[
Abure T. (2022): Status of Soil Acidity under Different Land Use Types and Soil Depths: The Case of Hojje Watershed of Gomibora District, Hadiya Zone, Southern Ethiopia. Applied and Environmental Soil Science, Article ID 7060766, 13 p. https://doi.org/10.1155/2022/7060766
]Search in Google Scholar
[
Adekola S.A., Akinlua A., Ajayi T.R., Adesiyan T.A., Ige, D.O. (2018): Geochemistry, heavy mineral and sedimentological analyses of potential reservoir sand samples from Kolmani River-1 well, Northern Benue Trough, Nigeria. African Journal of Science, Technology, Innovation and Development 10: 299–310.
]Search in Google Scholar
[
Akinbola G.E., Ojetade J.O., Olaleye A.O. (2006): Variability of soil properties along two toposequences on Basement Complex in southwestern Nigeria. Discovery and Innovation 18: 44–52.
]Search in Google Scholar
[
Amusan A.A. (1991): Pedogenesis in granitic gneiss of humid tropical Southwestern Nigeria. Unpublished Ph.D. Thesis, Obafemi Awolowo University, Ile-Ife, Nigeria, 205 p.
]Search in Google Scholar
[
Aqeel M., Jamil M., Yusoff I. (2014): Soil Contamination, Risk Assessment and Remediation. Environmental Risk Assessment of Soil Contamination. doi:10.5772/57287
]Search in Google Scholar
[
Bertsch P.M., Bloom P.R. (1996): Aluminum. In: Methods of Soil Analysis. Part. 3 Chemical Methods. Sparks D.L. Page A.L., Helmke P.A., Loeppert R.H., Soltanpour P.N., Tabatabai M.A., Johnston C.T., Sumner M.E. (Eds.). American Society of Agronomy and Soil Science Society of America, Madison, Wisconsin, USA, pp. 517–550.
]Search in Google Scholar
[
Bouyoucos G.J. (1962): Hydrometer method improved for making particles size analysis of soils. Soil Science Society of America Proceedings 26: 917–925.
]Search in Google Scholar
[
Brady N.C. and Weil R. (2010): Elements of the nature and properties of soils. 3rd edition. Pearson Education, Inc., Upper Saddle River, New Jersey. p. 74–89.
]Search in Google Scholar
[
Bray R.H. Kurtz L.T. (1945): Determination of total, organic and available forms of phosphorus in soils. Soil Science 59: 45–49.
]Search in Google Scholar
[
Bremner J.M., Mulvaney C.S. (1982): Total Nitrogen. In: A. L. Page et al., (Eds) Methods of Soil Analysis. Part 2. No. 9. American Society of Agronomy.
]Search in Google Scholar
[
Brewer R. (1976): Fabric and mineral analysis of soils. Robert E. Krieger Publishing Co., New York.
]Search in Google Scholar
[
Buol S.W., Southard R.J., Graham R.C., McDaniel P.A. (2011): Soil Genesis and Classification. 6th Edition, John Wiley & Sons, Inc., West Sussex.
]Search in Google Scholar
[
Cady J.G., Wilding L.P., Drees L.R. (1986): Petrographic microscope techniques. In A. Klute (ed.) Methods of soil analysis. Part 1. Physical and mineralogical methods. 2nd ed. Agron. Monogr. 9. ASA and SSSA, Madison, WI. p. 185–216.
]Search in Google Scholar
[
Clapp R.B., Hornberger G.M. (1978): Empirical Equations for Some Soil Hydraulic Properties. Water Resources Research 14: 601–604.
]Search in Google Scholar
[
Dutta D., Sah K.D., Sarkar D., Reddy R. S. (1999): Quantitative evaluation of soil development in some Aldisols of Andhra Pradesh. Journal of the Indian Society of Soil Science 47: 311–315.
]Search in Google Scholar
[
FAO (1999): World Reference Base for Soil Resources. World Soil Resources Rep. vol. 84. Food and Agricultural Organisation of the UN, Rome, Italy. 161 p.
