Academic literature on the topic 'Soil requirements'

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Journal articles on the topic "Soil requirements"

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Ajayi, F. I., M. A. Yessoufou, and T. E. Akinbayo. "Draught Requirements of Tillage Tines in Clay Soil under Indoor Soil Bin Conditions." Applied Research Journal of Environmental Engineering 3, no. 2 (2020): 1–12. http://dx.doi.org/10.47721/arjee20200302019.

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Large tine (Tl) and sweep tine (Tw) were the different model tillage tines used for this research. The blades were used on clay soil in a soil bin of dimension 9.0 × 0.85 × 0.5m located in the Department of Agricultural Engineering of the Federal University of Technology, Akure, Nigeria. The clay soil used for the experiment was obtained from Agricultural Engineering Step B Farm. The objective of this study was to evaluate the draught requirements of the model tillage tools and to evaluate and model the parameters of the soil profile produced under different operating conditions. It involved t
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Deveci, Huzur, Buse Önler, and Tolga Erdem. "Modeling the Effect of Soil Type Change on Irrigation Water Requirements of Sunflower and Wheat Using CROPWAT 8.0." Water 17, no. 10 (2025): 1437. https://doi.org/10.3390/w17101437.

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Water scarcity, environmental factors, and climate change significantly impact agricultural productivity, making efficient irrigation strategies essential for sustainable crop production. The aim of this study is to determine how different soil types affect the irrigation water requirements of sunflower and wheat. To achieve this aim, the total net irrigation water requirements of sunflower and wheat plants in different soil types in the TR21 Thrace Region (Tekirdağ, Edirne, Kırklareli) during the period 1971–2000 was determined by CROPWAT 8.0. The results reveal that light-textured soils lead
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Eponon, Eboa Christophe Ghislain, Koffi Fernand Jean-Martial Kassi, Konan Didier Kouamé, et al. "The Soil Diagnostic Method to Formulate Fertilizer Requirements for Coffee Trees in Côte d'Ivoire." Archives of Current Research International 23, no. 4 (2023): 51–59. http://dx.doi.org/10.9734/acri/2023/v23i4569.

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Coffee is a crop that exports significant amounts of minerals from the soil, particularly through crop and pruning products. Maintaining sustainable productivity requires good knowledge and rational management of factors related to soil fertility and plant nutritional status, which would limit production. The objective of this study was to diagnose the mineral requirements of coffee plants in different production regions in order to recommend nutrient quantities adapted to the characteristics of each soil type for sustainable coffee production. Chemical analysis of 156 soil samples representat
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Lasota, Jarosław, Ewa Błońska, Tomasz Wanic, and Maciej Zwydak. "The trophic requirements of selected underwood species occurring in forests." Forest Research Papers 75 (2) (June 1, 2014): 181–91. https://doi.org/10.2478/frp-2014-0017.

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The subject of this study were soil requirements of common woody shrubs, which may be part of the forest understory (<em>Sorbus aucuparia</em> L., <em>Frangula alnus</em> Mill., <em>Corylus avellana</em> L., <em>Juniperus communis</em> L., <em>Padus avium</em> Mill., <em>Euonymus europaea</em> L., <em>Sambucus nigra</em> L.). We focused on phytocenoses in the vicinity of natural forests in reserves and national parks of Polish lowlands and defined optimal types and subtypes of soil with trophic variations for each underwood species. The range of trophism for each species of shrub was determine
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A Loukanov, I., J. Uziak, and J. Michálek. "Draught requirements of enamel coated animal drawn mouldboard plough." Research in Agricultural Engineering 51, No. 2 (2012): 56–62. http://dx.doi.org/10.17221/4903-rae.

