,2018,38(7):1332-1339 犃犮狋犪犅狅狋. 犅狅狉犲犪犾. 犗犮犮犻犱犲狀狋. 犛犻狀. :1000 4025(2018)07 1332 08 犱狅犻 :10.7606/j.issn.1000 4025.2018.07.1332 "#$%&' ()*+,-. /01 1, 2, 1, 1 (1 &' A, B 350002;2 CD'E, CD 350212) 2 3: B FGHIJKL4MNO K P Q R S T U V W X T U L 4 Y / 0, Z[\]^_ `a b c, ` 3 ` a b c O T :(1) K VRSTUO δ 13 C 3 PQ ( 犘 < 0.05), K R S T U WXTU O δ 13 C ;R S T U W X T U O δ 15 N K V P Q (2) [ `a bc' Y: K >RSTU> >WXTU> PQ, K O 犠犝犈 PQ36.87%, 3 O `a bc (3) ' Y:R S TU>WXTU> PQ> > K, RS T U V W X T U 3 K ; ' Y: PQ>RSTU>WX T U > K >, P Q 3 K W X T U ; VWXTUL4 O N/P PQL4, O N/P (4) δ 13 C 3 N T, δ 15 N 3 N T ( 犘 < 0.01) /0,FGJK [ L4 `a bc N/P +, `a bc3 T, FGJKIG `a b co 45:FGJK;L4; Z[\]; `a bc; ` 67 8:Q948.112 +.3 9:; :A 犆狅犿狆犪狉犻狊狅狀犪狀犱犚犲犾犪狋犻狅狀狊犺犻狆犃狀犪犾狔狊犻狊狅犳犠犪狋犲狉犝狊犲犈犳犻犮犻犲狀犮狔犪狀犱犉狅犾犻犪狉犖狌狋狉犻犲狀狋犆狅狀犮犲狀狋狉犪狋犻狅狀狊犻狀犇犻犳犲狉犲狀狋犜狉犲犲犛狆犲犮犻犲狊狅犳犛狅狌狋犺犲犪狊狋犆狅犪狊狋犪犾犃狉犲犪 GELulu 1,LIN Yu 2,MENG Qingquan 1,HEZongming 1 (1 ColegeofForestry,Fujian Agricultureand Forestry University,Fuzhou350002,China;2 Changle DaheState owned ProtectionForestFarmofFujianProvince,Changle,Fujian350212,China) 犃犫狊狋狉犪犮狋 :Westudied 犘犻狀狌狊犲犾犻狅狋犻, 犆犪狊狌犪狉犻狀犪犲狇狌犻狊犲狋犻犳狅犾犻犪, 犈狌犮犪犾狔狆狋狌狊狌狉狅狆犺狔犾犪 犈. 犵狉犪狀犱犻狊, 犃犮犪 犮犻犪犮狌狀狀犻狀犵犺犪犿犻犪 and 犃. 犪狌犾犪犮狅犮犪狉狆犪 plantationsinthecoastalsandylandoffuzhoucity,measuredtheir wateruseeficiencybystablecarbonisotopemethod,andexploredwateruseeficiency( 犠犝犈 ),nitrogen (N)andphosphorus(P)statusoffoliaraswelastheirrelationships.Theresultsshowedthat:(1)Therewere significantdiferencesinfoliarδ 13 Cbetween 犘. 犲犾犻狅狋犻 and 犈. 狌狉狅狆犺狔犾犪 犈. 犵狉犪狀犱犻狊, 犃. 犮狌狀狀犻狀犵犺犪犿犻犪 and :2018 03 19; :2018 05 19 : (31570604,41371269);!"#($ [2014]2%); &'!:())(1992-),*,+,-./01, 1231245/0 E mail:1293447419@qq.com 6789::;,/0,-.1, <=3>?@/0 E mail:hezm2@126.com
7N ()), :FGJKL4 `a bcv ` S? ` 1333 犈. 狌狉狅狆犺狔犾犪 犈. 犵狉犪狀犱犻狊 ( 犘 <0.05).However,therewasnosignificantdiferenceinfoliarδ 13 Camong 犘. 犲犾犻狅狋犻, 犆. 犲狇狌犻狊犲狋犻犳狅犾犻犪, 犃. 犮狌狀狀犻狀犵犺犪犿犻犪 and 犃. 犪狌犾犪犮狅犮犪狉狆犪.Thefoliarδ 15 Nof 犃. 犮狌狀狀犻狀犵犺犪犿犻犪 and 犃. 犪狌犾犪犮狅犮犪狉狆犪 weresignificantlyhigherthanthoseof 犘. 犲犾犻狅狋犻, 犆. 犲狇狌犻狊犲狋犻犳狅犾犻犪 and 犈. 狌狉狅狆犺狔犾犪 犈. 犵狉犪狀犱犻狊.