Effects of short-period grazing on soil active organic carbon fractions in Zhaosu meadow steppe

中华人民共和国农业部.中国草产业发展研究报告.2007-2008中国生产力发展研究报告.2009.新疆维吾尔自治区畜牧厅.新疆草地资源及其利用.乌鲁木齐:新疆科技卫生出版社,1993.侯扶江,常生华,于应文,等.放牧家畜的践踏作用研究评述[J].生态学报.2004,24(4):784-789Schnitzer M.Soil organic matter-the next 75 1991s[J].Soil Science.1991,151:41-58Doran J W M.Defining and assessing soil health and sustainable productivity.Pankhurst C E,Doube B M,Gupta V V S R.Biological Indicators of Soil Health.NewYork:CAB International,1997.Wander M M,Traina S J,StinnerB R,et al.The effects of organic and conventional management on biologically active soil organic matter fractions[J].Soil Science Society of American.1994,58:1130-1139杨丽霞,潘剑君.土壤活性有机碳库测定方法研究进展[J].土壤通报.2004,35(4):502-506Kalbita K.Controls on the dynamics of dissolved organic matter in soils:A review[J].Soil Science.2000,165(4):277-304王启兰,王长庭,杜岩功,等.放牧对高寒嵩草草甸土壤微生物量碳的影响及其与土壤环境的关系[J].草业学报.2008,17(2):39-46鲍士旦.土壤农化分析.第3版.北京:中国农业出版社,2000.Lefroy R D B,Blair G,Stong W M.Changes in soil organic mater with cropping as measured by organic carbon fractions and 13C natural isotope abundance[J].Plant and Soil.1993,155-156:399-402武天云,Schoenau J J,李凤民,等.利用离心法进行土壤颗粒分级[J].应用生态学报.2004,15(3):477-481武天云,Schoenau J J,李凤民,等.耕作对黄土高原和北美大草原三种典型农业土壤有机碳的影响[J].应用生态学报.2003,14(12):2213-2218张金波,宋长春,杨文燕.三江平原沼泽湿地开垦对表土有机碳组分的影响[J].土壤学报.2005,42(5):857-859Cui X Y,Wang Y F,Niu H S,et al.Effect of long-term grazing on soil organic carbon content in semiarid steppe in Inner Mongolia[J].Ecological Research.2005,20:519-527Bauer J D,Armand C V,Black A L.Soil property comparisons in virgin grasslands between grazed land and non-grazed management systems[J].Soil Science Society of America Journal.1987,51:176-182Biederbeck B O,Zentner R P.Labile soil organic matter as influenced by cropping practices in an arid environment[J].Soil Biology Biochemistry.1994,26(12):1647-1656马秀枝,王艳芬,汪诗平,等.放牧对内蒙古锡林河流域草原土壤碳组分的影响[J].植物生态学报.2005,29(4):569-576Cambardella C A,Elliott E T.Carbon and nitrogen distribution in aggregates from cultivation and native grassland soils[J].Soil Science Society of America Journal.1993,57:1071-1076张金波,宋长春.土地利用方式对土壤碳库影响的敏感性评价指标[J].生态环境.2003,12(4):500-504