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The power requirement of tillage implements is an important design consideration particularly for animal-drawn implements where the power is limited. The paper presents the possibility of reduction in the draught requirements of animal-drawn mouldboard plough by using enamel coating on the soil-engaged components such as the mouldboard, share and the landside. Trials were conducted to compare enamel-coated Maun Series single mouldboard plough (manufactured by Zimplow Limited, Bulawayo,Zimbabwe) with similar uncoated plough, both animal-drawn, under comparable working conditions. Experiments we
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Holford, ICR, and BR Cullis. "Effects of phosphate buffer capacity on yield response curvature and fertilizer requirements of wheat in relation to soil phosphate tests." Soil Research 23, no. 3 (1985): 417. http://dx.doi.org/10.1071/sr9850417.

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Data from 39 fertilizer field experiments in north-western New South Wales were used to examine the effects of phosphate buffer capacity on yield response curvature and fertilizer requirements of wheat in relation to six soil phosphate tests (Bray1, Bray2, BSES, Truog, lactate, and bicarbonate). The soil tests were also evaluated for their accuracy in predicting yield responsiveness in a total of 48 experiments. There was a highly significant negative correlation between buffer capacity and response curvature, accounting for nearly 50% of the variance in curvature. The accuracy of the relation
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Lasota, Jarosław, Ewa Błońska, Tomasz Wanic, and Maciej Zwydak. "The trophic requirements of selected underwood species occurring in forests." Forest Research Papers 75, no. 2 (2014): 181–91. http://dx.doi.org/10.2478/frp-2014-0017.

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Abstract The subject of this study were soil requirements of common woody shrubs, which may be part of the forest understory (Sorbus aucuparia L., Frangula alnus Mill., Corylus avellana L., Juniperus communis L., Padus avium Mill., Euonymus europaea L., Sambucus nigra L.). We focused on phytocenoses in the vicinity of natural forests in reserves and national parks of Polish lowlands and defined optimal types and subtypes of soil with trophic variations for each underwood species. The range of trophism for each species of shrub was determined using specific physicochemical properties of the soi
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Hartz, T. K. "113 ESTIMATING SOIL. POTASSIUM SUPPLY TO MEET PROCESSING TOMATO REQUIREMENTS." HortScience 29, no. 5 (1994): 444d—444. http://dx.doi.org/10.21273/hortsci.29.5.444d.

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A 1993 survey of 50 commercial processing tomato fields in California revealed widespread potassium deficiency, as determined by tissue K levels below existing sufficiency standards and the occurrence of vine necrosis consistent with K deficiency. Soils from these fields were analyzed for exchangeable K by ammonium acetate extraction, and for K release rate by a 7 day incubation procedure (1:10 soil:. 01 M CaCl2 at 25°). Soil K release rate was more highly correlated with tissue K at midseason than was exchangeable K. These soils were further examined for K fixation capacity. Three g soil was
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S.O., Abich, Gitau A.N., and Nyaanga D. M. "MODELING SUBSOILING DRAFT REQUIREMENTS USING DIMENSIONAL ANALYSIS." Journal of Engineering in Agriculture and the Environment 8, no. 2 (2022): 14. http://dx.doi.org/10.37017/jeae.v8i2.89.

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Increased conventional tillage of farming operations has increased soil compaction. The objective of this study was to model the effects of soil compaction on draft force of sub soiling silt loam soils using dimensional analysis. A factorial experiment in a Completely Randomized Block design was used in the study. Experiments were conducted on 18 plots to investigate the effect of five-wheel pass (1, 2, 3, 4. 5) and control treatments on soil mechanico-physical properties at 0 - 20, 20 - 20 and 30 - 40 cm depths with three replications. The data obtained from the experiments were subjected to
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Goundar, M. S., R. J. Morrison, and C. Togamana. "Phosphorus requirements of some selected soil types in the Fiji sugarcane belt." South Pacific Journal of Natural and Applied Sciences 32, no. 1 (2014): 1. http://dx.doi.org/10.1071/sp14001.

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The availability of phosphorus (P) in soil is perceived to be one of the limiting factors to sustainable sugarcane production in Fiji. The main objective of this research was to ascertain the amount of bioavailable phosphorus in some Fiji sugarcane growing area soils; this will be valuable in improving the determination of the required amount of inorganic fertilizer to be applied to the soil. In this study, twelve different soils were selected from the sugarcane belt of Fiji and phosphorus buffer index (PBI) and phosphorus isotherm experiments were performed. Soil physical and chemical paramet
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Dissertations / Theses on the topic "Soil requirements"

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Willis, Megan Suzanne. "Status and soil requirements of Rhus michauxii." NCSU, 2008. http://www.lib.ncsu.edu/theses/available/etd-05162008-121859/.

