Anderson J M, Ingram J S I. 1993. Tropical Soil Biology and Fertility: A Handbook of Methods. Wallingford, Oxon, England: CAB International, 221.
Ashrafa M, McNeillyb T. 1994. Responses of three arid zone grasses to N deficiency: A greenhouse study. Arid Soil Research and Rehabilitation, 8: 125–136.
Bradstreet R B. 1965. The Kjeldahl Method for Organic Nitrogen. London: Academic Press.
Brookes P C, Landman A, Pruden G, et al. 1985. Chloroform fumigation and release of soil nitrogen; a rapid extraction method to measure microbial biomass nitrogen in soil. Soil Biology and Biochemistry, 17: 837–842.
Chen D D, Zhang S H, Dong S K, et al. 2010. Effect of land-use on soil nutrients and microbial biomass of an alpine region on the north-eastern Tibetan plateau, China. Land Degradation and Development, 21: 446–452.
De Baets S, Poesen J, Gyssels G, et al. 2006. Effects of grass roots on the erodibility of topsoils during concentrated flow erosion. Geomorphology, 76: 54–67.
de Groot P, Field-Juma A, Hall D O. 1992. Reclaiming the Land: Re-vegetation in Semi-arid Kenya. Nairobi: ACTS Press, 105.
Descheemaecker K, Nyssen J, Rossi J, et al. 2006. Sediment deposition and pedogenesis in exclosures in the Tigray highlands, Ethiopia. Geoderma, 132: 291–314.
Ekaya W N, Kinyamario J I, Karue C N. 2001. Abiotic and herbaceous vegetation characteristics of an arid rangeland in Kenya. African Journal of Range and Forage Science, 18: 1–8.
FAO. 2001. Soil Carbon Sequestration for Improved Land Management. Rome: World Soil Resources Report No. 96.
FAO. 2006a. FAO World Reference Base for Soil Resources. Rome: Food and Agriculture Organization of the United Nations, 128.
FAO. 2006b. FAO Guidelines for Soil Description (4th ed.). Rome: Food and Agriculture Organization of the United Nations, 97.
Holt J A. 1997. Grazing pressure and soil carbon, microbial biomass and enzyme activities in semi-arid north-eastern Australia. Applied Soil Ecology, 5: 143–149.
Jenkinson D S. 1988. Determination of microbial biomass carbon and nitrogen in soil. In: Wilson J R. Advances in Nitrogen Cycling in Agricultural Ecosystems. Wallingford: CAB International, 368–386.
King E G, Hobbs R J. 2006. Identifying linkages among conceptual models of ecosystem degradation and restoration: towards an integrative framework. Restoration Ecology, 14: 369–378.
Kinyua D, McGeoch L E, Georgiadis N, et al. 2009. Short-term and long-term effects of soil ripping, seeding, and fertilization on the restoration of a tropical rangeland. Restoration Ecology, 18: 226–233.
Kipkorir E C. 2002. Analysis of rainfall climate on Njemps Flats, Baringo District, Kenya. Journal of Arid Environments, 50: 445–458.
Lal R. 2000a. Physical management of soils of the Tropics: priorities for the 21st Century. Soil Science, 165: 191–207.
Lal R. 2000b. World cropland soils as a source or sink for atmospheric carbon. Advances in Agronomy, 71: 145–191.
Little P D. 1996. Pastoralism, biodiversity and the shaping of savannah landscapes in East Africa. Journal of the International African Institute, 66: 37–51.
Mekuria W, Aynekulu E. 2011. Exclosure land management for restoration of the soils in degraded communal grazing lands in northern Ethiopia. Land Degradation and Development, 24: 528–538.
Mekuria W, Veldkamp E, Corre M D, et al. 2011. Restoration of ecosystem carbon stocks following exclosure establishment in communal grazing lands in Tigray, Ethiopia. Soil Science Society of America Journal, 75(1): 246–256.
Mekuria W. 2013. Conversion of communal grazing lands into exclosures restored soil properties in the semi-arid lowlands of Northern Ethiopia. Arid Land Research and Management, 27: 153–166.
Meyerhoff E. 1991. Taking Stock: Changing Livelihoods in a Agropastoral Community. Nairobi: African Centre for Technology Studies (ACTS) Press.
Milton S J, Dean W R J, du Plessis M A, et al. 1994. A conceptual model of arid rangeland degradation: the escalating cost of declining productivity. BioScience, 44: 70–76.
