全 文 :!23" !5#
Vol.23 No.5
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ACTA AGRESTIA SINICA
2015$ 9%
Sep. 2015
犱狅犻:10.11733/j.issn.10070435.2015.05.003
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犚犲狊犲犪狉犮犺犃犱狏犪狀犮犲狊犻狀犛狋狅犻犮犺犻狅犿犲狋狉狔狅犳犌狉犪狊狊犾犪狀犱犻狀犆犺犻狀犪
LIU Wenting1,WEIZhijun1,LüShijie2,SUNShixian3
(1.ColegeofEcologyandEnvironmentalScience,InnerMongoliaAgriculturalUniversity,Huhhot,InnerMongolia010019,China;
2.ColegeofScience,InnerMongoliaAgriculturalUniversity,Huhhot,InnerMongolia010019,China;
3.InstituteofGrasslandResearch,ChineseAcademyofAgricultureSciences,Hohhot,InnerMongolia010010,China)
犃犫狊狋狉犪犮狋:GrasslandecosysteminChinaisoneoftheextremelyimportantpartsoftheworld’sgrasslande
cosystem.Ecologicalstoichiometrymayhelptounderstanddifferentresultlevelsofelementscyclingand
balanceinlivingmattertoexpoundChina’sgrasslandecosystemsrunningmechanism,whichisanimpor
tantpartofthestudyofgrasslandecosysteminChina.ToenhancetheunderstandingofChinesegrassland
ecologicalstoichiometry,therecentstudiesonthestoichiometryofgrasslandwasreviewedhere.Most
studieswereconductedinInnerMongoliaandTibetanPlateau.Accordingtotheplantgrowthseason
(phenologicalphase),interannualsuccession,thevariationofspaceandtheresponseofglobalchange,the
internalmechanismofplantC,NandPelements,nutritionaldiffusionandadjustment,anddrivingfactors
wererevealed.FinalytheexistingproblemsofthegrasslandecologicalstoichiometryinChinaandthe
prospectofresearchcontentsinthefuturewereputforward.
犓犲狔狑狅狉犱狊:GrasslandinChina;Ecologicalstoichiometry;Spatiotemporaldynamics;Globalchange;C∶N∶P
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Table1 CharacteristicsofstoichiometryindominantplantspeciesfromgrasslandtypesofChina
NÞyQ
Grasslandtype
ñXÌ>
Characteristicsofresearcharea
¾D9Y
Mainspecies
N/mg·g-1 P/mg·g-1 N∶P
>§
Datasources
ìæNÞ
Alpinesteppe
/Â
:70.81×104km2
Area:70.81×104km2
-oDp
犛狋犻狆犪狆狌狉狆狌狉犲犪
10.4 0.8 2
34
:3900~4500m
Altitude:3900~4500m
.oDp
犛狋犻狆犪狊狌犫狊犲狊狊犻犾犻犳犾狅狉犪
16.4 0.4 2
$_
:-3~3℃
MAT:-3~3℃
ooDp
犛狋犻狆犪犪犾犻犲狀犪
- 1 2
$ÊKë
:100~500(316)mm
MAP:100~500(316)mm
å¯/°N
犚狅犲犵狀犲狉犻犪犫狉犲狏犻狆犲狊
8.6 1.5 2
¾D8 àá
:
ÉT°
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]N°
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g0°
Mainplantcomposition:Poaceae,Cyperaceae
0ôN
犗狉犻狀狌狊狋犺狅狉狅犾犱犻犻
8.8 1.1 2
zÎñ
:
3¤
Grasslandsites:Tibet
