[1] 邓凯,顾洪如,沈益新,等.牧草品质评价体系及品质育种研究进展[J].草业科学,2006,23(5):57-61. [2] Marschner H,Rimmington G M.Mineral nutrition of higher plants[J].Plant,Cell & Environment,1988,11(2):147-148. [3] 周志宇,陈善科,傅华.阿拉善荒漠草地初级营养类型研究[M].兰州:甘肃科学技术出版社,1989: 47-125. [4] 任继周.草业科学研究方法[M].北京:中国农业出版社,1998:129-136. [5] 秦彧,李晓忠,姜文清,等.西藏主要作物与牧草营养成分及其营养类型研究[J].草业学报,2010,19(5):122-129. [6] 吴彩霞,周志宇,庄光辉,等.强旱生植物霸王和红砂地上部营养物质含量及其季节动态[J].草业科学,2004,21(3):30-34. [7] 包根晓,张向柱,熙日格图.阿拉善左旗革畜平衡推广工作的迫切性[J].内蒙古草业,2003,15(2):40-41. [8] 傅华,周志宇,庄光辉.阿拉善荒漠草地微量元素含量特征的研究[J].中国沙漠,2000,20(4):426-429. [9] 傅华,陈亚明,周志宇,等.阿拉善荒漠草地恢复初期植被与土壤环境的变化[J].中国沙漠,2003,23(6):661-664. [10] 陈善科,保平,张学英.阿拉善荒漠草地生态危机及其治理对策[J].草原与草坪,2000,90(3):9-11. [11] 吴克顺,傅华,张学英,等.阿拉善荒漠草地8种牧草营养物质季节动态及营养均衡价评价[J].干旱区研究,2010,27(2):257-262. [12] 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. [13] 牛得草,李茜,江世高,等.阿拉善荒漠区6种主要灌木植物叶片C:N:P化学计量比的季节变化[J].植物生态学报,2013,27(4):317-325. [14] 侯学煜.中国植被地理及优势植物化学成分[M].北京:科学出版社出版:1982:159-184. [15] 张珂,陈永乐,高艳红,等.阿拉善荒漠典型植物功能群氮、磷化学计量特征[J].中国沙漠,2014,34(5):1261-1267. [16] Reich P B,Oleksyn J.Global patterns of plant leaf N and P in relation to temperature and latitude[J].Proceedings of the National Academy of Sciences of the United States of America,2004,101(30):11001-11006. [17] Han W X,Fang J Y,Guo D L.Leaf nitrogen and phosphorus stoichiometry across 753 terrestrial plant species in China[J].New Phytologist,2005,168(2):377-385. [18] Han W X,Fang J Y,Peter B,et al.Biogeography and variability of eleven mineral elements in plant leaves across gradients of climate,soil and plant functional type in China[J].Ecology Letters,2011,14(8):788-796. [19] Pei S F,Fu H,Wan C G,et al.Obser-vations on changes in soil properties in grazed and non-grazed areas of Alxa desert steppe,Inner Mongolia[J].Arid Land Research and Management,2006,20(2):161-175. [20] 楚秉泉,牛得草,傅华,等.新疆不同居群罗布白麻叶片的营养元素含量特征[J].草业科学,2013,30(8):1124-1128. [21] McDowell L R.Minerals in Animal and Human Nutrition[M].Berlin,Germany:Elsevier. [22] Freschet G T,Comelissen J H C,van Logtestijn R S P.Substantial nutrient resorption from leaves,stemsand roots in a subarctic flora:What is the link with otherresource economics traits?[J].New Phytologist,2010,186(4):879-889. [23] 李三相,周向睿,王锁民.Na+在植物中的有益作用[J].中国沙漠,2008,28(3):485-490. [24] 傅华,周志宇,庄光辉.阿拉善荒漠草地类微量元素含量特征的研究[J].中国沙漠,2000,20(4):426-429. [25] 陈颖,刘建璇,富平,等.9种野山参林下参与园参中无机元素的测定[C]//中国微量元素科学研究会.中国微量元素科学研究会第十三届学术研讨会论文集.北京:中国微量元素科学研究会,2006:84-86. [26] 辛国省.青藏高原东北缘土草畜系统矿物质元素动态研究[D].兰州:兰州大学,2010:59-72. [27] He J S,Wang X P,Schmid B,et al.Taxonomic identity,phylogeny,climate and soil fertility as drivers of leaf traits across Chinese grassland biomes[J].Journal of Plant Research,2010,123(4):551-561. [28] Shipley B.Thi-Tam Vu.Dry matter content as a measure of dry matter concentration in plants and their parts[J].New Phytologist,2002,153(2):359-364. [29] Shipley B.Trade-offs between net assimilation rate and specific leaf area in determining relative growth rate:relationship with daily irradiance[J].Functional Ecology,2002,16(5):682-689. [30] 齐威,郭淑青,崔现亮,等.青藏高原东部4科植物种子大小和比叶面积[J].草业学报,2012,21(6):42-50. [31] 李玉霖,崔建垣,苏永中.同沙丘生境主要植物比叶面积和叶干物质含量的比较[J].生态学报,2005,25(2):304-311. [32] Kazakou E,Nabas M L.Varition in intensity of competition along a Mediterranean successional gradient[J].Arianoutsou & Papanastasis,2004,25(4):1-5. [33] Wilson P,Thompson K,Hodgson J.Specific leaf area and leaf dry matter content as alternative predictors of plant strategies[J].New Phytologist,2002,143(143):155-162. [34] 祁建,马克明,张育新.辽东栎(Quercus liaotungensis)叶特性沿海拔梯度的变化及其环境解释[J].生态学报,2007,27(3):930-937. [35] Wrightl J,Reich P B,Westoby M,et al.The worldwide leaf economics spectrum[J].Nature,2004,428(6985):821-827. [36] 李瑜琴,赵景波.过度放牧对生态环境的影响与控制对策[J].中国沙漠,2005,25(3):404-408. |