Acta Prataculturae Sinica ›› 2023, Vol. 32 ›› Issue (11): 212-222.DOI: 10.11686/cyxb2023033
Jiang-wen LI1,2(), Jing-hong PEI1,2, Guo-dong HAN3(), Bang-yin HE1,2, Cai LI1
Received:
2023-02-01
Revised:
2023-04-06
Online:
2023-11-20
Published:
2023-09-27
Contact:
Guo-dong HAN
Jiang-wen LI, Jing-hong PEI, Guo-dong HAN, Bang-yin HE, Cai LI. Effect of abnormal precipitation on the diversity of plant functional groups on the desert steppe under different stocking rates[J]. Acta Prataculturae Sinica, 2023, 32(11): 212-222.
性状属性 Attributes | 植物功能性状 Plant functional traits | 量化方式 Quantitative method |
---|---|---|
定性指标 Qualitative indicator | 芽位Aboveground perennial buds (PB) | 1=地上芽植物Chamaephytes;2=地面芽植物Hemicryptophytes;3=地下芽植物Geocryptophytes;4=一、二年生植物Therophytes and biennial plant |
生活型Growth form (GF) | 1=多年生杂类草Perennial forbs;2=多年生禾草Perennial grasses;3=灌木与半灌木Shrub and sub-shrub;4=一、二年生草本Annual or biennial herbaceous | |
传粉方式Pollination mode (PM) | 1=虫媒Entomophily;2=风媒Anemophilous;3=虫媒与风媒Entomophily and anemophilous | |
开花期Onset of flowering (OFL) | 以最早开花时间(月份)为准。Based on the plant’s earliest flowering time (months). | |
根系类型Root type (RT) | 1=直根系Taproot system;2=须根系Fibrous root system | |
光合途径Photosynthetic mode (C3/C4) | 1=C3植物C3 plant;2=C4植物C4 plant | |
种子传播距离Dispersal mode (DM) | 1=短距离传播Short distance propagation;2=长距离传播Long distance propagation | |
繁殖方式Means of reproduction (RM) | 1=无性繁殖Asexual reproduction;2=有性繁殖Sexual propagation;3=有性与无性繁殖Sexual propagation and asexual reproduction | |
叶片附属物Leaf appendage (AP) | 1=有附属物Appendages;2=无附属物No appendages | |
木质化结构Lignified structure (LS) | 1=有木质化结构Lignification;2=无木质化结构No lignification | |
定量指标 Quantitative indicator | 高度Plant height (H, cm) | 直接测量,具体测定方法主要参照文献[ |
冠(丛)幅Width of clump crown (WCC, cm) | ||
密度Density (D, plant·m-2) | ||
单株生物量Individual biomass (BM, g·plant-1) | ||
茎生物量Stem biomass (SBM, g·plant-1) | ||
叶生物量Leaf biomass (LBM, g·plant-1) | ||
叶面积Leaf area (LA, cm2) | ||
比叶面积Specific leaf area (SLA, cm2·g-1) | ||
单片质量Individual leaf mass (LWE, g) |
Table 1 Classification and measurements of plant functional traits
性状属性 Attributes | 植物功能性状 Plant functional traits | 量化方式 Quantitative method |
---|---|---|
定性指标 Qualitative indicator | 芽位Aboveground perennial buds (PB) | 1=地上芽植物Chamaephytes;2=地面芽植物Hemicryptophytes;3=地下芽植物Geocryptophytes;4=一、二年生植物Therophytes and biennial plant |
生活型Growth form (GF) | 1=多年生杂类草Perennial forbs;2=多年生禾草Perennial grasses;3=灌木与半灌木Shrub and sub-shrub;4=一、二年生草本Annual or biennial herbaceous | |
传粉方式Pollination mode (PM) | 1=虫媒Entomophily;2=风媒Anemophilous;3=虫媒与风媒Entomophily and anemophilous | |
开花期Onset of flowering (OFL) | 以最早开花时间(月份)为准。Based on the plant’s earliest flowering time (months). | |
根系类型Root type (RT) | 1=直根系Taproot system;2=须根系Fibrous root system | |
光合途径Photosynthetic mode (C3/C4) | 1=C3植物C3 plant;2=C4植物C4 plant | |
种子传播距离Dispersal mode (DM) | 1=短距离传播Short distance propagation;2=长距离传播Long distance propagation | |
繁殖方式Means of reproduction (RM) | 1=无性繁殖Asexual reproduction;2=有性繁殖Sexual propagation;3=有性与无性繁殖Sexual propagation and asexual reproduction | |
叶片附属物Leaf appendage (AP) | 1=有附属物Appendages;2=无附属物No appendages | |
木质化结构Lignified structure (LS) | 1=有木质化结构Lignification;2=无木质化结构No lignification | |
定量指标 Quantitative indicator | 高度Plant height (H, cm) | 直接测量,具体测定方法主要参照文献[ |
冠(丛)幅Width of clump crown (WCC, cm) | ||
密度Density (D, plant·m-2) | ||
单株生物量Individual biomass (BM, g·plant-1) | ||
茎生物量Stem biomass (SBM, g·plant-1) | ||
叶生物量Leaf biomass (LBM, g·plant-1) | ||
叶面积Leaf area (LA, cm2) | ||
比叶面积Specific leaf area (SLA, cm2·g-1) | ||