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This study mapped natural Rhus michauxii populations located in North Carolina and determined that NC populations are declining. Soil analysis at 44 populations and sub-populations revealed that soils are an important factor, but they are not the sole limiting factor. A greenhouse study which involved growing Rhus michauxii in different soil media determined that 50% clay and 50% loam is the best host soil.
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Florence, Robert J. "Comparing soil testing methods for soil organic matter, lime requirements, and developing a phosphorus soil test correlation." Diss., Kansas State University, 2015. http://hdl.handle.net/2097/18903.

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Doctor of Philosophy<br>Department of Agronomy<br>Dave Mengel<br>The Kansas State University Soil Testing Laboratory currently uses the Walkley-Black (WB) method for soil organic matter (SOM) estimations, the Shoemaker-Mclean-Pratt (SMP) buffer for lime recommendations, and bases the soybean phosphorus (P) critical value for P fertilizer recommendations off other crops. Hazardous waste is produced from WB and SMP creating a health hazard for workers, and substantial cost for handling and disposal. The substantial increase in land area devoted to soybean creates the need to validate currently
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Mulyati. "Zinc requirements of transplanted oilseed rape." Thesis, Mulyati, (2004) Zinc requirements of transplanted oilseed rape. PhD thesis, Murdoch University, 2004. https://researchrepository.murdoch.edu.au/id/eprint/213/.

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Transplanting is a common practice for many horticultural crops and some field crops. Recently, transplanted oilseed rape (Brassica napus L.) crops have been reported to be sensitive to zinc (Zn) deficiency. However, Zn nutrition in transplanted field crops has not been investigated in detail. The objectives of this present research were to investigate whether transplanting increases external Zn requirements of transplanted oilseed rape, and the mechanisms of root function, growth and Zn uptake after transplanting including rhizosphere modification capacity by plant roots. The second objective
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Mulyati. "Zinc requirements of transplanted oilseed rape." Murdoch University, 2004. http://wwwlib.murdoch.edu.au/adt/browse/view/adt-MU20060109.135933.

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Transplanting is a common practice for many horticultural crops and some field crops. Recently, transplanted oilseed rape (Brassica napus L.) crops have been reported to be sensitive to zinc (Zn) deficiency. However, Zn nutrition in transplanted field crops has not been investigated in detail. The objectives of this present research were to investigate whether transplanting increases external Zn requirements of transplanted oilseed rape, and the mechanisms of root function, growth and Zn uptake after transplanting including rhizosphere modification capacity by plant roots. The second objective
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Dalton, James A. "Contribution of upward soil water flux to crop water requirements." Thesis, University of Southampton, 2006. https://eprints.soton.ac.uk/344938/.

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Bellett-Travers, David Marcus. "Water relations and soil moisture requirements of transplanted amenity trees during establishment." Thesis, University of Hertfordshire, 2001. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.251544.

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Copeland, Stephen Mark 1955. "Soil water potential as related to the Crop Water Stress Index of irrigated cotton." Thesis, The University of Arizona, 1989. http://hdl.handle.net/10150/276940.

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The application of the crop water stress index (CWSI) method to irrigation scheduling is enhanced by knowledge of the relationship between CWSI and soil water potential (SWP) and how this relationship is affected by soil texture. A study using the same cultivar of cotton on three different soils was conducted in southern Arizona over a single growing season. Detailed data were collected of CWSI and soil moisture content for several treatments that scheduled irrigations at threshold CWSI values. CWSI was correlated with soil water potential values calculated from pressure plate determined moist
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Bailey, J. S. "Evaluation of the lime requirements of some soils for grass production." Thesis, Queen's University Belfast, 1986. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.379218.