(2) 犠犝犈 variedwithdiferenttreespeciesintheorderof 犘. 犲犾犻狅狋犻 > 犃. 犮狌狀狀犻狀犵犺犪犿犻犪 > 犆. 犲狇狌犻狊犲狋犻犳狅犾犻犪 > 犃. 犪狌犾犪犮狅犮犪狉狆犪 > 犈. 狌狉狅狆犺狔犾犪 犈. 犵狉犪狀犱犻狊.The 犠犝犈 offoliarof 犘. 犲犾犻狅狋犻 was significantlyhigherthanthatof 犈. 狌狉狅狆犺狔犾犪 犈. 犵狉犪狀犱犻狊 36.87%,buttherewasnosignificantdifer enceinwateruseeficiencybetween 犘. 犲犾犻狅狋犻 andotherspecies.(3)thefoliarnconcentrationofeach speciesinturnwas 犃. 犮狌狀狀犻狀犵犺犪犿犻犪 > 犃. 犪狌犾犪犮狅犮犪狉狆犪 > 犈. 狌狉狅狆犺狔犾犪 犈. 犵狉犪狀犱犻狊 > 犆. 犲狇狌犻狊犲狋犻犳狅犾犻犪 > 犘. 犲犾犻狅狋犻.Therewasasignificantdiferencebetween 犃. 犮狌狀狀犻狀犵犺犪犿犻犪 and 犘. 犲犾犻狅狋犻, 犃. 犪狌犾犪犮狅犮犪狉狆犪 and 犘. 犲犾犻狅狋犻.ThefoliarPconcentrationofeachspeciesinturnwas 犈. 狌狉狅狆犺狔犾犪 犈. 犵狉犪狀犱犻狊 > 犃. 犮狌狀狀犻狀犵犺犪犿犻犪 > 犃. 犪狌犾犪犮狅犮犪狉狆犪 > 犘. 犲犾犻狅狋犻 > 犆. 犲狇狌犻狊犲狋犻犳狅犾犻犪.Therewasasignificantdiferencebe tween 犈. 狌狉狅狆犺狔犾犪 犈. 犵狉犪狀犱犻狊 and 犘. 犲犾犻狅狋犻, 犈. 狌狉狅狆犺狔犾犪 犈. 犵狉犪狀犱犻狊 and 犆. 犲狇狌犻狊犲狋犻犳狅犾犻犪, 犈. 狌狉狅狆犺狔犾犪 犈. 犵狉犪狀犱犻狊 and 犃. 犪狌犾犪犮狅犮犪狉狆犪.ThefoliarN/Pof 犆. 犲狇狌犻狊犲狋犻犳狅犾犻犪 and 犃. 犪狌犾犪犮狅犮犪狉狆犪 was significantlyhigherthanthatof 犈. 狌狉狅狆犺狔犾犪 犈. 犵狉犪狀犱犻狊.Therewasnosignificantdiferenceinfoliar N/Pamongtheothertreespecies.(4)Thefoliarδ 13 Cshowedasignificantsecond degreeparabolacorrela tionwiththefoliarnconcentration.thefoliarδ 15 N wasextremelysignificantlypositivelycorrelatedwith thefoliarn concentration( 犘 < 0.01).Thestudyfoundthatthere wasasignificantdiferenceamong 犠犝犈,foliarNconcentration,foliarPconcentration,andN/P.Inaddition, 犠犝犈 hadsignificantlynega tivecorrelationwithfoliarnconcentrationandfoliarpconcentration.thefoliarnandfoliarpconcentra tionwouldbekeyfactorsafecting 犠犝犈 incoastalshelterbelttreespeciesincoastalsandyland. 犓犲狔狑狅狉犱狊 :southeastcoastalarea;plantation;stablecarbonisotopes;wateruseeficiency;nutrientstatus,, 1, K O [1] 8Y IG OFGJK, < <, `, YK 1CO Y, 1, O!"# 6$ %& ' $5O!"6$ 8 () *[ CO 2,+!"6$,-8./, [2] 011 O, 2 34 05 6 K 7 & Z [ 3 ` 8. O [3],9# `a bc( 犠犝犈 ) O 犠犝犈 :;' + Z $ 5 O T 8 3 O O [4] #<,= > 犠犝犈 O / 0? @ A B O 犠犝犈 + B,6 C a D E > ` _ O cv %, _F +GH_ IO JHF, KFLMCNO1 5O O [5],,!^ H VJH `a b c / 0 C N ` a b c O / 0, Z[\]^ #<O!^[6] Z[\]P F(δ 13 C) QR' CO 2 OZ[\]SF, VT CO 2 ( 犆 i)3 ' CO 2 ( 犆 a)s F ( 犆 i/ 犆 a) T [7], δ 13 C 3 犆 i/ 犆 a O [8], δ 13 C U8YVW 犠犝犈 O XY;F,!