Changes in soil organic carbon stocks and soil quality: land-use system effects in northern Ethiopia

References

• Andrews , S. S. , Karlen , D. L. and Mitchell , J. P. 2002 . A comparison of soil quality indexing methods for vegetable production systems in Northern California . Agriculture, Ecosystems and Environment , 90 : 25 – 45 .
   Web of Science ®Google Scholar
• Andrews , S. S. , Flora , C. B. , Mitchell , J. P. and Karlen , D. L. 2003 . Growers' perceptions and acceptance of soil quality indices . Geoderma , 114 : 187 – 213 .
   Web of Science ®Google Scholar
• Awasthi , K. D. , Singh , B. R. and Sitaula , B. K. 2005 . Profile carbon and nutrient levels and management effect on soil quality indicators in the Mardi watershed of Nepal . Acta Agriculture Scandinavica Section B-Soil and Plant , 55 : 192 – 204 .
   Web of Science ®Google Scholar
• Black , C. A , Evans , D. D , White , J. L. , Ensminger , L. E. and Clark , F. E. 1965 . Methods of Soil analysis. Part 1. Physical and mineralogical properties including statistics of measurement and sampling , Madison , WI : American Society of Agriculture .
   Google Scholar
• Brady , N. C. 2002 . The nature and properties of soils , 12th Edn , New York : Macmillan Inc .
   Google Scholar
• Bremner , J. M. and Mulvaney , C. S. 1982 . “ Nitrogen total ” . In Method of soil analysis. II. Chemical and microbiological properties, agronomic monograph, No. 9 , 2nd Edn , Edited by: Page , A. L. , Miller , R. H. and Keeny , D. R. 592 – 624 . Madison , WI : SSSA .
   Google Scholar
• Burke , I. C. 1999 . Spatial variability of soil properties in the short-grass stage: the relative importance of topography, grazing, microsite, and plant species in controlling spatial patterns . Ecosystem , 2 : 422 – 438 .
   Web of Science ®Google Scholar
• Descheemaeker , K. , Muys , G. , Nyssen , J. , Poesen , J. , Raes , D. , Haile , Mitiku and Deckers , J. 2006a . Litter production and organic matter accumulation in exclosures of the Tigray highlands, Ethiopia . Forest Ecology and Management , 233 : 21 – 35 .
   Web of Science ®Google Scholar
• Descheemaeker , K. , Nyssen , J. , Rossi , J. , Poesen , J. , Haile , Mitiku , Moeyersons , J. and Deckers , J. 2006b . Sediment deposition and pedogenesis in exclosures in the Tigray Highlands, Ethiopia . Geoderma , 132 : 291 – 314 .
   Web of Science ®Google Scholar
• Dereje , A. , Oba , G. , Weladji , R. B. and Colman , J. E. 2002 . An assessment of restoration of biodiversity in degraded high mountain grazing lands in northern Ethiopia . Land Degradation and Development , 14 : 25 – 38 .
   Web of Science ®Google Scholar
• Diack , M. & Stott , D. E. 2001 . Development of soil quality index for the Chalmers silty clay loam from the Midwest USA , In D. E. Stott , R. H. Mohtar , & G. C. Steinhardt , Sustaining the global farm , pp. 550 – 555 . Selected papers from the 10th international soil conservation organization meeting held on May 24–29, 1999 at Purdue University and the USDA-ARS National Soil Erosion Laboratory .
   Google Scholar
• Doran , J. W. & Parkin , J. B. 1994 . Defining and assessing soil quality . In : J. W. Doran , D. C. Coleman , D. F. Bezdicek , & B. A. Stewart , Defining soil quality for sustainable environment , pp. 3 – 21 . Soil Science Society of America (SSSA) Special Publication No. 35 . Madison , WI : ASA and SSSA .
   Google Scholar
• Doran , J. W. & Parkin , J. B. 1996 . Quantitative indicator of soil quality: a minimum data set . In J. W. Doran & A. J. Jones , Methods for assessing soil quality , pp. 25 – 37 . Soil Science Society of America (SSSA) Special Publication No. 49 . Madison , WI : SSSA .
   Google Scholar
• Fantaw , Y. , Ledin , S. and Abdelkadir , A. 2006 . Soil organic carbon and total nitrogen stocks as affected by topographic aspect and vegetation in the Bale Mountains, Ethiopia . Geoderma , 135 : 335 – 344 .