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Janat, Mohamad Mussaddak. "Phosphorus fractions, movement and fertilizer requirements of grapes grown on White House soil." Diss., The University of Arizona, 1989. http://hdl.handle.net/10150/184754.

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A two-year fertilizer study on a mature vineyard of Vita vinifera, C. V. Cabernet Sauvignon and Sauvignon blanc, has been conducted on White House sandy loam (fine, mixed, thermic Ustollic Haplargid), at Page Ranch, International Agricultural Center. Furthermore, eleven different varieties grown at Page Ranch and treated with different levels of nitrogen fertilizer were tested for total P content in plant tissue and NO₃-N. Moreover, in another site with similar soil, a Cabernet Sauvignon grown at the Vina Sonoita Vineyard was treated with both soil and foliar applications of P fertilizer, and
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Mahaman, Sabiou 1957. "Nitrogen requirements of grain sorghum (Sorghum bicolor (L.) Moench) under soil moisture stress." Thesis, The University of Arizona, 1990. http://hdl.handle.net/10150/277251.

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Water and fertilizers are the two major agricultural inputs limiting yields in the arid and semi-arid regions of the world. Proper knowledge of their influence on crops should be obtained for appreciable returns. Therefore, a field study was conducted to evaluate the effects of four nitrogen (N) treatments (0, 56, 112, and 168 kg N/ha), two water (M) levels (39 and 58 cm), and two varieties (V) (Funks G-522DR and Conlee Rusler) on dry matter production, total N concentration, and yield of grain sorghum (Sorghum bicolor (L.) Moench). Total N concentration, dry matter, and grain yield were incre
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Books on the topic "Soil requirements"

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Haugen-Kozyra, Karen. Regional land use data requirements: Data requirements and sources of agricultural land use and management practices for selected soil degradation models. Research Branch, Agriculture and Agri-Food Canada, 1995.

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Illinois. Division of Land Pollution Control. Questions about LUST site sampling and analytical requirements. Illinois Environmental Protection Agency, Land Pollution Control, 1991.

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Bassman, John Harold. Plant and soil water relations in high density lodgepole pine stands. College of Agriculture and Home Economics Research Center, Washington State University, 1988.

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National Seminar on Soil Testing for Balanced and Integrated Use of Fertilizers and Manures (1999 Indian Institute of Soil Science). Soil test based fertilizer recommendations for targeted yields of crops: Proceedings of the National Seminar on Soil Testing for Balanced and Integrated Use of Fertilizers and Manures. Edited by Subba Rao A, Srivastava Sanjay, and All India Coordinated Research Project for Investigations on Soil Test Crop Response Correlation. All India Coordinated Research Project for Investigations on Soil Test Crop Response Correlation, Indian Institute of Soil Science, 2001.

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Pakhuchiĭ, V. V. Faktory produktivnosti osushennykh nasazhdeniĭ Evropeĭskogo Severo-Vostoka. Komi nauch. t͡sentr UrO AN SSSR, 1991.

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Mamontov, Vladimir. Soil chemistry: a practical course. INFRA-M Academic Publishing LLC., 2023. http://dx.doi.org/10.12737/1079438.

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The textbook describes methods for analyzing the elemental composition of the mineral part of soils, ways to express the results of gross analysis and recalculation of analytical data. Methods for studying the ion-salt complex of soils and available forms of plant nutrition elements, as well as methods used to determine the total humus and nitrogen, group and fractional composition of humus, and methods for studying some properties of humic acids are presented. The use of gross analysis data, the results of studying the ion-salt complex and soil organic matter for practical purposes is conside
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Crofts, Kent A. Cover soil requirements for reclamation of coal refuse material in Utah. University of Kentucky, 1988.

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Hamilton, David L. Hamilton's The art of high-tech watering. Hamilton's--Book Division, 1986.

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Uchtmann, Donald L. Illinois drainage law: Including soil erosion and sedimentation control, permit requirements for construction in streams or floodways, and federal wetlands provisions. College of Agricultural, Consumer and Environmental Sciences, University of Illinois at Urbana-Champaign, Cooperative Extension Service, 1997.