^_ H,,?6K QRO `,*+Z@/0 [\ b,] 1C+ O [9] #<, 犠犝犈 ' O/0, 12 ^ Z 3 ` $5O _ `a 犠犝犈 O ]5@,bc ` V' CO 2 [10 14] O ` U QR12 ^ ` 3 Z O (N)V (P) T @ V `O `, K12 ^1 O, O Y, 1 = C H O O' ] [15 16] 3 S (N/P) V 1 C 0 OY,U 1CO ` [17] O ` 6 $ 8 c % 犠犝犈 #<>! "O/0?@ [18 22],=O/0? [2,12,23 24], IG `a bc3 ` O/0 [ `3 `O, /0 K L412 ^O `a bc3
1334 38 ` O K O /06$_ FGJK5 L4 ( K PQ RSTUVW XTU) Z[\]P F(δ 13 C), L 4 `a bc,:; ` 3 ` a bc O T, N IGJKN FGJKO` O MN! O 1 /0K 3/0!^ 1.1 /0 \ C D ' E (119 40 43 E,25 57 59 N), IG M" 345.9hm 2, G, H 2000~2300h, N 326d, 19.2, T 80%, V@, 1382mm,,C 250d, @ 1+ O7 ~8, 4~6 /0 G 10 m,, Y 6~10 m O F G J,< V 5, [,IC ( 犔犪狀狋犪狀犪犮犪犿犪狉犪 ) - ( 犚狅狊犪犫狉犪犮狋犲犪狋犪 ) ( 犚狌犫狌狊狆犪狉狏犻犳狅犾犻狌狊 ) 1.2 <= 2003 MNO K ( 犘犻狀狌狊犲犾犻狅狋犻 ) ( 犆犪狊狌犪狉犻狀犪犲狇狌犻狊犲狋犻犳狅犾犻犪 ) P Q ( 犈狌犮犪犾狔狆 狋狌狊狌狉狅狆犺狔犾犪 犈. 犵狉犪狀犱犻狊 ) R S T U ( 犃犮犪犮犻犪犮狌狀狀犻狀犵犺犪犿犻犪 )VW X T U ( 犃. 犪狌犾犪犮狅犮犪狉狆犪 )L 4 Y/0 L4 4 ( ), " 400 m 2 (20 m 20m), O4 I,*8 4 K PQ R S T U V W X T U ` Y 12.54 12.71 19.14 8.03 V 10.96 m, ` Y 16.11 11.83 14.52 8.36V11.07cm 1.3 >?@ABCD+ E :B + K 3 2m 2m O!,+!=I 3, K H 2.5cm O 0~10 cm, H,$ 100# Z ` (ElementalAna lyzervarioel I,)_ OZ (mg g -1 ) [\] (ThermoScientific MAT 253, )_ [ \ ] P F (δ 15 N, ) 1.4,-@ABCD+ : 1.4.1 @ABCD 2014,+ K PQ RSTUVWXTU!O1 [ O4 O ', 105 15minH 60! ",#$H$100# 1.4.2, - / 0 + F G H I J 0 K (δ 13 C δ 15 N) Z ` (Ele mentalanalyzervarioel I, )_ L 4 O (mg g -1 ) % & ' & ^ _, (S)^_ (mg g -1 ) [\] (ThermoScien tificmat253,)_ Z [\]P F (δ 13 C δ 15 N, ),* +,-I: δ ( )= [( 犚 sam- 犚 sta)/ 犚 sta] 1000 (1),, 犚 Y 13 C/ 12 C, 犚 samy O[\]T P ; 犚 stay* [\]T P, :C [ \]T P Y./ 0B1 \ O 2 2 (PeeDeeBelemnite, PDB), 犚 PDB= 0.0112372 1.4.3 ( ) * B L M 3 Farquhar [25]!^ `a bc( 犠犝犈 ) δ 13 犆 p=δ 13 犆 a- 犪 -( 犫 - 犪 ) 犆 i/ 犆 a (2),, 犆 i Y 4 T= CO 2 ; 犆 a Y' CO 2 (5 Y 0.038%); 犪 Y 6. 8 1 O Z[\]`7F(5Y4.4 ); 犫 Y8 Q 1O Z [ \ ] ` 7 F (5 Y 27 );δ 13 犆 p Y Z[\]P ( );δ 13 犆 a Y' Z[\]P ( ),3 Feng [26] δ 13 犆 a = -6.429-0.006exp[0.0217( 狋 - 1740)] (3),, 狋 Y H O + 9 / 0 9Y2014,: 狋 =2014,,, ; :δ 13 犆 a=-8.7218697 犠犝犈 Y c 3 % O O S F, +, [27] -I: 犠犝犈 = ( 犆 a- 犆 i)/1.6 (4) H, +,' H,; : 犠犝犈 = 犆 a/1.6 (δ 13 犆 p-δ 13 犆 a+ 犫 )/( 犫 - 犪 ) (5) 1.5 NO Excel2003V SPSS17.0 '