   Web of Science ®Google Scholar
• Franzluebbers , A. J. , Haney , R. L. , Honeycutt , C. W. , Arshad , M. A. , Schomberg , H. H. and Hons , F. M. 2001 . Climate influence on active fractions of soil organic matter . Soil Biology and Biochemistry , 33 : 1103 – 1111 .
   Web of Science ®Google Scholar
• Fu , B. J. , Liu , S. L. , Chen , L. D. , Lu , Y. H. and Qiu , J. 2004 . Soil quality regime in relation to land cover and slope position across a highly modified slope landscape . Ecological Research , 19 : 111 – 118 .
   Web of Science ®Google Scholar
• Gete , Z. and Hurni , H. 2001 . Implications of land use and land cover dynamics for mountain resource degradation in the northwest Ethiopia highlands . Mountain Research and Development , 21 : 184 – 191 .
   Web of Science ®Google Scholar
• Girma , T. 1998 . Effect of cultivation on chemical and physical properties of a Vertisol, in Middle Awash Valley, Ethiopia . Communication in Soil Science and Plant Analysis , 29 : 287 – 295 .
   Web of Science ®Google Scholar
• Gong , J. , Chen , L. , Fu , B. , Huang , Y. , Huang , Z. and Penh , H. 2006 . Effect of land use on soil nutrients in the loess hilly area of the Loess Plateau, China . Land Degradation and Development , 17 : 453 – 465 .
   Web of Science ®Google Scholar
• Guo , L. B. and Gifford , M. 2002 . Soil carbon stocks and land use change: a meta analysis . Global Change Biology , 8 : 345 – 360 .
   Web of Science ®Google Scholar
• Kebrom , T. and Hedlund , L. 2000 . Land cover changes between 1958 and 1986 in Kalu district, southern Wello, Ethiopia . Mountain Research and Development , 20 : 42 – 51 .
   Web of Science ®Google Scholar
• Kimble , J. , Cook , T. , & Eswaran , K. 1990 . Organic matter in soils of the tropics . Proceedings of the symposium on the characterization and role of organic matter in different soils , pp. 250 – 258 . International Congress of Soil Science 14th, Kyoto, Japan, 12–18 August 1990. Wageningen University , the Netherlands : ISSS .
   Google Scholar
• Lal , R. 2002 . Soil carbon dynamics in cropland and rangeland . Environmental Pollution , 116 : 353 – 362 .
   PubMed Web of Science ®Google Scholar
• Lal , R. 2008 . Soil carbon stocks under present and future climate with specific reference to European ecoregions . Nutrient Cycling in Agroecosystems , 81 : 113 – 127 .
   Web of Science ®Google Scholar
• Larson , W. E. and Pierce , F. J. 1994 . “ The dynamic of soil quality as a measure of sustainable management ” . In Defining soil quality for sustainable environments , Edited by: Doran , J. W. 37 – 51 . Madison , WI : ASA and SSSA .
   Google Scholar
• Lemma , B. , Kleja , D. B. , Nilsson , I. and Olsson , M. 2006 . Soil carbon sequestration under different exotic tree species in the southwestern highlands of Ethiopia . Geoderma , 136 : 886 – 898 .
   Web of Science ®Google Scholar
• Mekuria , W. , Veldkamp , E. , Haile , M. , Nyssen , J. , Muys , B. and Gebrehiwot , K. 2007 . Effectiveness of exclosures to restore degraded soils as a result of overgrazing in Tigray, Ethiopia . Journal of Arid Environments , 69 : 270 – 284 .
   Web of Science ®Google Scholar
• Mulugeta , L. and Itanna , F. 2004 . Soil carbon stocks and turnovers in various vegetation types and arable lands along an elevation gradient in southern Ethiopia . Geoderma , 123 : 177 – 188 .
   Web of Science ®Google Scholar
• Mulugeta , L. , Olsson , M. and Karltun , E. 2004 . Comparison of soil attributes under Cupressus lusitanica and Eucalyptus saligna established on abandoned farmlands with continuously cropped farmlands and natural forest in Ethiopia . Forest Ecology and Management , 195 : 57 – 67 .
   Web of Science ®Google Scholar
• Mulugeta , L. , Karltun , E. and Olsson , M. 2005a . Assessing soil chemical and physical property responses to deforestation and subsequent cultivation in small holders farming system in Ethiopia. Agriculture . Ecosystems and Environment , 105 : 373 – 386 .