单片质量Individual leaf mass (LWE, g) |
功能群 Functional group | 命名 Name | 部分代表植物 Representative species | 误分植物 Unseemly classified species | 功能性状特性 Trait characteristic |
---|---|---|---|---|
功能群1 Functional group 1 | 灌木-半灌木 Shrub-semi-shrub | 木地肤K. prostrata;冷蒿A. frigida;狭叶锦鸡儿C. stenophylla;小叶锦鸡儿C. microphylla | 独行菜L. apetalum | 木质化程度高,以地上芽植物为主,比叶面积高。The degree of lignification is high, mainly chamaephytes, and specific leaf area is higher. |
功能群2 Functional group 2 | 高大-多年生禾本科植物Tall-perennial grasses | 短花针茅S. breviflora;无芒隐子草C. songorica;糙隐子草C. squarrosa;苔草C. tristachya;羊草L. chinensis;冰草A. cristatum;克氏针茅S. krylovii | 以单子叶(禾本科杂草)植物为主,高度较高,种子传播和繁殖能力较强,叶片C∶N较高。It is mainly monocots (grasses), with higher height, strong seed dispersal and reproductive ability, and high leaf C∶N. | |
功能群3 Functional group 3 | 一、二年生C4类植物 Therophytes and biennial plant, C4 plants | 猪毛蒿A. scoparia;栉叶蒿N. pectinata;虫实C. hyssopifolium;刺藜Chenopodium aristatum;地锦Parthenocisus tricuspidata;狗尾草S. viridis;鹤虱L. myosotis;灰绿藜C. glaucum;尖头叶藜C. acuminatum;小藜C. serotinum;野亚麻L. stelleroides;猪毛菜S. collina;反枝苋A. retroflexus;陕西点地梅A. engleri | 驼绒藜C. latens | 以一、二年生植物为主,多数是C4植物,高度较低,种子和比叶面积小。It is mainly therophytes and biennial plant, mostly C4 plants, with low height, small seeds and specific leaf area. |
功能群4 Functional group 4 | 大叶-多年生双子叶植物Macrophylla-perennial dicots | 阿尔泰狗娃花H. altaicus;银灰旋花C. ammannii;瓣蕊唐松草T. petaloideum;兔唇花L. ilicifolium;星毛委陵菜P. acaulis;荒漠丝石竹D. chinensis;萹蓄P. aviculare;短翼岩黄耆H. brachypterum;糙苏P. umbrosa;蒙古韭A. mongolicum;大苞鸢尾I. bungei;细叶葱A. tenuissimum;细叶鸢尾I. tenuifolin;野韭A. ramosum;鸦葱S. austriaca;麦瓶草S. conoidea;草芸香H. dauricum | 铁杆蒿T. vulgare | 以多年生双子叶植物为主,叶片大,叶片附属物较多。It is mainly perennial dicots, with large leaves and more leaf appendages. |
Table 2 Classification of four functional groups and their respective characteristics
功能群 Functional group | 命名 Name | 部分代表植物 Representative species | 误分植物 Unseemly classified species | 功能性状特性 Trait characteristic |
---|---|---|---|---|
功能群1 Functional group 1 | 灌木-半灌木 Shrub-semi-shrub | 木地肤K. prostrata;冷蒿A. frigida;狭叶锦鸡儿C. stenophylla;小叶锦鸡儿C. microphylla | 独行菜L. apetalum | 木质化程度高,以地上芽植物为主,比叶面积高。The degree of lignification is high, mainly chamaephytes, and specific leaf area is higher. |
功能群2 Functional group 2 | 高大-多年生禾本科植物Tall-perennial grasses | 短花针茅S. breviflora;无芒隐子草C. songorica;糙隐子草C. squarrosa;苔草C. tristachya;羊草L. chinensis;冰草A. cristatum;克氏针茅S. krylovii | 以单子叶(禾本科杂草)植物为主,高度较高,种子传播和繁殖能力较强,叶片C∶N较高。It is mainly monocots (grasses), with higher height, strong seed dispersal and reproductive ability, and high leaf C∶N. | |
功能群3 Functional group 3 | 一、二年生C4类植物 Therophytes and biennial plant, C4 plants | 猪毛蒿A. scoparia;栉叶蒿N. pectinata;虫实C. hyssopifolium;刺藜Chenopodium aristatum;地锦Parthenocisus tricuspidata;狗尾草S. viridis;鹤虱L. myosotis;灰绿藜C. glaucum;尖头叶藜C. acuminatum;小藜C. serotinum;野亚麻L. stelleroides;猪毛菜S. collina;反枝苋A. retroflexus;陕西点地梅A. engleri | 驼绒藜C. latens | 以一、二年生植物为主,多数是C4植物,高度较低,种子和比叶面积小。It is mainly therophytes and biennial plant, mostly C4 plants, with low height, small seeds and specific leaf area. |
功能群4 Functional group 4 | 大叶-多年生双子叶植物Macrophylla-perennial dicots | 阿尔泰狗娃花H. altaicus;银灰旋花C. ammannii;瓣蕊唐松草T. petaloideum;兔唇花L. ilicifolium;星毛委陵菜P. acaulis;荒漠丝石竹D. chinensis;萹蓄P. aviculare;短翼岩黄耆H. brachypterum;糙苏P. umbrosa;蒙古韭A. mongolicum;大苞鸢尾I. bungei;细叶葱A. tenuissimum;细叶鸢尾I. tenuifolin;野韭A. ramosum;鸦葱S. austriaca;麦瓶草S. conoidea;草芸香H. dauricum | 铁杆蒿T. vulgare | 以多年生双子叶植物为主,叶片大,叶片附属物较多。It is mainly perennial dicots, with large leaves and more leaf appendages. |
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