7N ()), :FGJKL4 `a bcv ` S? ` 1335 ^ `,* ]! ` (One way ANOVA)^'! ` ( 犪 =0.05) Y F± < 2 3` 2.1 G %>?F P GHI J0K1 1U=,FGJK5 L4 > K C N? ` Y 3.406 ~ 4.415mg g -1 0.327~0.462mg g -1,* >K O C N, C +, N 9 + K 3 + ( 犘 <0.05) [ >K O C:N + [H, [ δ 15 N? Y-4.675 ~-2.975,* Y WXTU>RSTU > > PQ> K ; [ δ 15 N O + K P QV 3, K PQ 3 2.2 G,- F GHIJ0KBQR FGJK5 L4 Z [\ ] P F (δ 13 C)? Y -31.682 ~ -29.323,* Y K >RSTU> >WXTU > PQ( 2), K VRS TU δ 13 C 3 PQ, K 3 RSTU, WXTU3 PQ δ 13 C [H,5 L4 [ \ ] P F (δ 15 N)? Y -5.548 ~-2.167,* YRSTU>WX TU> > K > PQ, K PQ RSTU3WXTU δ 15 N 2.3 G ()*BQR 1 ;,5 L 4 ` a b c ( 犠犝犈 ) Y K (67.250μmol mol -1 )>RS PIN. K ;CAS. ;EUC. PQ;ACI.RSTU; ACA.WXTU;I[ 1 [ O `a bc PIN. 犘犻狀狌狊犲犾犻狅狋犻 ;CAS. 犆犪狊狌犪狉犻狀犪犲狇狌犻狊犲狋犻犳狅犾犻犪 ; EUC. 犈狌犮犪犾狔狆狋狌狊狌狉狅狆犺狔犾犪 犈. 犵狉犪狀犱犻狊 ;ACI. 犃犮犪犮犻犪犮狌狀狀犻狀犵犺犪犿犻犪 ;ACA. 犃. 犪狌犾犪犮狅犮犪狉狆犪 ;Thesameasbelow Fig.1 Wateruseeficiencyofdiferenttreespecies S1 G >?F P GHIJ0K Table1 Soilcarbonandnitrogencontentsandδ 15 Nofdiferenttreespecies Treespecies C Ccontent/(mg g -1 ) N Ncontent/(mg g -1 ) C/N SF C N [\]P δ 15 N/ K 犘. 犲犾犻狅狋犻 3.652±0.703a 0.327±0.020b 10.984±1.465a -4.675±0.359b 犆. 犲狇狌犻狊犲狋犻犳狅犾犻犪 4.415±0.385a 0.462±0.015a 9.509±0.525a -3.277±0.124a PQ 犈. 狌狉狅狆犺狔犾犪 犈. 犵狉犪狀犱犻狊 3.650±0.426a 0.358±0.048ab 10.411±1.187a -4.323±0.247b RSTU 犃. 犮狌狀狀犻狀犵犺犪犿犻犪 3.406±0.190a 0.380±0.029ab 9.035±0.470a -3.125±0.212a WXTU 犃. 犪狌犾犪犮狅犮犪狉狆犪 4.132±0.444a 0.397±0.040ab 10.627±1.347a -2.975±0.151a @:[ FH" [AB ; +0.05 + ( 犘 < 0.05) Note:Withinthesamecolumnfolowedbythediferentletersaresignificantdiferenceat0.05level( 犘 < 0.05) S2 G,- F GHIJ0K Table2 Leafδ 13 Candδ 15 Nofdiferenttreespecies Z [\] StableC,Nisotope K 犘. 犲犾犻狅狋犻 犆. 犲狇狌犻狊犲狋犻犳狅犾犻犪 PQ 犈. 狌狉狅狆犺狔犾犪 犈. 犵狉犪狀犱犻狊 RSTU 犃. 犮狌狀狀犻狀犵犺犪犿犻犪 WXTU 犃. 犪狌犾犪犮狅犮犪狉狆犪 δ 13 C/ -29.323±0.259a -30.497±0.331ab -31.682±0.178b -30.160±0.340a -31.028±0.496ab δ 15 N/ -4.752±0.113b -3.864±0.282b -5.548±0.530b -2.167±0.342a -2.182±0.311a @:[ FH" [AB ; +0.05 + ( 犘 < 0.05) Note:Withinthesamelinefolowedbythediferentletersaresignificantdiferenceat0.05level( 犘 < 0.05)