]Search in Google Scholar
[
FAO (2006): Guidelines for soil description. Fourth edition. Food and Agriculture Organization of the United Nations. Rome. 97 p.
]Search in Google Scholar
[
FAO (2014): World Reference Base for Soil Resource (WRB), International Soil Classification System for Naming and Creating Legends for Soil Maps, Rome, Italy.
]Search in Google Scholar
[
Filippi P., Jones E.J., Ginns B.J., Whelan B.M., Roth G.W., Bishop, T.F.A. (2019): Mapping the Depth‑to‑Soil pH Constraint, and the Relationship with Cotton and Grain Yield at the Within‑Field Scale. Agronomy 9: 251, doi:10.3390/agronomy9050251
]Search in Google Scholar
[
Gael M.O.R., Neil‑Yohan M., Michel M.M. (2022): Tropical Soil Humus. In Humus and Humic Substances‑Recent Advances, IntechOpen, doi: 10.5772/intechopen.106315
]Search in Google Scholar
[
Gee G.W., Bauder D.O. (2002): Particle size analysis. In: J.H. Dane and G.C. Topp (eds.) Methods of soil analysis Part 4, Physical methods. Soil Science Society of America Book series no. 5, American Society of Agronomy and Soil Science Society of America, Madison, pp. 255–293.
]Search in Google Scholar
[
Hartemink A.E., Zhang Y., Bockheim J.G., Curi N., Silva S.H.G., Grauer‑Gray J., Lowe D.J., Krasilnikov P. (2019): Soil horizon variation: A review. Advances in Agronomy 160: 125–185, doi:10.1016/bs.agron.2019.10.003
]Search in Google Scholar
[
Hazelton P.A., Murphy B.W. (2007): Interpreting soil test results: What do all the numbers mean? CSIRO Publishing: Melbourne.
]Search in Google Scholar
[
Herrera E. (2005): Soil Test Interpretations, New Mexico State University, Las Cruces, NM, USA, 2005.
]Search in Google Scholar
[
Jones J.J.B. (2002): Agronomic Handbook. In Agronomic Handbook. 950 p. https://doi.org/10.1201/9781420041507
]Search in Google Scholar
[
Kadeba O., Benjaminson J.N. (1976): Contribution of organic matter and clay to the cation exchange capacity of soils in the savannah zone of Nigeria. Communications in Soil Science and Plant Analysis 7: 129–144.
]Search in Google Scholar
[
Kome G.K., Enang R.K., Tabi F.O., Yerima B.P.K. (2019): Influence of clay minerals on some soil fertility attributes: a review. Open Journal of Soil Science 9: 155–188.
]Search in Google Scholar
[
Malgwi W.B. (2007): Soil Survey: Soil Analytical Data Interpretation for Land Management. Paper presented at Training Workshop in Soil Survey and Land Evaluation Methodology for Federal Department of Agriculture and Land Resource Staff in Kaduna.
]Search in Google Scholar
[
Mange M.A., Wright D.T. (2007): Heavy mineral in use. Development in Sedimentology 58: 157–1247.
]Search in Google Scholar
[
Morton A.C. (1991): Geochemical studies of detrital heavy minerals and their application to provenance research. In A.C. Morton, S.P. Todd, P.D.W. Haughton (Eds.), Developments in sedimentary provenance studies. Geological Society of London Special Publication. 57: 31–45.
]Search in Google Scholar
[
Nelson D.W., Sommers L.E. (1996): Total carbon, organic carbon, and organic matter. In: Sparks, D. L. (ed.) Methods of soil analysis. Part 3. Soil Science Society of America Book series no. 5, American Society of Agronomy and Soil Science Society of America, Madison, pp. 961–1010.
]Search in Google Scholar
[
Nwajide C.S. (2013): Geology of Nigeria’s sedimentary basins.CSS Press, pp. 381–504.
