrobial communityorganization [J].EnvironmentalPolution, 008,15(3):576 584. [] SanninoF,GianfredaL.Pesticideinfluenceonsoilen zymaticactivities [J].Chemosphere,001,45(4): 417 45. [3] :,X(. H <? [J].,005,44():59 6. [4] 5,,,. H Z < M '? [J].Z:,014,6(5):431 437. [5]. H < '? [D]. 9 a :9 a,009. [6] MayakaduwaSS,KumarathilakaP,HerathI,etal.E quilibriumandkineticmechanismsofwoodybiocharon aqueousglyphosateremoval[j].chemosphere,016, 144:516 51. [7] HerathI,Kumarathilaka P,Al Wabel M I,etal. Mechanisticmodelingofglyphosateinteractionwithrice huskderivedengineeredbiochar [J].Microporousand MesoporousMaterials,016,5:80 88. [8] HagnerM,HalmanS,JauhiainenL,etal.Birch(Bet ulaspp.)woodbiocharisapotentialsoilamendmentto reduceglyphosateleachingin agriculturalsoils [J]. JournalofEnvironmentalManagement,015,164(3): 46 5. [9] X #,,J Z,. @ H? [ D GP[J].<,017,54(6):3 15. [10] X,. [- @?[ W [J]. : ( a ( ),013,(6): 399 40. [11] MayakaduwaSS,KumarathilakaP,HerathI,etal. Equilibriumandkinetic mechanismsofwoodybiochar onaqueous glyphosateremoval [J].Chemosphere, 016,144:516 51. [1] BhaskaraB,NagarajaP.DirectSensitiveSpectropho tometric Determination ofglyphosate by using Nin hydrinasachromogenicreagentinformulationsand environmental watersamples [J] Helvetica Chimica Acta,006,89(11):686 693. [13] TuYJ,YouCF,ChangCK.Kineticsandthermody namicsofadsorptionfor Cd on green manufactured nano particles [J].Journalof Hazardous Materials, 01,35/36():116 1. [14],a,,.: <H?[ [J]. 34,018,7(8):1563 1568. [15] O,XK,aW,. ] IU? @, [J].,018,46(4):609 615. [16] ",,Y,. : @? D H? [ [J]. 3 4,018,37 (1):17 178. [17], $,B,. F' @H I?[ D D[J].34,017,38(5):161 171. [18] /, (,,. DY E @ H F?[ [J].3 4,017, 37(7):680 690. [19],,,. K] IU @ [J]. 1 34,018,34(3):8 87.