[1] Jing X, Yang XX, Ren F, et al. Neutral effect of nitrogen addition and negative effect of phosphorus addition on topsoil extracellular enzymatic activities in an alpine grassland ecosystem. Applied Soil Ecology, 2016, 107: 205-213 [2] Sinsabaugh RL, Hill BH, Follstad Shah JJ. Ecoenzymatic stoichiometry of microbial organic nutrient acquisition in soil and sediment. Nature, 2009, 462: 795-798 [3] 曹瑞, 吴福忠, 杨万勤, 等. 海拔对高山峡谷区土壤微生物生物量和酶活性的影响. 应用生态学报, 2016, 27(4): 1257-1264 [Cao R, Wu F-Z, Yang W-Q, et al. Effects of altitudes on soil microbial biomass and enzyme activity in alpine-gorge regions. Chinese Journal of Applied Ecology, 2016, 27(4): 1257-1264] [4] Bell TH, Klironomos JN, Henry HAL. Seasonal responses of extracellular enzyme activity and microbial biomass to warming and nitrogen addition. Soil Science Society of America Journal, 2010, 74: 820-828 [5] Sinsabaugh RL, Lauber CL, Weintraub MN, et al. Stoichiometry of soil enzyme activity at global scale. Ecology Letters, 2008, 11: 1252-1264 [6] Zuo YP, Li JP, Zeng H, et al. Vertical pattern and its driving factors in soil extracellular enzyme activity and stoichiometry along mountain grassland belts. Biogeochemistry, 2018, 141: 23-39 [7] Chen H, Li DJ, Xiao KC, et al. Soil microbial processes and resource limitation in karst and non-karst forests. Functional Ecology, 2018, 32: 1400-1409 [8] 王冰冰, 曲来叶, 马克明, 等. 岷江上游干旱河谷优势灌丛群落土壤生态酶化学计量特征. 生态学报, 2015, 35(18): 6078-6088 [Wang B-B, Qu L-Y, Ma K-M, et al. Patterns of ecoenzymatic stoichiometry in the dominant shrubs in the semi-arid Upper Minjiang River Valley. Acta Ecologica Sinica, 2015, 35(18): 6078-6088] [9] 许淼平, 任成杰, 张伟, 等. 土壤微生物生物量碳氮磷与土壤酶化学计量对气候变化的响应机制. 应用生态学报, 2018, 29(7): 2445-2454 [Xu M-P, Ren C-J, Zhang W, et al. Responses mechanism of C:N:P stoichiometry of soil microbial biomass and soil enzymes to climate change. Chinese Journal of Applied Ecology, 2018, 29(7): 2445-2454] [10] Cui YX, Fang LC, Guo XB, et al. Natural grassland as the optimal pattern of vegetation restoration in arid and semi-arid regions: Evidence from nutrient limitation of soil microbes. Science of the Total Environment, 2019, 648: 388-397 [11] Deng L, Peng CH, Huang CB, et al. Drivers of soil microbial metabolic limitation changes along a vegetation restoration gradient on the Loess Plateau, China. Geoderma, 2019, 353: 188-200 [12] Zechmeister-Boltenstern S, Keiblinger KM, Mooshammer M, et al. The application of ecological stoichiometry to plant-microbial-soil organic matter transformations. Ecological Monographs, 2015, 85: 133-155 [13] Mooshammer M, Wanek W, Zechmeister-Boltenstern S, et al. Stoichiometric imbalances between terrestrial decomposer communities and their resources: Mechanisms and implications of microbial adaptations to their resources. Frontiers in Microbiology, 2014, 5: 22 [14] 金裕华, 汪家社, 李黎光, 等. 武夷山不同海拔典型植被带土壤酶活性特征. 生态学杂志, 2011, 30(9): 1955-1961 [Jin Y-H, Wang J-S, Li L-G, et al. Soil enzyme activities in typical vegetation zones along an altitude gradient in Wuyi Mountains. Chinese Journal of Ecology, 2011, 30(9): 1955-1961] [15] 陈倩妹, 王泽西, 刘洋, 等. 川西亚高山针叶林土壤酶及其化学计量比对模拟氮沉降的响应. 