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Original Articles

A microscale method for colorimetric determination of urea in soil extracts

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Pages 2519-2529 | Published online: 11 Nov 2008

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Ayman Saber Mohamed. (2021) Echinochrome Exhibits Antitumor Activity against Ehrlich Ascites Carcinoma in Swiss Albino Mice. Nutrition and Cancer 73:1, pages 124-132.
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R. J. Goos, N. Abdraimova & B. E. Johnson. (2015) Method for Determination of Ureides in Soybean Tissues. Communications in Soil Science and Plant Analysis 46:4, pages 424-429.
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K. L. Marsh, R. L. Mulvaney & S. A. Khan. (2004) Use of Diffusion for Enzymatic Determination of Urea-Nitrogen in Soil Extracts. Communications in Soil Science and Plant Analysis 35:5-6, pages 691-702.
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Articles from other publishers (21)

Marieme Drame, Alison Carswell, William Roberts, Jess Hood, Martin Jemo, Sigrid Heuer, Guy Kirk, Mark Pawlett & Tom Misselbrook. (2023) Effects of hotter, drier conditions on gaseous losses from nitrogen fertilisers. Journal of Environmental Management 345, pages 118671.
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Seyed Samad Hosseini, Asiyeh Jebelli, Somayeh Vandghanooni, Ali Jahanban-Esfahlan, Behzad Baradaran, Mohammad Amini, Negar Bidar, Miguel de la Guardia, Ahad Mokhtarzadeh & Morteza Eskandani. (2022) Perspectives and trends in advanced DNA biosensors for the recognition of single nucleotide polymorphisms. Chemical Engineering Journal 441, pages 135988.
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Carla Comadran-Casas, Carl J. Schaschke, Joseph C. Akunna & M. Ehsan Jorat. (2022) Cow urine as a source of nutrients for Microbial-Induced Calcite Precipitation in sandy soil. Journal of Environmental Management 304, pages 114307.
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M.R. Redding, T. Witt, C.R. Lobsey, D.G. Mayer, B. Hunter, S. Pratt, N. Robinson, S. Schmidt, B. Laycock & I. Phillips. (2022) Screening two biodegradable polymers in enhanced efficiency fertiliser formulations reveals the need to prioritise performance goals. Journal of Environmental Management 304, pages 114264.
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Qiuchen Dong, Xiangcheng Sun & Songbing He. (2021) Iridium Oxide Enabled Sensors Applications. Catalysts 11:10, pages 1164.
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Hong Chen, Chen Chen & Fangyuan Yu. (2021) Biochar Improves Root Growth of Sapium sebiferum (L.) Roxb. Container Seedlings. Agronomy 11:6, pages 1242.
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Yan-Jhang Chen, Tang-Yu Fan, Li-Pang Wang, Ta-Wui Cheng, Shiao-Shing Chen, Min-Hao Yuan & Shikun Cheng. (2020) Application of Fenton Method for the Removal of Organic Matter in Sewage Sludge at Room Temperature. Sustainability 12:4, pages 1518.
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Michaela K. Reay, Chris A. Yates, Penny J. Johnes, Christopher J. Arthur, Davey L. Jones & Richard P. Evershed. (2019) High resolution HPLC-MS confirms overestimation of urea in soil by the diacetyl monoxime (DAM) colorimetric method. Soil Biology and Biochemistry 135, pages 127-133.
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Randy J. Dempsey, Nathan A. Slaton, Richard. J. Norman & Trenton L. Roberts. (2017) Ammonia Volatilization, Rice Yield, and Nitrogen Uptake Responses to Simulated Rainfall and Urease Inhibitor. Agronomy Journal 109:1, pages 363-377.
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Kristin A. Fisher, Stephanie A. Yarwood & Bruce R. James. (2017) Soil urease activity and bacterial ureC gene copy numbers: Effect of pH. Geoderma 285, pages 1-8.
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Nikolaos V. Paranychianakis, Myrto Tsiknia & Nicolas Kalogerakis. (2016) Pathways regulating the removal of nitrogen in planted and unplanted subsurface flow constructed wetlands. Water Research 102, pages 321-329.
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Kristin A. Fisher, John J. Meisinger & Bruce R. James. (2016) Urea Hydrolysis Rate in Soil Toposequences as Influenced by pH, Carbon, Nitrogen, and Soluble Metals. Journal of Environmental Quality 45:1, pages 349-359.
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A. L. Daigh, M. C. Savin, K. Brye, R. Norman & D. Miller. (2014) Urea persistence in floodwater and soil used for flooded rice production. Soil Use and Management 30:4, pages 463-470.
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Padmini Das, Dibyendu Sarkar, Konstantinos C. Makris, Pravin Punamiya & Rupali Datta. (2013) Effectiveness of urea in enhancing the extractability of 2,4,6-trinitrotoluene from chemically variant soils. Chemosphere 93:9, pages 1811-1817.
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R. Jay Goos. (2013) A Comparison of a Maleic-Itaconic Polymer and N -( n -butyl) Thiophosphoric Triamide as Urease Inhibitors . Soil Science Society of America Journal 77:4, pages 1418-1423.
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Elisabet Prats-Alfonso, Llibertat Abad, Nieves Casañ-Pastor, Javier Gonzalo-Ruiz & Eva Baldrich. (2013) Iridium oxide pH sensor for biomedical applications. Case urea–urease in real urine samples. Biosensors and Bioelectronics 39:1, pages 163-169.
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E. A. Guertal & J. A. Howe. (2012) Nitrate, Ammonium, and Urea Leaching in Hybrid Bermudagrass as Affected by Nitrogen Source. Agronomy Journal 104:2, pages 344-352.
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R. L. Mulvaney. 2008. Nitrogen in Agricultural Systems. Nitrogen in Agricultural Systems 437 504 .
PAUL S. FRANCIS. (2006) The determination of urea in wine – a review. Australian Journal of Grape and Wine Research 12:2, pages 97-106.
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David F. Lambert, John E. Sherwood & Paul S. Francis. (2004) The determination of urea in soil extracts and related samples—a review. Soil Research 42:7, pages 709.
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Elisa D'Angelo, J. Crutchfield & M. Vandiviere. (2001) Rapid, Sensitive, Microscale Determination of Phosphate in Water and Soil. Journal of Environmental Quality 30:6, pages 2206-2209.
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