   Web of Science ®Google Scholar
• Mulugeta , L. , Karltun , E. and Olsson , M. 2005b . Soil organic matter dynamics after deforestation along a farm field chronosequence in southern highlands of Ethiopia. Agriculture . Ecosystems and Environment , 109 : 9 – 19 .
   Web of Science ®Google Scholar
• Nelson , J. D. J. , Schoenau , J. J. and Malhi , S. S. 2008 . Soil organic carbon changes and distribution in cultivated and restored grassland soils in Saskatchewan . Nutrient Cycling in Agroecosystems , 82 : 137 – 148 .
   Web of Science ®Google Scholar
• Olsen , S. R. and Sommers , L. E. 1982 . “ Phosphorous ” . In Methods of soil analysis. II. Chemical and microbiological properties, agronomic monograph, No. 9 , 2nd Edn , Edited by: Page , A. L. , Miller , R. H. and Keeny , D. R. Madison , WI : SSSA .
   Google Scholar
• Shrestha , B. M. , Situla , B. K. , Singh , B. R. and Bajracharya , R. M. 2004 . Soil organic carbon stocks in soil aggregates under different land use systems in Nepal . Nutrient Cycling in Agroecosystems , 70 : 201 – 203 .
   Web of Science ®Google Scholar
• Singh , B. R. and Lal , R. 2005 . The potential of soil carbon sequestration through improved management practices in Norway. Environment . Development and Sustainability , 7 : 161 – 184 .
   Google Scholar
• Solomon , D. , Lehmann , J. and Zech , W. 2000 . Land use effects on soil organic matter properties of chromic Luvisols in semi-arid northern Tanzania: carbon, nitrogen, lignin and carbohydrates. Agriculture . Ecosystems and Environment , 78 : 203 – 213 .
   Web of Science ®Google Scholar
• Solomon , D. , Fritzsche , F. , Lehmann , J. , Tekalign , M. and Zech , W. 2002 . Soil organic matter dynamics in the subhumid agroecosystems of the Ethiopian highlands: evidence from natural 13C abundance and particle-size fractionation . Soil Science Society of America Journal , 66 : 969 – 978 .
   Web of Science ®Google Scholar
• Sombroek , W. G. , Nachtergaele , F. O. and Hebel , A. 1993 . Amount, dynamics and sequestering of carbon in tropical and subtropical soils . Ambio , 22 : 417 – 426 .
   Web of Science ®Google Scholar
• Tiwari , K. R. , Sitaula , B. K. , Borresen , T. and Bajracharya , R. M. 2006 . An assessment of soil quality in Pokhare Khola watershed of the Middle Mountains in Nepal . Journal of Food, Agriculture, and Environment , 4 : 276 – 283 .
   Google Scholar
• Van de Wauw , J. , Baert , G. , Moeyersons , J. , Nyssen , J. , Taha , N. , Zenebe , A. , Behailu , M. , Poesen , J. and Deckers , J. 2008 . Soil-landscape relationships in the basalt dominated uplands of Tigray, Ethiopia . Catena , 75 : 117 – 127 .
   Web of Science ®Google Scholar
• Wang , J. , Fu , B. , Qiu , Y. and Chen , L. 2003 . Analysis on soil nutrient characteristics for sustainable land use in Danangou catchment of the Loess Plateau, China . Catena , 54 : 17 – 29 .
   Web of Science ®Google Scholar
• Warkentin , B. P. 1995 . The changing concept of soil quality . Soil Water Conservation , 50 : 226 – 228 .
   Web of Science ®Google Scholar
• Woldeamlak , B. 2002 . Land cover dynamics since the 1950s in Chemoga watershed, Blue Nile basin, Ethiopia . Mountain Research and Development , 22 : 263 – 269 .
   Web of Science ®Google Scholar
• Woldeamlak , B. and Stroosnijder , L. 2003 . Effect of agroecological land use succession on soil properties in Chemoga watershed, Blue Nile basin, Ethiopia . Geoderma , 111 : 85 – 98 .
   Web of Science ®Google Scholar
• Zerfu , H. 2002 . Ecological Impact evaluation of Eucalyptus plantations in comparison with agricultural and grazing land use types in the highlands of Ethiopia . Ph.D. Dissertation . Institute of Forest Ecology, Vienna University of Agricultural Sciences , Vienna .
   Google Scholar