1 |
Ababu T. Water quality monitoring in Lake Abaya and Lake Chemo Region: a research based on water resources of the Abaya-Chamo Basin-South Ethiopia; 2006.
|
2 |
Abayneh E. Application of geographic information system (GIS) for soil resource study in Ethiopia. In: Proceedings of the National Sensitization Workshop on Agro metrology and GIS; 2001. p. 17-8.
|
3 |
Abayneh E, Demeke TAA. Soils of the testing sites of Areka Agricultural Research Center. Addis Ababa, Ethiopia; 2006.
|
4 |
Abebe TF, Alamirew T, Abegaz F. Appraisal and mapping of soil salinity problem in Amibara Irrigation Farms, Middle Awash Basin, Ethiopia [Internet]. Vol. 13, International Journal of Innovation and Scientific Research. 2015 [cited 2018 Nov 2]. Available from: http://www.ijisr.issr-journals.org/
|
5 |
Anderson G. Potassium responses of various crops in East Africa. In: Proceedings of the 10th Colloquium of the International Potash Institute, Abijan, Ivory Coast International Potash Institute, Abijan. In Abidjan, Ivory Coast; 1973. p. 413-37. [cited 2018 Nov 7]. Available from: http://www.sidalc.net/cgi-bin/wxis.exe/?IsisScript=catalco.xis&method=post&formato=2&cantidad=1&expresion=mfn=057717
|
6 |
Anon. Soil chemical analysis. Improvement of soil services for agricultural development, vol. 1; 1993. p. 1.
|
7 |
Bandel VA, James B MJ. Basic principles of soil fertility II: soil properties. Department of Agronomy, University of Maryland, College Park. 2002;
|
8 |
Beyene D. Micronutrient status of some Ethiopian soils [Internet]. Institute of Agricultural Research; 1983 [cited 2018 Nov 1]. Available from: http://agris.fao.org/agris-search/index.do
|
9 |
Bouyoucos GJ. A recalibration of the hydrometer method for making mechanical analysis of soils 1. Agron J. 1951;43(9):434-8.
DOI
|
10 |
Brady NC, Weil RR. The nature and properties of soil 12th ed. Prentice-Hall Inc. New Jersey: Upper Saddle River; 1999.
|
11 |
Bremner JM, Mulvaney CS. Nitrogen-Total 1. Methods soil Anal Part 2 Chem Microbiol Prop. 1982;595-624. (methodsofsoilan2)
|
12 |
BSI (1975) Methods of testing soils for civil engineering purpose. British standards, British standards institution, Landon. p. 1377.
|
13 |
Buol SW, Southard RJ, Graham RC, McDaniel PA. Soil genesis and classification. 5th ed. Ames: Iowa State University Press; 2003.
|
14 |
Denise M-W. Soil salinity and sodicity limits efficient plant growth and water use. Rio Gd Reg soil water Ser Guid A-140, New Mex State Univ New Mex. 2003;
|
15 |
Esayas A. Characteristics, genesis and classification of reddish soils from Sidamo region of Ethiopia. In University of Senate (Malaysia); 2005 [cited 2018 Nov 2]. Available from: http://agris.fao.org/agris-search/index.do
|
16 |
Doran JW, Jones AJ, Arshad MA (Charlie), Lowery B, Grossman B. Physical tests for monitoring soil quality. In: Methods for assessing soil quality [Internet]. Soil Science Society of America; 1996. p. 123-141. [cited 2018 Nov 7]. Available from: https://dl.sciencesocieties.org/publications/books/tocs/sssaspecialpubl/methodsforasses
|
17 |
Doran JW, Parkin TB. Defining and assessing soil quality. In: Defining soil quality for a sustainable environment [Internet]: Soil Science Society of America and American Society of Agronomy; 1994. p. 1-21. [cited 2018 Nov 7]. Available from: https://dl.sciencesocieties.org/publications/books/abstracts/sssaspecialpubl/definingsoilqua/1.
|
18 |
EIA. Environmental impact assessment. Addis Ababa; 2000.
|
19 |
Esayas A, Debele B. Soil survey in Ethiopia: past, present and future. Addis Abeba, Ethiopia: Proceedings of the seventh conference of the Ethiopian Society of Soil Science on soils for sustainable development; 2006. p. 67-79.
|
20 |
Ethiopian Mapping Agency. Ethiop Mapp Agency [Internet]. 1975 [cited 2018 Nov 7]; Available from: https://en.wikipedia.org/wiki/Ethiopian_Mapping_Agency
|
21 |
FAO (Food and Agricultural Organization). 1980. Soil Map of the World, revised legend, FAP, Rome.
|
22 |
Buerkerta A Bationo, A. and Dossa, K. Mechanisms of residue mulchinduced cereal growth increases in West Africa. Soil Sci Soc Am 2000;64(1):346-358.