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Uchtmann, Donald L. Illinois drainage law: Including soil erosion and sedimentation control, state permit requirements for construction in streams or floodways, and federal wetlands provisions. College of Agriculture, University of Illinois at Urbana-Champaign, Cooperative Extension Service, 1991.

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Book chapters on the topic "Soil requirements"

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Hunsigi, Gururaj. "Soil and Climatic Requirements." In Advanced Series in Agricultural Sciences. Springer Berlin Heidelberg, 1993. http://dx.doi.org/10.1007/978-3-642-78133-9_3.

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Stone, E. L. "Soil Requirements for Forestry." In Land and its Uses — Actual and Potential. Springer US, 1986. http://dx.doi.org/10.1007/978-1-4613-2169-9_10.

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Gordon, P., L. Ferguson, and P. Brown. "Soil and nutritional requirements." In The fig: botany, production and uses. CABI, 2022. http://dx.doi.org/10.1079/9781789242881.0010.

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Abstract This paper explores the soil and nutritional requirements of Ficus carica. The macronutrients (nitrogen, phosphorus, potassium, calcium, magnesium, and sulfur) and micronutrients (iron, zinc, copper, manganese, and boron), salinity and sodicity, and production practices of F. carica are discussed.
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Stewart, B. A. "Nutrient Requirements for Soil Carbon Sequestration." In Soil and Climate. CRC Press, 2018. http://dx.doi.org/10.1201/b21225-5.

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Turco, R. F. "Soil Microorganisms and Their Requirements." In Agronomy Monographs. American Society of Agronomy, Crop Science Society of America, Soil Science Society of America, 2015. http://dx.doi.org/10.2134/agronmonogr37.c2.

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Grube, Walter E. "Geotechnical Data Requirements for Earthen Hydraulic Barriers." In Contaminated Soil ’88. Springer Netherlands, 1988. http://dx.doi.org/10.1007/978-94-009-2807-7_92.

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Guillaume, B. "Specification Requirements for Ground Investigations of Contaminated Land." In Soil & Environment. Springer Netherlands, 1995. http://dx.doi.org/10.1007/978-94-011-0415-9_37.

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Bannick, C. G., R. Kohl, and C. O. Zubiller. "Requirements for Evaluation and Reuse of Soil Material." In Contaminated Soil ’95. Springer Netherlands, 1995. http://dx.doi.org/10.1007/978-94-011-0421-0_43.

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van der Burgt, Patricia. "Hands-on Workshops on Forensic Archaeology in Europe: Benefits and Requirements." In Soil Forensics. Springer Nature Switzerland, 2025. https://doi.org/10.1007/978-3-031-86308-0_5.

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Saric, William S. "Low-Speed Experiments: Requirements for Stability Measurements." In Advances in Soil Science. Springer New York, 1990. http://dx.doi.org/10.1007/978-1-4612-3430-2_20.

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Conference papers on the topic "Soil requirements"

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Southey, Robert D., Winston Ruan, and Farid P. Dawalibi. "AC Mitigation Requirements: A Parametric Analysis." In CORROSION 2001. NACE International, 2001. https://doi.org/10.5006/c2001-01604.

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Abstract This paper presents a parametric analysis in which required mitigation wire length is determined for a pipeline subjected to magnetic field induction from a nearby high voltage transmission line, during load conditions. The effects of the following variables on induced voltages and mitigation requirements are studied: length of parallelism, separation distance, transmission line cross-sectional configuration, type of static wire, soil resistivity, load current magnitude, and pipeline/transmission line crossings. The goal is to provide the reader with a means to estimate mitigation req
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Gummow, R. A. "Cathodic Protection Current Requirements for Electrical Grounding Materials." In CORROSION 2004. NACE International, 2004. https://doi.org/10.5006/c2004-04045.