J¤1N
犆犪狉犲狓犿狅狅狉犮狉狅犳狋犻犻
28.4 0.4 2
LD©nS
犜犺犲狉犿狅狆狊犻狊犾犪狀犮犲狅犾犪狋犪
30.7 0.7 2
¤ô2
犃狉狋犲犿犻狊犻犪狑犲犾犾犫狔犻
15.5 0.8 2
ìÜ2N
犓狅犫狉犲狊犻犪狆狔犵犿犪犲犪
28.9 0.6 2
34
犛狋犲犾犾犲狉犪犮犺犪犿犪犲犼犪狊犿犲
- 4.5 2
L Average 1.8 16.5 4
wxNÞ
Desertsteppe
/Â
:17.8×104km2
Area:17.8×104km2
ô:Dp
犛狋犻狆犪犵犾犪狉犲狅狊犪
14.3 1.4 2
34
:700~1200m
Altitude:700~1200m
Vc57N
犆犾犲犻狊狋狅犵犲狀犲狊狊狅狀犵狅狉犻犮犪
- 1.9 2
$_
:2~6(5.0)℃
MAT:2~6(5.0)℃
657N
犆犾犲犻狊狋狅犵犲狀犲狊狊狇狌犪狉狉狅狊犪
16.6 1.4 1
$ÊKë
:≤200(155)mm
MAP:≤200(155)mm
789
犚犲犪狌犿狌狉犻犪狊狅狅狀犵狅狉犻犮犪
27 1.1 1,2
¾D8 àá
:
ÉT°
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:°
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;@°
,
<°
Mainplantcomposition:Poaceae,Asteraceae
Liliaceae,Polygonaceae
=>?@A
犛犪犾狊狅犾犪狆犪狊狊犲狉犻狀犪
29 1 1
zÎñ
:
Zb
,
c
Grasslandsites:Xinjiang,InnerMongolia
B2
犃狉狋犲犿犻狊犻犪犳狉犻犵犻犱犪
18.9 2.1 1
ÛC\!A
犘狅狋犲狀狋犻犾犾犪犫犻犳狌狉犮犪
39.3 3.2 1
DE
犃犾犾犻狌犿犫犻犱犲狀狋犪狋狌犿
26 3 1
Fk·7
犔犲狊狆犲犱犲狕犪犱犪狏狌狉犻犮犪
25 1.2 1
jkGHIo
犎犲狋犲狉狅狆犪狆狆狌狊犪犾狋犪犻犮狌狊
33.5 1.4 1
JKN
犆犺犾狅狉犻狊狏犻狉犵犪狋犪
14.4 2.4 1
äLMN
犆犪狉犪犵犪狀犪狆狔犵犿犪犲犪
33.6 2.6 2
LAverage - 1.8 15.4 4
619
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NÞyQ
Grasslandtype
ñXÌ>
Characteristicsofresearcharea
¾D9Y
Mainspecies
N/mg·g-1 P/mg·g-1 N∶P
>§
Datasources
1QNÞ
Typicalsteppe
/Â
:42.47×104km2
Area:42.47×104km2
*Dp
犛狋犻狆犪犵狉犪狀犱犻狊
16.4 1.1 1,2,3
34
:700~1300m
Altitude:700~1300m
OPDp
犛狋犻狆犪犽狉狔犾狅狏犻犻
16.4 0.9 3
$_
:-1~2(1.8)℃
MAT:-1~2(1.8)℃
657N
犆犾犲犻狊狋狅犵犲狀犲狊狊狇狌犪狉狉狅狊犪
16.5 1.4 1,2,3
$ÊKë
:300~400(308)mm
MAP:300~400(308)mm
cQN
犃犵狉狅狆狔狉狅狀犿狅狀犵狅犾犻犮狌犿
13.4 1 1,3
¾D8 àá
:
ÉT°
,
]N°
,
:°
Mainplantcomposition:Poaceae,
Cyperaceae,Asteraceae
RN
犃狀犲狌狉狅犾犲狆犻犱犻狌犿犮犺犻狀犲狀狊犲
20.1 1.4 1,3
zÎñ
:
c
Grasslandsites:InnerMongolia
B2
犃狉狋犲犿犻狊犻犪犳狉犻犵犻犱犪
25.9 2.7 1,2,3
;<0
犜犺狔犿狌狊狏狌犾犵犪狉犻狊
16.6 0.9 3
LMN
犈犾狔犿狌狊犱犪犺狌狉犻犮狌狊
19.6 0.5 3
SN1
犆犪狉犲狓犱狌狉犻狌狊犮狌犾犪
19 1.1 3
î@\!A
犘狅狋犲狀狋犻犾犾犪犪犮犪狌犾犻狊
17.5 1.6 3
ÛC\!A
犘狅狋犲狀狋犻犾犾犪犫犻犳狌狉犮犪
23 2.8 3
TUh
犕犲犾犻狊狊犻狋狌狊狉狌狋犺犲狀犻犮狌狊
39.8 1.9 3
jkGHIo
犎犲狋犲狉狅狆犪狆狆狌狊犪犾狋犪犻犮狌狊
31.4 1.5 3
DE
犃犾犾犻狌犿犫犻犱犲狀狋犪狋狌犿
38.5 2.9 3
?@A
犛犪犾狊狅犾犪犮狅犾犾犻狀犪
41.2 3 3
cT^N
犅犾狔狊犿狌狊狉狌犳狌狊
15.1 0.6 3
VWX7p
犆犪犾犪犿犪犵狉狅狊狋犻狊
狆狊犲狌犱狅狆犺狉犪犵犿犻狋犲狊
18 1.2 3
ôY
犘狊犪犿犿狅犮犺犾狅犪狏犻犾犾狅狊犪
14.5 0.9 3
nZ1N
犆犪狉犲狓犽狅狉狊犺犻狀狊犽狔犻
17.4 1.5 3
¯h[N
犆犪狉犲狓狆犲犱犻犳狅狉犿犻狊
17.1 0.7 3
LAverage - 1.8 16.1 4
719
! " # $ !23"
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NÞyQ
Grasslandtype
ñXÌ>
Characteristicsofresearcharea
¾D9Y
Mainspecies
N/mg·g-1 P/mg·g-1 N∶P