应用与环境生物学报, 2019, 25(4): 791-800 [Chen Q-M, Wang Z-X, Liu Y, et al. Response of soil enzyme acti-vity and stoichiometric ratio to simulated nitrogen deposition in subalpine coniferous forests of western Sichuan. Chinese Journal of Applied and Environmental Biology, 2019, 25(4): 791-800] [16] Peng XQ, Wang W. Stoichiometry of soil extracellular enzyme activity along a climatic transect in temperate grasslands of northern China. Soil Biology and Biochemistry, 2016, 98: 74-84 [17] Gonzalez JM, Portillo MC, Pineiro-Vidal M. Latitude-dependent underestimation of microbial extracellular enzyme activity in soils. International Journal of Environmental Science and Technology, 2015, 12: 2427-2434 [18] Margesin R, Jud M, Tscherko D, et al. Microbial communities and activities in alpine and subalpine soils. FEMS Microbiology Ecology, 2009, 67: 208-218 [19] Hofmann K, Lamprecht A, Pauli H, et al. Distribution of prokaryotic abundance and microbial nutrient cycling across a high-alpine altitudinal gradient in the Austrian Central Alps is affected by vegetation, temperature, and soil nutrients. Microbial Ecology, 2016, 72: 704-716 [20] 吴梦瑶, 陈林, 庞丹波, 等. 贺兰山不同海拔植被下土壤团聚体分布及其稳定性研究. 水土保持学报, 2021, 35(2): 210-216 [Wu M-Y, Chen L, Pang D-B, et al. Study on distribution and stability of soil aggregate under vegetation at different elevations in Helan Mountains. Journal of Soil and Water Conservation, 2021, 35(2): 210-216] [21] 梁存柱, 朱宗元, 王炜, 等. 贺兰山植物群落类型多样性及其空间分异. 植物生态学报, 2004, 28(3): 361-368 [Liang C-Z, Zhu Z-Y, Wang W, et al. The diversity and spatial distribution of plant communities in the Helan Mountains. Acta Phytoecologica Sinica, 2004, 28(3): 361-368] [22] 鲍士旦. 土壤农化分析. 北京: 中国农业出版社, 2000 [Bao S-D. Soil and Agricultural Chemistry Analysis. Beijing: China Agriculture Press, 2000] [23] Marx MC, Wood M, Jarvis SC. A microplate fluorimetric assay for the study of enzyme diversity in soils. Soil Biology and Biochemistry, 2001, 33: 1633-1640 [24] 乔航, 莫小勤, 罗艳华, 等. 不同林龄油茶人工林土壤酶化学计量及其影响因素. 生态学报, 2019, 39(6): 1887-1896 [Qiao H, Mo X-Q, Luo Y-H, et al. Patterns of soil ecoenzymatic stoichiometry and its influen-cing factors during stand development in Camellia olei-fera plantations. Acta Ecologica Sinica, 2019, 39(6): 1887-1896] [25] 谷晓楠, 贺红士, 陶岩, 等. 长白山土壤微生物群落结构及酶活性随海拔的分布特征与影响因子. 生态学报, 2017, 37(24): 8374-8384 [Gu X-N, He H-S, Tao Y, et al. Soil microbial community structure, enzyme activities, and their influencing factors along different altitudes of Changbai Mountain. Acta Ecologica Sinica, 2017, 37(24): 8374-8384] [26] Kivlin SN, Treseder KK. Soil extracellular enzyme activi-ties correspond with abiotic factors more than fungal community composition. Biogeochemistry, 2014, 117: 23-37 [27] Zak DR, Holmes WE, MacDonald NW, et al. Soil temperature, matric potential, and the kinetics of microbial respiration and nitrogen mineralization. Soil Science Society of America Journal, 1999, 63: 575-584 [28] Sinsabaugh RL, Carreiro MM, Repert DA. Allocation of extracellular enzymatic activity in relation to litter composition, N deposition, and mass loss. Biogeochemistry, 2002, 60: 1-24 [29] Koch O, Tscherko D, Kandeler E. Temperature sensiti-vity of microbial respiration, nitrogen