Effects of cultivation and abandonment on soil carbon content of subalpine meadows, northwest China

[31] Shang ZH(2008)Soil organic carbon changes and distribution in cultivated and restored grassland soils in Saskatchewan Nutr Cycl Agroecosyst 82 137-148

[32] Ma YS(2007)Istotopic detection of recent photosynthate carbon flow into grassland rhizosphere fauna Soil Biol Biochem 39 768-777

[33] Dong SK(2008)Unraveling the effects of management regime and plant species on soil organic carbon and mircrobial phospholipids fatty acid profiles in grassland soils Bioresource Technol 99 3545-3551

[34] Wang YL(2000)Soil carbon sequestration and land use change: processes and potential Global Change Biol 6 317-327

[35] Fisher MJ(2006)Soil microbial community composition as affected by restoration practices in California grassland Soil Biol Biochem 38 1851-1860

[36] Rao IM(1998)Soil C and N changes under tillage and cropping systems in semi-arid Pacific Northwest agriculture Soil Till Res 47 197-205

[37] Ayarza MA(2005)The role of plants and land management in sequestering soil carbon in temperate arable and grassland ecosystems Geoderma 128 130-154

[38] Lascsno CE(2003)Tillage effects on soil organic matter in density fractions of a Cerrado Oxisol Soil Till Res 70 107-119

[39] Sanz JI(2001)A comparison of soil quality in adjacent cultivated, forest and native grassland soils Plant Soil 233 251-259

[40] Thomsa RJ(2010)Dynamics of soil organic carbon and nitrogen associated with physically separated fractions in a grassland-cultivation sequence in the Qinghai-Tibetan plateau Bio Fert Soils 46 103-111

[31] Shang ZH(2008)Soil organic carbon changes and distribution in cultivated and restored grassland soils in Saskatchewan Nutr Cycl Agroecosyst 82 137-148

[32] Ma YS(2007)Istotopic detection of recent photosynthate carbon flow into grassland rhizosphere fauna Soil Biol Biochem 39 768-777

[33] Dong SK(2008)Unraveling the effects of management regime and plant species on soil organic carbon and mircrobial phospholipids fatty acid profiles in grassland soils Bioresource Technol 99 3545-3551

[34] Wang YL(2000)Soil carbon sequestration and land use change: processes and potential Global Change Biol 6 317-327

[35] Fisher MJ(2006)Soil microbial community composition as affected by restoration practices in California grassland Soil Biol Biochem 38 1851-1860

[36] Rao IM(1998)Soil C and N changes under tillage and cropping systems in semi-arid Pacific Northwest agriculture Soil Till Res 47 197-205

[37] Ayarza MA(2005)The role of plants and land management in sequestering soil carbon in temperate arable and grassland ecosystems Geoderma 128 130-154

[38] Lascsno CE(2003)Tillage effects on soil organic matter in density fractions of a Cerrado Oxisol Soil Till Res 70 107-119

[39] Sanz JI(2001)A comparison of soil quality in adjacent cultivated, forest and native grassland soils Plant Soil 233 251-259

[40] Thomsa RJ(2010)Dynamics of soil organic carbon and nitrogen associated with physically separated fractions in a grassland-cultivation sequence in the Qinghai-Tibetan plateau Bio Fert Soils 46 103-111