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Abstract Although cathodically protected pipelines are often connected directly to electrical ground in stations and plants, there is little information on the amount of current required to polarize various grounding materials such as copper, tinned copper, stainless steel, silicon iron, and galvanized steel. This paper presents results of short and long-term cathodic polarization tests on commercially available grounding materials buried in a low resistivity clay and a high resistivity sand. The results indicate that in the non-aerated clay all the grounding materials, that would normally be
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Southey, R. D., W. Ruan, F. P. Dawalibi, and S. Fortin. "Estimating AC Mitigation Requirements for Pipelines Installed in High Voltage AC Corridors: Fault Conditions." In CORROSION 2003. NACE International, 2003. https://doi.org/10.5006/c2003-03698.

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Abstract A previous paper1 has addressed the question of estimating mitigation requirements for pipelines installed in high voltage AC corridors, such as to maintain induced voltages at acceptable levels during normal operating conditions on the power system. This paper addresses the more difficult problem of estimating what mitigation is required to maintain pipeline coating stress voltages within acceptable limits during fault conditions on the power system. The difficulty of this undertaking arises primarily from the fact that AC interference during fault conditions includes not only induct
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Andrenacci, A., and D. T. Wong. "Simulation of Coating Behavior in Buried Service Environment." In CORROSION 2007. NACE International, 2007. https://doi.org/10.5006/c2007-07020.

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Abstract A test apparatus, commonly used in the district heating market, has been successfully adopted to evaluate the functionality of various coating systems for their resistance to soil stress induced in the axial direction due to thermal changes in the pipeline. Coating systems investigated includes 2-layer polyethylene (2LPE), 3-layer polyethylene (3LPE), fusion bonded epoxy (FBE), cold-applied tape, heat-shrinkable sleeve with mastic adhesive and heat-shrinkable sleeve with hot melt adhesives. The results showed that the most critical properties of a coating’s ability to resist soil stre
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Khan, Naeem A., and Saudi Aramco. "Use of CP Coupons and Soil Corrosion Probes in Application of Pipeline Cathodic Protection Criteria." In CORROSION 2007. NACE International, 2007. https://doi.org/10.5006/c2007-07037.

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Abstract Cathodic protection (CP) coupons and soil corrosion probes (SCPs) can be effective tools in applying CP criteria under challenging operating environments. These situations include measuring off-potentials using coupons in cross-bonded systems or structures influenced by interference from CP systems not controlled by the main protected system operator, or where CP potentials cannot be reliably measured and corrosion rate measurements using electrical resistance (ER) soil corrosion probes are used as an alternative to conventional CP criteria for buried pipelines. This paper looks at th
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Paakkonen, Scott T., Samuel F. Lockwood, Daniel H. Pope, Valerie G. Horner, Edgar A. Morris, and Daniel P. Werner. "The Role of Coatings and Cathodic Protection in Microbiologically Influenced Corrosion." In CORROSION 1993. NACE International, 1993. https://doi.org/10.5006/c1993-93293.

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Abstract A field study was performed to assess the influence of local soil conditions (biological and chemical) on the ability to achieve "adequate" cathodic protection and reduce corrosion, including microbiologically influenced corrosion (MIC). The performance of four coatings was also assessed. Two sites were chosen based on inherent differences in soil corrosiveness. Site A was adjacent to a pipeline site at which MIC was implicated in the corrosion process leading to a failure. Site B was a site adjacent to the same pipeline (one-quarter mile from Site A) that had shown significantly less
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Hongzhi, Wang, Chen Jinghe, Liu Kaifeng, Guo Xin, and Zhu Zidong. "Improved Correction Method of Signal Values Based on One-pass System." In CORROSION 2014. NACE International, 2014. https://doi.org/10.5006/c2014-4009.

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Abstract For improving the precision of detecting overburden depth of soil above pipeline crossing of the river, a method of signal value measurement is put forward which is in the circuit of cable or ground and corrected by way of one or more calibration points. In addition, buried depth of overburden soil of underwater crossing pipeline is calculated using Ariver, that achieves a good effect. The results show that by circuit composed by cable and a calibration point chosen on both sides of the river, the method is more accurate by contrast and measuring value is in the range of permitted err
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aus der Wieschen, Andreas, Matthias Wintermantel, Todd Williams, and Ahren Olsen. "Efficient Polyurethane Pipe Coatings for Harsh Conditions." In SSPC 2014 Greencoat. SSPC, 2014. https://doi.org/10.5006/s2014-00065.