Moussa A S, Van Rensburg L, Kellner K, et al. 2007. Soil microbial biomass in semi-arid communal sandy rangelands in the western Bophirima district, South Africa. Applied Ecology and Environmental Research, 5: 43–56.
Murage E W, Karanja N K, Smithson P C, et al. 2000. Diagnostic indicators of soil quality productive and non-productive smallholders’ fields of Kenya’s Central Highlands. Agriculture, Ecosystems and Environment, 79: 1–8.
Mureithi S M. 2006. The effect of enclosures on rehabilitation of degraded semi-arid land in Lake Baringo Basin, Kenya. MSc. Thesis. Belgium: Ghent University.
National Park Service, U.S. Department of the Interior. 2014. Rangeland soil quality: soil compaction factsheet. [2014-01-28]. http://www.nature.nps.gov/geology/soils/Docs/Factsheet/Rangeland/Soil_Compaction.pdf.
Nelson R E. 1982. Carbonate and gypsum. In: Page A L, Millner RH, Keeney D R. Methods of Soil Analysis. Part 2. Chemical and Microbiological Properties. Madison: American Society of Agronomy and Soil Science Society of America, 181–197.
Northup B K, Brown J R, Holt J A. 1999. Grazing impacts on the spatial distribution of soil microbial biomass around tussock grasses in a tropical grassland. Applied Soil Ecology, 13: 259–270.
Opiyo F E O, Ekaya W N, Nyariki D M, et al. 2011. Seedbed preparation influence on morphometric characteristics of perennial grasses of a semi-arid rangeland in Kenya. African Journal of Plant Science, 5: 460–468.
Perrow M R, Davy A J. 2002a. Handbook of Ecological Restoration. Volume 1. Principles of Restoration. Cambridge: Cambridge University Press.
Perrow M R, Davy A J. 2002b. Handbook of Ecological Restoration. Volume 2. Restoration in Practice. Cambridge: Cambridge University Press.
Raiesi F, Asadi E. 2006. Soil microbial activity and litter turnover in native grazed and ungrazed rangelands in a semi-arid ecosystem. Biology and Fertility of Soils, 43: 76–82.
Rhoades J D. 1982. Methods of Soil Analysis. Part 2. Chemical and Microbiological Properties (2nd ed.). Madison: American Society of Agronomy and Soil Science Society of America.
Robinson G W. 1922. A new method for the mechanical analysis of soils and other dispersions. Journal of Agricultural Science, 12: 306–321.
Ruiz-Jaen M C, Aide T M. 2005. Restoration success: how is it being measured? Restoration Ecology, 13: 569–577.
Society for Ecological Restoration (SER). 2004. The SER International Primer on Ecological Restoration. Tucson: Society for Ecological Restoration International [2012-03-10]. http://www.ser.org.
Thom D J, Martin N L, 1983. Ecology and production in Baringo-Kerio valley, Kenya. The Geographical Review, 73: 15–29.
Tongway D J, Ludwig J A. 2011. Restoring Disturbed Landscapes: Putting Principles into Practice (The Science and Practice of Ecological Restoration Series). Washington, DC: Island Press, 191.
USDA-SCS/GoK, 1978. Reconnaissance Soil Survey of Lake Baringo-Kerio Valley Area. Nairobi: Ministry of Agriculture Project Evaluation and Management Division, Government of Kenya.
Verdoodt A, Mureithi S M, Van Ranst E. 2010. Impacts of management and enclosure age on recovery of the herbaceous rangeland vegetation in semi-arid Kenya. Journal of Arid Environments, 74: 1066–1073.
Walkley A, Black I A. 1934. An examination of the Degtjareff method for determining organic carbon in soils: effect of variations in digestion conditions and of inorganic soil constituents. Soil Science, 63: 251–263.
Wasonga V O. 2009. Linkages between land-use, land degradation and poverty in semi-arid rangelands of Kenya: the case of Baringo district. PhD Dissertation. Nairobi: University of Nairobi.
Wasonga V O, Nyariki D M, Ngugi R K. 2011. Assessing socio-ecological change dynamics using local knowledge in the semi-arid lowlands of Baringo, Kenya. Environmental Research Journal, 5: 11–17.
Wu J, Joergensen R G, Pommerening B, et al. 1990. Measurement of soil microbial biomass C by fumigation-extraction-an automated procedure. Soil Biology and Biochemistry, 22: 1167–1169.