>§
Datasources
NßNÞ
Meadowsteppe
/Â
:16.21×104km2
Area:16.21×104km2
RN
犃狀犲狌狉狅犾犲狆犻犱犻狌犿犮犺犻狀犲狀狊犲
18.8 1.8 1,2
34
:700~1500m
Altitude:700~1500m
êRN
犅狅狋犺狉犻狅犮犺犾狅犪犻狊犮犺犪犲犿狌犿
10.3 1.3 2
$_
:-1~2(0.7)℃
MAT:-1~2(0.7)℃
\ù&$É
犘狅犪狊狆犺狅狀犱狔犾狅犱犲狊
11.1 1.5 1,2
$ÊKë
:350~500(385)mm
MAP:350~500(385)mm
]@\!A
犘狅狋犲狀狋犻犾犾犪犾狅狀犵犻犳狅犾犻犪
20.1 2.8 1
¾D8 àá
:
ÉT°
,
:°
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h°
Mainplantcomposition:Poaceae,
Asteraceae,Farbaceae
ÛC\!A
犘狅狋犲狀狋犻犾犾犪犫犻犳狌狉犮犪
22.2 3.6 1
zÎñ
:
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&4
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Ü3
Grasslandsites:InnerMongolia,Hebei,Shanxi
ñ^
犛犪狀犵狌犻狊狅狉犫犪狅犳犳犻犮犻狀犪犾犻狊
24.4 2.1 1
+±_7A
犌犪犾犻狌犿狏犲狉狌犿
18.6 2.4 1
u©a`N
犔犲狅狀狋狅狆狅犱犻狌犿
犾狅狀犵犻犳狅犾犻狌犿
18.4 1.7 1
ô:QN
犃犵狉狅狆狔狉狅狀犱犲狊犲狉狋狅狉狌犿
16 2.1 1
QN
犃犵狉狅狆狔狉狅狀犮狉犻狊狋犪狋狌犿
15.3 2.9 1
B2
犃狉狋犲犿犻狊犻犪犳狉犻犵犻犱犪
19.2 2.6 1
TUh
犕犲犾犻狊狊犻狋狌狊狉狌狋犺犲狀犻犮狌狊
35.6 2.8 1
DE
犃犾犾犻狌犿犫犻犱犲狀狋犪狋狌犿
25.9 3.7 1
abcéN
犜犺犪犾犻犮狋狉狌犿狆犲狋犪犾狅犻犱犲狌犿
16.1 2.4 1
k©céN
犜犺犪犾犻犮狋狉狌犿狊狇狌犪狉狉狅狊狌犿
12.7 2.2 1
LAverage - 1.6 15.1 4
819
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Grasslandtype
ñXÌ>
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10.6 0.5 2
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10.4 0.7 2
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14.7 1 2
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14.1 0.4 2
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12.1 1 2
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14.2 0.3 2
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16.5 0.8 2
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18.3 0.7 2
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13.7 0.6 2
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9.1 0.7 2
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13.7 1.3 2
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12.3 2.7 2
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犆犺犾狅狉犻狊狏犻狉犵犪狋犪
18.1 3.4 2
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24.8 2.1 2
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25.5 2.8 2
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28.5 1.3 2
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34.9 1.8 2
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21.3 2.1 2
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