1336 38 TU (58.448 μmol mol -1 )> (54.906 μmol mol -1 )> W X T U (49.328μmol mol -1 ) > PQ(42.452μmol mol -1 ), K O 犠犝犈 P Q 36.87%, 3 O `a bc, VWXT U O 犠犝犈 93 PQ 2.4 G,-. T BQR 2U=,5 L 4 YRSTU (17.23 mg g -1 )> W X T U (16.26 mg g -1 )> P Q (15.09 mg g -1 )> (13.85mg g -1 )> K (11 mg g -1 ), R STUVW X T U 3 K, ; Y P Q (0.87 mg g -1 )> R S T U (0.61 mg g -1 )> W X T U (0.51 mg g -1 )> K (0.5mg g -1 )> (0.44 mg g -1 ), PQ3 K WXTU + 2 [ SO Fig.2 DiferencesofconcentrationsofNandPaswel asn/pintheleavesamongdiferenttreespecies 3 L4 犠犝犈 N/P Vδ 13 C δ 15 N O Fig.3 Relationshipbetween 犠犝犈,nitrogenconcentration, phosphorusconcentration,n/pandfoliarδ 13 C, δ 15 Nofdiferenttreespecies
7N ()), :FGJKL4 `a bcv ` S? ` 1337, T +>,5 L 4 S? Y17.26~31.97, Y (31.97)>WXTU(31.88)>RSTU (28.39)> K (21.94)> PQ(17.26), VWXTUL4 N/P P Q L4, ( 2) 2.5 G & ', - 犠犝犈 犖犘 / 0 δ 13 犆 Pδ 15 犖 UVB 3 ;, [ L 4 犠犝犈 3 T ( 犘 <0.05), 3 N/P T ;[H, δ 13 C 3 N O O C T ( 犘 < 0.05), δ 15 N 3 N 9 T ( 犘 < 0.01) 3 D 3.1 G&' ()*+. QR /0,FGJK [ `a bc +, `a bc cv % O >, ` E O 5 `a bc O PQ, Y P Q, C ; `O I, ` ' H 3 6 O F O,H % 1 O Y G= => O H, I `J/, %,,- c, ` 8K, G O % H, CO 2 O6. O c9, L PQ `a bc? V 8Y T V `O `,+ 5 K 1 2 ^ O 1 [18 19] O ` MQR `OUa, @ 4 5 ON O, N, VO N/P 9 N,' L Y ] [28] Garrish [20] Y `a bco ]Ua O O,3 O U a T,3 N/POT P3 N/P OF Q R [29] 9 Y O `a bc3 ]a bc T, Huang [12] %ST [23] P Y `a bc3 T,3 T,3 N/P T /0, [ N/P ` a b c 3 T, 3 N/P T U U FGJK `,+ VWI,IG Y `a bco X FGJKIG O `, [ ` O `a bco ', O ` Y `a bc, ON, O8, ` [8 * FGJKIG O `a bc 3.2 G &',-δ 13 犆 δ 15 犖 P,- 犖 / 0B Hamerlynck [30] Y O 38 b cv T, δ 13 C 3 T, [24] 6$/0; [ Z 3δ 13 C T O /0, δ 13 C 3 9 O OC T,3 /0 L Vitousek [31] Jung [32] V [ \ ] [33] Y δ 15 N 3 O T / 0 3 L Hobbie [34] Y, δ 15 N 3 OT QR^3 δ 15 N O,_9 Y` /0 δ 15 N O ^3O,PU Z [ IG O^3() O,:Z [ IG ^31 O, ab Q'cO/0 \, /06$ FGJK [ L 4 `a bco`, [ L4 `a bc, [ N/P `a bc3 T, 3 N/ PT `,+ K N OVWI, O N, [8 YFGJKL4 ` a bc O
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