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Abstract Solvent-free two component polyurethane (2-K-PU) systems have been approved as suitable protective coatings systems since many years. Two component polyurethanes are favored within pipeline and tank constructions where high performance and durability have to be accomplished under harsh conditions (e.g. field application, high service temperatures, high salt load, wet soil conditions etc.). Building blocks of rigid polyurethanes were screened in the lab and resulting raw material property profile was modified in order to fulfill the requirements. Test coatings were developed and the fo
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Zamanzadeh, Mehrooz, George T. Bayer, Gordon Kirkwood, and Carl Kempkes. "Using Electrochemical Impedance Spectroscopy to Evaluate Corrosion Behavior of Painted Galvanized Steel in Atmospheric and Soil Exposure." In SSPC 2006. SSPC, 2006. https://doi.org/10.5006/s2006-00079.

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Abstract A review of galvanized steel and painted galvanized steel processes is provided, as well as the fundamentals and requirements for painted galvanized steel products. The corrosion processes found with both galvanized steel and painted galvanized steels are discussed. In the evaluation of painted galvanized steels, various laboratory techniques have proven most useful, with electrochemical impedance spectroscopy (EIS) as a sensitive quantitative technique for measuring coating degradation and corrosion protection. A detailed overview of the EIS technique is provided. Two case studies ar
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McIlwain, Sam, Bruce Hamersley, William Wu, and Tian Wang. "Viaduct Solutions for Unstable Slopes in the Kicking Horse Canyon." In IABSE Congress, San José 2024: Beyond Structural Engineering in a Changing World. International Association for Bridge and Structural Engineering (IABSE), 2024. https://doi.org/10.2749/sanjose.2024.0533.

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&lt;p&gt;This paper presents an innovative viaduct solution using accelerated bridge construction techniques crossing a series of unstable slopes, active landslides, and avalanche and rock fall paths along a treacherous highway section of the Kicking Horse Canyon Phase 4 project in British Columbia, Canada. The utilization of compact precast concrete components significantly minimized on-site labour requirements, improved the constructability, and reduced the construction schedule and cost. Approximately 1.8 km of viaduct structures were designed to span the unstable soils. Significant loads f
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Reports on the topic "Soil requirements"

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Phifer, M. A. Unreviewed Disposal Question Evaluation: Backfill Soil Compaction Requirements. Office of Scientific and Technical Information (OSTI), 2003. http://dx.doi.org/10.2172/810004.

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Han. L51585 Effects of Seasonal Variations on Requirements to Prevent Corrosion in Soils. Pipeline Research Council International, Inc. (PRCI), 1988. http://dx.doi.org/10.55274/r0010092.

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It has been widely recognized that the pipe-to-soil potential of pipelines under cathodic protection varies seasonally, depending primarily on the soil moisture content. In dry seasons, for instance, the pipe-to-soil potential becomes less negative so that meeting the -0.85 V (Cu/CuS04) criterion can be difficult if not impossible. The American Gas Association (AGA) through the Pipeline Research Council International, Inc. (PRCI), accordingly, initiated a research program at Battelle Columbus Division to study the effects of soil moisture content on corrosion and cathodic protection of undergr
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H. Seay Nance, Alan R. Dutton, and Jerry Mullican. ANALYSIS OF SOIL REMEDIATION REQUIREMENTS OF ABANDONED CENTRALIZED AND COMMERCIAL DRILLING. Office of Scientific and Technical Information (OSTI), 2002. http://dx.doi.org/10.2172/816389.

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Simpson, Brett C., Rob A. Corbin, Michael J. Anderson, and Charles T. Kincaid. Hanford Soil Inventory Model (SIM) Rev. 1 Software Documentation ? Requirements, Design, and Limitations. Office of Scientific and Technical Information (OSTI), 2006. http://dx.doi.org/10.2172/895179.