]Search in Google Scholar
[
Ogunkunle A.O. (1993): Soil in land suitability evaluation: an example with oil palm in Nigeria. Soil Use and Management 9: 35–39, doi:10.1111/j.1475-2743.1993.tb00925.x
]Search in Google Scholar
[
Ojo-Atere, J.O., Ogunwale J.A. (1982): Detrital evaluation of pedogenesis in some Alfisols in South western Nigeria. Nigeria Agricultural Journal 17/18: 86–104.
]Search in Google Scholar
[
Olayinka A. (2009): Soil Microorganisms, Wastes and National Food Security, Inaugural Lecture series 222, Obafemi Awolowo University, Ile-Ife, Nigeria.
]Search in Google Scholar
[
Oyebiyi O.O., Ojetade J.O., Muda S.A., Amusan A.A. (2018): Comparative study of three methods of determining cation exchange capacity of three major soils in the rainforest region of Southwestern Nigeria. Communications in Soil Science and Plant Analysis 49: 2338–2344.
]Search in Google Scholar
[
Oyedele D.J., Schjùnning P., Sibbesen E., Debosz K. (1999): Aggregation and organic matter fractions of three Nigerian soils as affected by soil disturbance and incorporation of plant material. Soil & Tillage Research 50: 105–114.
]Search in Google Scholar
[
Rodriguez-EugenioN., McLaughlinM., Pennock D. (2018): Soil Pollution: a hidden reality. Rome, FAO. 142 p.
]Search in Google Scholar
[
Schoonover J.E., Crim J.F. (2015): An Introduction to Soil Concepts and the Role of Soils in Watershed Management. Journal of Contemporary Water Research & Education 154: 21–47. doi:10.1111/j.1936-704x.2015.03186.x
]Search in Google Scholar
[
Sehgel J.L., Gombeer R., D’Hoore J. (1972): Induced Migration of clay and other moderate mobile soil constituents: mobility of sodium, potassium and silica in Indian soils subjected to perfusion with water under slightly unsaturated conditions. Pedologie 22: 255–283.
]Search in Google Scholar
[
Sharma S.S., Totawat K.L., Shyampura, R.L. (1996): Characterisation and classification of soils of toposequence over basaltic tarrain. Journal of the Indian Society of Soil Science 45: 480–485.
]Search in Google Scholar
[
Smyth A.J., Montgomery R.F. (1962): Soils and Land use in Central Western Nigeria. Ibadan, Government Printer, pp. 1–167.
]Search in Google Scholar
[
Soil Survey Staff (1975): Soil Taxonomy. USDA Agriculture Handbook No. 436. Washington, D.C.: U.S. Government Printing Office, 754 p.
]Search in Google Scholar
[
Soil Survey Staff (2014): Keys to Soil Taxonomy. 12th edition. United States Department of Agriculture, Natural Resources Conservation Service, Washington D.C., 344 p.
]Search in Google Scholar
[
Thomas G.W. (1982): Exchangeable cations. In A. L. Page et al., Eds., Methods of Soil Analysis. Agronomy 9, 2nd ed. American Society of Agronomy, Madison, WI, pp. 159–165.
]Search in Google Scholar
[
Thomas G.W. (1996): Soil pH and soil acidity. In: Sparks, D.L. (ed.), Methods of Soil Analysis Part 3: SSSA Book Series No. 5 Soil Science Society of America Inc., American Society of Agronomy Inc., Madison, Wisconsin, pp. 363–376.
]Search in Google Scholar
[
Udo E.J., Ibia T.O., Ogunwale J.O., Ano A.O., Esu I. (2009): Manual of soil, plant and water analysis. Lagos: Sibon Books Limited.
]Search in Google Scholar
[
Wakene N., Heluf G. (2003): Forms of phosphorus and status of available micronutrients under different land use systems of Alfisols in Bako area of Ethiopia. Ethiopian Journal of Natural Resource 5: 17–37.
]Search in Google Scholar
[
Zhou W., Han G., Liu M., Li X. (2019): Effects of soil pH and texture on soil carbon and nitrogen in soil profiles under different land uses in Mun River Basin, Northeast Thailand. doi: 10.7717/peerj.7880. PMID: 31637132; PMCID: PMC6798867.
]Search in Google Scholar