[1]贺金生,韩兴国.生态化学计量学:探索从个体到生态系统的统一化理论[J].植物生态学报,2010,34(1):2-6.[2]ELSER J J,FAGAN W F,DENNO R F,et al.Nutritional constraints in terrestrial and freshwater food webs[J].Nature,2000,408(6812):578-580.[3]STERNER R W,ELSER J J.Ecological stoichiometry:The biology of elements from molecules to the biosphere[M].Princeton:Princeton University Press,2002.[4]ZHANG X,ZHOU J,GUAN T,et al.Spatial variation in leaf nutrient traits of dominant desert riparian plant species in an arid inland river basin of China[J].Ecology and Evolution,2019,9(3):1523-1531.[5]张晓龙,周继华,来利明,等.黑河下游绿洲-过渡带-戈壁荒漠群落优势种叶片性状和生态化学计量特征[J].应用与环境生物学报,2019,25(6):1270-1276.[6]MINDEN V,KLEYER M.Internal and external regulation of plant organ stoichiometry[J].Plant biology (Stuttgart,Germany),2014,16(5):897-907.[7]封焕英,杜满义,辛学兵,等.华北石质山地侧柏人工林C、N、P生态化学计量特征的季节变化[J].生态学报,2019,39(5):1572-1582.[8]崔宁洁,刘小兵,张丹桔,等.不同林龄马尾松(Pinus massoniana)人工林碳氮磷分配格局及化学计量特征[J].生态环境学报,2014,23(2):188-195.[9]马祥华,焦菊英.黄土高原植被恢复与土壤环境相互作用研究进展[J].水土保持研究,2004(4):157-161.[10]秦树高.柠条林草带状复合系统地下竞争关系研究[D].北京:北京林业大学,2011.[11]陈娟,宋乃平,陈林,等.荒漠草原不同覆被类型土壤水分动态及其对降水的响应[J].水土保持学报,2021,35(6):198-206.[12]王星,宋珂辰,许冬梅,等.荒漠草原人工柠条对冠下蒙古冰草种子萌发和幼苗生长的影响[J].草地学报,2021,29(11):2470-2476.[13]刘婧,缑倩倩,王国华,等.晋西北丘陵风沙区50年林龄人工柠条林植被群落及其土壤特性变化[J].水土保持学报,2022,36(1):219-230.[14]高伟.退化草地生态系统碳:氮变化规律及氮添加的生态效应研究[D].呼和浩特:内蒙古大学,2010.[15]王凯博,上官周平.黄土丘陵区燕沟流域典型植物叶片C、N、P化学计量特征季节变化[J].生态学报,2011,31(17):4985-4991.[16]HE M,ZHANG K,TAN H,et al.Nutrient levels within leaves,stems,and roots of the xeric species Reaumuria soongorica in relation to geographical,climatic,and soil conditions[J].Ecology & Evolution,2015,5(7):1494-1503.[17]黄建军,王希华.浙江天童32种常绿阔叶树叶片的营养及结构特征[J].华东师范大学学报(自然科学版),2003(1):92-97.[18]CRAINE J M,MORROW C,STOCK W D.Nutrient concentration ratios and co-limitation in South African grasslands[J].New Phytol,2008,179(3):829-836.[19]POORTE L,BONGERS F.Leaf traits are good predictors of plant performance across 53 rain forest species[J].Ecology,2006,87(7):1733-1743.[20]SHIPLEY B,LECHOWICZ M J,WRIGHT I,et al.Fundamental trade-offs generating the worldwide leaf economics spectrum[J].Ecology,2006,87(3):535-541.[21]HAN W.Leaf nitrogen and phosphorus stoichiometry across 753 terrestrial plant species in China[J].New Phytol,2005,168(2):377.[22]韩文轩,吴漪,汤璐瑛,等.北京及周边地区植物叶的碳氮磷元素计量特征[J].北京大学学报(自然科学版),2009,45(5):855-860.[23]张珂,何明珠,李新荣,等.阿拉善荒漠典型植物叶片碳、氮、磷化学计量特征[J].生态学报,2014,34(22):6538-6547.[24]李玉霖,毛伟,赵学勇,等.北方典型荒漠及荒漠化地区植物叶片氮磷化学计量特征研究[J].环境科学,2010,31(8):1716-1725.[25]SA T M,ISRAEL D W.Energy status and functioning of phosphorus-deficient soybean nodules[J].Plant Physiol,1991,97(3):928-935.[26]孙美美,关晋宏,岳军伟,等.黄土高原西部针叶林植物器官与土壤碳氮磷化学计量特征[J].水土保持学报,2017,31(3):202-208.[27]崔宁洁,刘小兵,张丹桔,等.不同林龄马尾松(Pinus massoniana)人工林碳氮磷分配格局及化学计量特征[J].生态环境学报,2014,23(2):188-195.[28]曾德慧,陈广生.生态化学计量学:复杂生命系统奥秘的探索[J].植物生态学报,2005(6):141-153.[29]KOERSELMAN W,ARTHUR F M.MEULEMAN.The vegetation N:P ratio:A new tool to detect the nature of nutrient limitation[J].Journal of Applied Ecology,1996,33:1441-1450.[30]SABINE G.N:P ratios in terrestrial plants:Variation and functional significance[J].New Phytologist,2010,164(2):243-266.[31]牛得草,董晓玉,傅华.长芒草不同季节碳氮磷生态化学计量特征[J].草业科学,2011,28(6):915-920.[32]皮发剑,袁丛军,喻理飞,等.黔中天然次生林主要优势树种叶片生态化学计量特征[J].生态环境学报,2016,25(5):801-807.[33]ELSER J J,STERNER R W,GOROKHOVA E,et al.Biological stoichiometry from genes to ecosystems[J].Ecology Letters,2000,3(6):540-550.[34]马任甜,方瑛,安韶山.云雾山草地植物地上部分和枯落物的碳、氮、磷生态化学计量特征[J].土壤学报,2016,53(5):1170-1180.[35]刘婧,缑倩倩,王国华,等.晋西北丘陵风沙区50年林龄人工柠条林植被群落及其土壤特性变化[J].水土保持学报,2022,36(1):219-230.[36]AERTS R.Nutrient resorption from senescing leaves of perennials:Are there general patterns[J].Journal of Ecology,1996,84(4):597-608.[37]钟春柳,黄义雄,张巧,等.平潭4种主要防护林碳氮磷化学计量特征与碳氮储量研究[J].西南林业大学学报,2016,36(2):96-102.[38]ZHAO H,HE N P,XU L,et al.Variation in the nitrogen concentration of the leaf,branch,trunk,and root in vegetation in China[J].Ecological Indicators,2019,96:496-504.[39]陶观护,卜元坤,薛卫鹏,等.不同密度油松飞播林灌草多样性与林分空间结构关系[J].森林与环境学报,2020,40(2):171-177.