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Furillo. PR-409-123700-R01 Performance Improvements of In-Service Internal Inspection Technologies for Tanks. Pipeline Research Council International, Inc. (PRCI), 2012. http://dx.doi.org/10.55274/r0010991.

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This document provides minimum requirements for maintaining the integrity of these tanks after they have been placed in service. A key requirement of API 653 is establishing the operating period for aboveground storage tanks (AST�s) based on the minimum floor thickness when the tank is placed into service and the maximum corrosion rate for the product- or soil-side of the tank floor during service.
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Abay, Kibrom A., Mehari Hiluf Abay, Mulubrhan Amare, Guush Berhane, and Ermias Betemariam. Mismatch between soil nutrient requirements and fertilizer applications: Implications for yield responses in Ethiopia. International Food Policy Research Institute, 2021. http://dx.doi.org/10.2499/p15738coll2.134449.

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Pradhan, Nawa Raj, Charles Wayne Downer, and Sergey Marchenko. User guidelines on catchment hydrological modeling with soil thermal dynamics in Gridded Surface Subsurface Hydrologic Analysis (GSSHA). Engineer Research and Development Center (U.S.), 2024. http://dx.doi.org/10.21079/11681/48331.

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Climate warming is expected to degrade permafrost in many regions of the world. Degradation of permafrost has the potential to affect soil thermal, hydrological, and vegetation regimes. Projections of long-term effects of climate warming on high-latitude ecosystems require a coupled representation of soil thermal state and hydrological dynamics. Such a coupled framework was developed to explicitly simulate the soil moisture effects of soil thermal conductivity and heat capacity and its effects on hydrological response. In the coupled framework, the Geophysical Institute Permafrost Laboratory (
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Botros. L51715 Field Testing the Criteria for Cathodic Protection of Buried Pipelines. Pipeline Research Council International, Inc. (PRCI), 1994. http://dx.doi.org/10.55274/r0010115.

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There are three (3) documented Cathodic Protection (CP) criteria included in the NACE standards. The appropriate use of these are often debated and sometimes thought to be conservative in dry soils and possibly insufficient in some wet soil conditions. The need exists to evaluate the risks of an improperly installed and/or maintained CP system. The criteria for cathodic protection have been the subject of various research projects conducted for the Pipeline Research Council International, Inc. (PRCI) over a number of years. The programs have responded to the need to establish whether the prese
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Thompson and Lawson. L51959 Cathodic Protection Requirements for Mitigation Corrosion on Buried Pipelines. Pipeline Research Council International, Inc. (PRCI), 2002. http://dx.doi.org/10.55274/r0011277.

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As pipelines age, the need for predictive capability and comprehensive models for cathodic protection and corrosion mitigation is becoming significantly more critical. It is imperative that such models be developed to insure future pipeline integrity and risk management that is both economically feasible and utilizes best-practice engineering. Present cathodic protection (CP) models are based on a simplified mechanism of cathodic protection that does not explain certain basic field observations for operating underground pipelines. In addition, the lack of a comprehensive mechanism for cathodic
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Corriveau, Elizabeth, Ashley Mossell, Holly VerMeulen, Samuel Beal, and Jay Clausen. The effectiveness of laser-induced breakdown spectroscopy (LIBS) as a quantitative tool for environmental characterization. Engineer Research and Development Center (U.S.), 2021. http://dx.doi.org/10.21079/11681/40263.

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Laser-induced breakdown spectroscopy (LIBS) is a rapid, low-cost analytical method with potential applications for quantitative analysis of soils for heavy metal contaminants found in military ranges. The Department of Defense (DoD), Army, and Department of Homeland Security (DHS) have mission requirements to acquire the ability to detect and identify chemicals of concern in the field. The quantitative potential of a commercial off-the-shelf (COTS) hand-held LIBS device and a classic laboratory bench-top LIBS system was examined by measuring heavy metals (antimony, tungsten, iron, lead, and zi
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