DOI
|
23 |
FAO. Guidelines for soil profile description. Soil Resources, Management and Conservation Service, Land and Water Development Division FAO,. Rome; 2006.
|
24 |
Foth HD. Fundmentals of soil: routledge fundamentals of physical geography series. London; 1990.
|
25 |
FAO WRB. Lecture notes on the major soils of the world. World Soil Resour Rep. 2001;94:334.
|
26 |
Fikre M. Pedogenesis of major volcanic soils of the south central rift valley Region, Ethiopia. Saskatoon: Msc Thesis, University of Saskatchewan; 2003.
|
27 |
Fisseha I. Macro and micronutrients distribution in Ethiopian Vertisols landscapes. Publ Dr Diss Dr thesis Inst fur Bond und Standortslehre, Univ Hohenheim, Ger 1992;201.
|
28 |
GME (Geological Mapping Ethiopia). National Geological Map of Ethiopia, Addis Ababa.; 1975.
|
29 |
Goma HC. Potential for changing traditional soil fertility management systems in the wet miombo woodlands of Zambia: the chitemene and fundikila systems. In:Gichuru MP, Bationo A, Bekunda MA, Goma HC, Mafongoya PL, Mugendi DN, Murwira HK, Nandwa SM, Nyathi P, editors. USA: Swi; 2003. p. 187-218.
|
30 |
Gonfa L. Climate classification of Ethiopia. Meteorological Research Report series No. 3, National Meteorological service Agency of Ethiopia. Addis Ababa; 1996.
|
31 |
Gong J, Chen L, Fu B, Huang Y, Huang Z, Peng H. Effect of land use on soil nutrients in the loess hilly area of the Loess Plateau, China. L Degrad Dev. 2006;17(5):453-65.
DOI
|
32 |
FAO. FAO (Food and Agricultural Organization) sustainable dry land cropping in relation to soil to soil productivity FAO Corporate document Repository originated by 89 Agricultural Department M-53 ISBN 92-5-1037 92-2 the university of queensland Gatton. 1995.
|
33 |
HKIC (Kollmorgen Instruments Corporation). Munsell soil color charts Baltimore. USA; 2000.
|
34 |
Havlin JL, Beaton JD, Tisdale SL, Nelson WL. Soil fertility and fertilizers. Prentice Hall, Upper Saddle River, NJ. Soil Fertil Fertil 6th ed Prentice Hall, Up Saddle River, NJ. 1999;
|
35 |
Herrera E. Soil test interpretations. Guide A-122. College of Agriculture and Home Economics,. USA: New Mexico State University.; 2005.
|
36 |
Hillel D. Fundamentals of soil physics. San Diego: Harcourt Brace Jovanovich publisher, Academic press, Inc; 1980. p. 74-9.
|
37 |
Hurni H. Agro-ecological belts of Ethiopia. Explanatory notes on three maps at a scale of 1:1,000,000. Bern-Addis Ababa: ACRP Research Report 43; 1999.
|
38 |
IFPRI, 2000. Integrated Nutrient Management, soil fertility, and sustainable agriculture: current issues and future challenges; http://ebrary.ifpri.org/utils/getfile/collection/p15738coll2/id/48020/filename/43478.pdf.
|
39 |
ILACO, B. V., & ILACO, B. V. (1981). Soil and land classification. Agricultural Compendium, 51-195. https://doi.org/10.1016/B978-0-444-41952-1.50010-9.
|
40 |
ISRICI. JRC: Harmonized World Soil Database (version 1.2). Laxenburg: FAO, Rome, Italy IIASA; 2012.
|
41 |
Jim CY. Urban soil characteristics and limitations for landscape planting in Hong Kong. Landscape Urban Plan. 1998;40(4):235-49.
