[1] Zhao H L, He Y H, Zhou R L, et al. Effects of desertification on soil organic C and N content in sandy farmland and grassland of Inner Mongolia[J]. Catena,2009,77(3):187-191
[2] Zhou H, Zhou L, Zhao X, et al. Stability of alpine meadow ecosystem on the Qinghai-Tibetan Plateau[J]. Chinese science bulletin,2006,51(3):320-327
[3] Parton W J, Schimel D S, Cole C V, et al. Analysis of factors controlling soil organic matter levels in Great Plains grasslands[J]. Soil Science Society of America Journal,1987,51(5):1173-1179
[4] 常学礼,邬建国. 科尔沁沙地沙漠化过程中的物种多样性[J]. 应用生态学报,1997,8(2):151-156
[5] 张继义,赵哈林,张铜会,等. 科尔沁沙地植被恢复系列上群落演替与物种多样性的恢复动态[J]. 植物生态学报,2004,28(1):86-92
[6] Stohlgren T J, Schell L D, Vanden H B. How grazing and soil quality affect native and exotic plant diversity in Rocky Mountain grasslands[J]. Ecological Applications,1999,9(1):45-64
[7] 万婷,涂卫国,席欢,等. 川西北不同程度沙化草地植被和土壤特征研究[J]. 草地学报,2013,21(4):650-657
[8] 刘敏超,李迪强,温琰茂,等. 三江源地区生态系统生态功能分析及其价值评估[J]. 环境科学学报,2005,25(9):1280-1286
[9] Wang G, Qian J, Cheng G, et al. Soil organic carbon pool of grassland soils on the Qinghai-Tibetan Plateau and its global implication[J]. Science of the Total Environment,2002,291(1):207-217
[10] Yang Y, Fang J, Smith P, et al. Changes in topsoil carbon stock in the Tibetan grasslands between the 1980s and 2004[J]. Global Change Biology,2009,15(11):2723-2729
[11] 蔡联炳. 鹅观草属部分种的叶表皮微形态特征及其分类学意义[J]. 木本植物研究,2000,20(4):372-378
[12] Pielou E C. Mathematical Ecology[M]. New York:John Wiley and Sons Inc,1975:115-142
[13] Magurran A E. Ecological Diversity and its Measurement[M]. New Jersey:Princeton University press,1988:29-42
[14] 宋创业,郭柯,刘高焕. 浑善达克沙地植物群落物种多样性与土壤因子的关系[J]. 生态学杂志,2008,27(1):8-13
[15] 鲁如坤. 土壤农化分析方法[M]. 北京:中国农业科技出版社,2000:106-185
[16] Li X R, Jia X H, Dong G R. Influence of desertification on vegetation pattern variations in the cold semi-arid grasslands of Qinghai-Tibet Plateau, North-west China[J]. Journal of Arid Environments,2006,64(3):505-522
[17] Xue X, Guo J, Han B, et al. The effect of climate warming and permafrost thaw on desertification in the Qinghai-Tibetan Plateau[J]. Geomorphology,2009,108(3):182-190
[18] 焦菊英,王万忠. 人工草地在黄土高原水土保持中的减水减沙效益与有效盖度[J]. 草地学报,2001,9(3):176-182
[19] 苏大学. 天然草原在防治黄河上中游流域水土流失与土地荒漠化中的作用与地位[J]. 草地学报,2000,8(2):77-81
[20] Rodriguez-Iturbe I. Ecohydrology:A hydrologic perspective of climate-soil-vegetation dynamies[J]. Water Resources Research,2000,36(1):3-9
[21] Wang A, Wu F Z, Yang W Q, et al. Abundance and composition dynamics of soil ammonia-oxidizing archaea in an alpine fir forest on the eastern Tibetan Plateau of China[J]. Canadian Journal of Microbiology,2012,58(5):572-580
[22] Armstrong R D, Helyar K R. Changes in soil phosphate fractions in the rhizosphere of semi-arid pasture grasses[J]. Soil Research,1992,30(2):131-143
[23] 包国章,李向林,房春生,等. 土壤速效磷浓度对白三叶构型及能量分配的影响[J]. 草地学报,2001,9(4):265-269 |