mineralization, and potential soil enzyme activities in organic alpine soils. Global Biogeochemical Cycles, 2007, 21: GB4017 [30] Olander LP, Vitousek PM. Regulation of soil phosphatase and chitinase activity by N and P availability. Biogeochemistry, 2000, 49: 175-190 [31] Wallenius K, Rita H, Mikkonen A, et al. Effects of land use on the level, variation and spatial structure of soil enzyme activities and bacterial communities. Soil Biology and Biochemistry, 2011, 43: 1464-1473 [32] Xu ZW, Yu GR, Zhang XY, et al. Soil enzyme activity and stoichiometry in forest ecosystems along the North-South Transect in eastern China (NSTEC). Soil Biology and Biochemistry, 2017, 104: 152-163 [33] 郭志明, 张心昱, 李丹丹, 等. 温带森林不同海拔土壤有机碳及相关胞外酶活性特征. 应用生态学报, 2017, 28(9): 2888-2896 [Guo Z-M, Zhang X-Y, Li D-D, et al. Characteristics of soil organic carbon and related exo-enzyme activities at different altitudes in temperate forests. Chinese Journal of Applied Ecology, 2017, 28(9): 2888-2896] [34] 斯贵才, 袁艳丽, 王建, 等. 藏东南森林土壤微生物群落结构与土壤酶活性随海拔梯度的变化. 微生物学通报, 2014, 41(10): 2001-2011 [Si G-C, Yuan Y-L, Wang J, et al. Microbial community and soil enzyme activities along an altitudinal gradient in Sejila Mountains. Microbiology China, 2014, 41(10): 2001-2011] [35] 解梦怡, 冯秀秀, 马寰菲, 等. 秦岭锐齿栎林土壤酶活性与化学计量比变化特征及其影响因素. 植物生态学报, 2020, 44(8): 885-894 [Xie M-Y, Feng X-X, Ma H-F, et al. Characteristics of soil enzyme activities and stoichiometry and its influencing factors in Quercus aliena var. acuteserrata forests in the Qinling Mountains. Chinese Journal of Plant Ecology, 2020, 44(8): 885-894] [36] 刘秉儒, 张秀珍, 胡天华, 等. 贺兰山不同海拔典型植被带土壤微生物多样性. 生态学报, 2013, 33(22): 7211-7220 [Liu B-R, Zhang X-Z, Hu T-H, et al. Soil microbial diversity under typical vegetation zones along an elevation gradient in Helan Mountains. Acta Ecologica Sinica, 2013, 33(22): 7211-7220] [37] 杨万勤, 王开运. 森林土壤酶的研究进展. 林业科学, 2004, 40(2): 152-159 [Yang W-Q, Wang K-Y. Advances in forest soil enzymology. Scientia Silvae Sinicae, 2004, 40(2): 152-159] [38] Li CL, Cao ZY, Chang JJ, et al. Elevational gradient affect functional fractions of soil organic carbon and aggregates stability in a Tibetan alpine meadow. Catena, 2017, 156: 139-148 [39] 李聪, 吕晶花, 陆梅, 等. 滇东南典型常绿阔叶林土壤酶活性的海拔梯度特征. 林业科学研究, 2020, 33(6): 170-179 [Li C, Lyu J-H, Lu M, et al. Variations of soil enzyme activity in typical evergreen broadleaved forests along altitude gradient in Southeast Yunnan. Forest Research, 2020, 33(6): 170-179] [40] Li JW, Shangguan ZP, Deng L. Dynamics of soil microbial metabolic activity during grassland succession after farmland abandonment. Geoderma, 2020, 363: 114167 [41] 吴梦瑶, 陈林, 庞丹波, 等. 贺兰山不同海拔土壤团聚体碳氮磷含量及其化学计量特征变化. 应用生态学报, 2021, 32(4): 1241-1249 [Wu M-Y, Chen L, Pang D-B, et al. Changes of the concentrations and stoichiometry of carbon, nitrogen and phosphorus in soil aggregates along different altitudes of Helan Mountains, Northwest China. Chinese Journal of Applied Ecology, 2021, 32(4): 1241-1249] [42] Nottingham AT, Turner BL, Whitaker J, et al. Soil microbial nutrient constraints along a tropical forest elevation gradient: A belowground test of a biogeochemical paradigm. Biogeosciences, 2015, 12: 6071-6083 |