DOI
|
42 |
King RB, Birchall CJ. Land systems and soils of the Southern Rift Valley, Ethiopia [Internet]. Min Overseas Dev. 1975; [cited 2018 Nov 7]. Available from: http://agris.fao.org/agris-search/index.do.
|
43 |
Mesfin A. Nature and management of Ethiopian soils. Ethiopia: Alemaya University of Agriculture; 1998. p. 28-35.
|
44 |
Krull ES, Baldock JA, Skjemstad JO. Importance of mechanisms and processes of the stabilisation of soil organic matter for modelling carbon turnover. Funct Plant Biol. 2003;30(2):207-22.
DOI
|
45 |
Lal R. Deforestation and land-use effects on soil degradation and rehabilitation in western Nigeria. II. Soil chemical properties. L Degrad Dev [Internet]. 1996;7(2):87-98. [cited 2018 Nov 7]. Available from: http://onlinelibrary.wiley.com/doi/10.1002/Lal
DOI
|
46 |
Lal R. Farming carbon. Soil Tillage Res. 2007;96:1-5.
DOI
|
47 |
Landon JR. Booker tropical soil manual. A handbook for soil survey and agricultural land evaluation in the tropics and sub tropics. New York: Wiley; 1991. p. 91-5.
|
48 |
MA SH and C. Nutritional disorders in beans. In: Schwartz HF, Coralles MAP (Eds.) Bean production problems in the tropics. 2nd edition. International Centre for Tropical Agriculture. In CIAT, Cali; 1989. p. 75-604.
|
49 |
Mitiku H, Herweg KG, Stillhardt B. Sustainable land management: a new approach to soil and water conservation in Ethiopia. USA: Centre for Development and Environment (CDE) and NCCR north-south; 2006.
|
50 |
MOA M of A. Land use systems and soil conditions of Ethiopia by land use study and rural technology promotion Department Addis Ababa, Ethiopia. 1995.
|
51 |
Oades JM, Gillman GP, Uehara G, Hue NV, Van Noordwijk M, Robertson GP, Wada K. Interactions of soil organic matter and variable-charge clays. Honolulu:University of Hawaii Press; 1989. p. 69-95.
|
52 |
Murphy C. Soils-their properties and management. A soil conservation handbook for New South Wales. Sidney: Sydney University Press; 1991. p. 1991.
|
53 |
Murphy HF. Reports on fertlity status of some soils and other data of Ethiopia. Ethiopia: College of Agriculture., Addis Ababa University; 1968. Experiment Station Bull. No. 44
|
54 |
Negassa W, Gebrekidan H. Forms of Phosphorus and Status of Available Micronutrients under Different Land Use Systems of Alfisols in Bako Area of Ethiopia* Forms of Phosphorus and Status of Available Micronutrients under Different Land Use Systems of Alfisols in Bako Area of Ethio [Internet]. 2003 [cited 2018 Nov 6]. Available from: https://www.researchgate.net/publication/286209270
|
55 |
Norman M.J.T. The Ecology of Tropical Food Crops-M. J. T. Norman, M. J. Norman, C. J. Pearson, P. G. E. Searle-Google Books [Internet]. 1995 [cited 2018 Nov 7]. Available from: https://www.cambridge.org/core/books/ecology-of-tropicalfood-crops/8650D84DCC89C5E9F44B85DADA5D3353
|
56 |
NSS. Laboratory procedures for routine soil analysis, 3rd ed. Ministry of Agriculture and Livestock Development, National Soil Service (NSS), ARI, Mlingano. 1990.
|
57 |
Pribyl DW. A critical review of the conventional SOC to SOM conversion factor. Geoderma. 2010;156(3-4):75-83.
DOI
|
58 |
Schulten H-R, Schnitzer M. The chemistry of soil organic nitrogen: a review. Biol Fertil Soils. 1997;26(1):1-15.
DOI
|
59 |
Ramesh V, Wani SP, Rego TJ, Sharma KL, Bhattacharyya T, Sahrawat KL, et al. Chemical characterization of selected benchmark spots for C sequestration in the semi-arid tropics, India. J SAT Agric Res. 2007;5(1):1-109.
|
60 |
Saikh H, Varadachari C, Ghosh K. Effects of deforestation and cultivation on soil CEC and contents of exchangeable bases: a case study in Simlipal National Park, India. Plant Soil. 1998;204(2):175-81.
DOI
|
61 |
Tayim HA, Al-Yazouri AH. Industrial wastewater treatment using local natural soil in Abu Dhabi, UAE. Am J Environ Sci. 2005;1(3):190-3.
DOI
|
62 |
Soil Taxonomy A Basic System of Soil Classification for Making and Interpreting Soil Surveys United States Department of Agriculture Natural Resources Conservation Service. https://www.nrcs.usda.gov/Internet/FSE_DOCUMENTS/nrcs142p2_051232.pdf.
|
63 |
Tan K. Soil smapling, preparation, and analysis. New York: Marcel Dekker, Inc;1996.
|
64 |
Tandon HE. Methods of analysis of soils, plants, water, fertilizers and organic manure, (ed). New Delhi: FDCO; 2005.
|
65 |
Tuma A. Effect of fruit based land use systems on soil physicochemical properties: the case of smallholders farming systems in Gamo-Gofa, Southern Ethiopia. Hawassa: Hawassa Unicersity; 2007.
|
66 |
Uehara, G and Gilman G (1981) The mineralogy, chemistry and physics of tropical soils with variable charge clays. Westview Tropical Agricultural Series, Boulder, Colorado, 4: 170.
|
67 |
Wakene N. Assessment of important physicochemical properties of nitosols under different management systems in Bako Area, Western Ethiopia. Alemaya: Msc Thesis, Alemaya University; 2001.
|
68 |
van Ranst E, Verloo M, Demeyer A, Pauwels JM. Manual for the soil chemistry and fertility laboratory: analytical methods for soils and plants equipment, and management of consumables; 1999.
|
69 |
Van Reeuwijk LP. Procedures for soil analysis. Int Soil Ref Inf Centre. 1993;4:56-62.
|
70 |
Wagesho N. International Journal of Water Resources and Environmental Engineering Catchment dynamics and its impact on runoff generation:coupling watershed modelling and statistical analysis to detect catchment responses. 2014;6(2):73-87. [cited 2018 Nov 6]. Available from: https://academicjournals.org/journal/IJWREE/article-abstract/A0E8CDF44848
DOI
|
71 |
World Reference Base, (WRB) for S resources. (1998) World Soil Res. Report, FAO, Rome. p. 84.
|
72 |
Werner MR. Soil quality characteristics during conversion to organic orchard management. Appl Soil Ecol. 1997;5(2):151-67 May 1 [cited 2018 Nov 6]. Available from: https://www.sciencedirect.com/science/article/pii/S0929139396001394.
DOI
|
73 |
Wijntje-Bruggeman H. Provisional soil association map of Ethiopia (1:2,000,000). Field Document 6. Assistance to Land Use Planning Project. Ministry of Agriculture. Addis Ababa. 1984.
|
74 |
Woods, L. E., & Schuman, G. E. (1988). Cultivation and Slope Position Effects on Soil Organic Matter. Soil Science Society of America Journal, 52(5), 1371. https://doi.org/10.2136/sssaj1988.03615995005200050031x.
DOI
|
75 |
WRB (World Reference Base for Soil resources) (2006). World Soil Resources Report, FAO, Rome. p. 103.
|
76 |
Appleton BL, Greene V, Smith A, French S, Kane B, Fox L, et al. Trees and shrubs that tolerate saline soils and salt spray drift. 2009;
|
77 |
WRB (World Reference Base for Soil resources) (2010) Guidelines for constructing small-scale map legends using Addendum to the World Reference Base for Soil Resources.
|
78 |
Zewdu S, Suryabhagavan KV, Balakrishnan M. Land-use/land-cover dynamics in Sego Irrigation Farm, southern Ethiopia: a comparison of temporal soil salinization using geospatial tools. J Saudi Soc Agric Sci. 2016;15(1):91-7 [cited 2018 Nov 6]. Available from: https://www.sciencedirect.com/science/article/pii/S1658077X14000265.
DOI
|
79 |
Zewdu S Suryabhagavan K. Balakrishnan M Geo-spatial approach for soil salinity mapping in Sego Irrigation Farm, South Ethiopia. Journal of the Saudi Society of Agricultural Sciences. 2017;16(1):16-24. https://www.sciencedirect.com/science/article/pii/S1658077X14000770.
DOI
|