Literatura académica sobre el tema "Nitrogen cycle"

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Artículos de revistas sobre el tema "Nitrogen cycle"

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Ferguson, Stuart J. "Nitrogen cycle enzymology." Current Opinion in Chemical Biology 2, no. 2 (1998): 182–93. http://dx.doi.org/10.1016/s1367-5931(98)80059-8.

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Rosca, Victor, Matteo Duca, Matheus T. de Groot, and Marc T. M. Koper. "Nitrogen Cycle Electrocatalysis." Chemical Reviews 109, no. 6 (2009): 2209–44. http://dx.doi.org/10.1021/cr8003696.

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Stein, Lisa Y., and Martin G. Klotz. "The nitrogen cycle." Current Biology 26, no. 3 (2016): R94—R98. http://dx.doi.org/10.1016/j.cub.2015.12.021.

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Bose, Arpita, and Zhecheng Zhang. "Role of extracellular electron transfer in the nitrogen cycle." Open Access Government 45, no. 1 (2025): 385–87. https://doi.org/10.56367/oag-045-11553.

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Role of extracellular electron transfer in the nitrogen cycle Extracellular electron transfer impacts the nitrogen cycle by enhancing microbial processes and connecting to other biogeochemical cycles. Understanding EET mechanisms provides insights into ecosystem functioning and potential advancements; Arpita Bose and Zhecheng (Robert) Zhang explain. Nitrogen is a fundamental element required by all living species. It can be found in amino acids, proteins, and nucleic acids. The nitrogen cycle promotes nitrogen transformation and transit across the environment, making it available for biologica
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Fisher, Thomas R. "The Marine Nitrogen Cycle." Ecology 66, no. 1 (1985): 316–17. http://dx.doi.org/10.2307/1941341.

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Crossman, Lisa, and Nicholas Thomson. "Peddling the nitrogen cycle." Nature Reviews Microbiology 4, no. 7 (2006): 494–95. http://dx.doi.org/10.1038/nrmicro1456.

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Doane, Timothy A. "The Abiotic Nitrogen Cycle." ACS Earth and Space Chemistry 1, no. 7 (2017): 411–21. http://dx.doi.org/10.1021/acsearthspacechem.7b00059.

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Capone, Douglas G. "The Marine Nitrogen Cycle." Microbe Magazine 3, no. 4 (2008): 186–92. http://dx.doi.org/10.1128/microbe.3.186.1.

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Jetten, Mike S. M. "The microbial nitrogen cycle." Environmental Microbiology 10, no. 11 (2008): 2903–9. http://dx.doi.org/10.1111/j.1462-2920.2008.01786.x.

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Keshet, Rom, Peter Szlosarek, Arkaitz Carracedo, and Ayelet Erez. "Rewiring urea cycle metabolism in cancer to support anabolism." Nature reviews. Cancer 18, no. 10 (2018): 634–45. https://doi.org/10.1038/s41568-018-0054-z.

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Cancer cells reprogramme metabolism to maximize the use of nitrogen and carbon for the anabolic synthesis of macromolecules that are required during tumour proliferation and growth. To achieve this aim, one strategy is to reduce catabolism and nitrogen disposal. The urea cycle (UC) in the liver is the main metabolic pathway to convert excess nitrogen into disposable urea. Outside the liver, UC enzymes are differentially expressed, enabling the use of nitrogen for the synthesis of UC intermediates that are required to accommodate cellular needs. Interestingly, the expression of UC enzymes is al
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Tesis sobre el tema "Nitrogen cycle"

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Burgoyne, Calum K. "Parameterisation of a nitrogen cycle model." Thesis, University of Aberdeen, 2012. http://digitool.abdn.ac.uk:80/webclient/DeliveryManager?pid=191768.

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Cioncoloni, Giacomo. "Towards an anthropogenic nitrogen cycle based on nitrite." Thesis, University of Glasgow, 2018. http://theses.gla.ac.uk/30717/.

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The overall goal of this thesis was to investigate the feasibility of a new route to anthropogenic nitrogen fixation based on the oxidation of nitrogen (to give primarily nitrite), and then electrocatalytic conversion of nitrite to other N-containing species of interest, such as nitrate and nitric oxide (NO). In pursuit of this goal, the synthesis of metal-ligand coordination complexes that could act as electrocatalysts for the oxidation of nitrite to nitrate was attempted, as was the synthesis of metal-ligand coordination complexes that could act as electrocatalysts for the reduction of nitri
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Rahn, Thomas A. "Enrichment of ¹⁵N and ¹⁸O in stratospheric nitrous oxide : observations, experimental results, and implications /." Diss., Connect to a 24 p. preview or request complete full text in PDF format. Access restricted to UC campuses, 1998. http://wwwlib.umi.com/cr/ucsd/fullcit?p9907828.

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Parolari, Anthony Joseph. "The nitrogen cycle and ecohydrology of seasonally dry grasslands." Thesis, Massachusetts Institute of Technology, 2012. http://hdl.handle.net/1721.1/79491.

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Thesis (Ph. D. in the Field of Hydrology)--Massachusetts Institute of Technology, Dept. of Civil and Environmental Engineering, February 2013.<br>"February 2012." Cataloged from PDF version of thesis.<br>Includes bibliographical references (p. 155-172).<br>This thesis addresses the coupling of hydrologic and biogeochemical processes and, specifically, the organization of ecosystem traits with the water, carbon, and nitrogen cycles. Observations from a factorial irrigation-fertilization experiment in a seasonally dry annual grassland are combined with a simple ecosystem model to identify relati
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Monteiro, Maria Rovisco Correia Gonçalves. "Dynamic of estuarine prokaryotic communities and the nitrogen cycle." Master's thesis, Universidade de Aveiro, 2014. http://hdl.handle.net/10773/12738.

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Mestrado em Microbiologia<br>Estuaries are highly dynamic aquatic systems, having steep physical and chemical gradients, such as salinity, influencing microbial communities in terms of their abundance and diversity. The analysis of microbial responses and adaptations to those environmental fluctuations became essential to understand the biogeochemical cycles that regulate these ecosystems, which have been undergoing progressive anthropogenic pressures. In this study, we investigated the dynamics of Archaea and Bacteria diversity along the salinity gradient of the Douro River estuary (NW Portu
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Agrella, Karen. "Nitrogen transformations in South African soils." Diss., University of Pretoria, 2001. http://hdl.handle.net/2263/23565.

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Moschonas, Grigorios. "Dissolved organic nitrogen dynamics and influence on phytoplankton." Thesis, University of Aberdeen, 2015. http://digitool.abdn.ac.uk:80/webclient/DeliveryManager?pid=228584.

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A balanced nitrogen (N) cycle is paramount for the ecology and biogeochemistry of planet Earth. Human activities are now causing an imbalance in the N cycle, with several negative effects on the marine environment. However, our knowledge of the marine N cycle remains incomplete, especially with regards to the role of dissolved organic N (DON). Therefore, there is need to study the role of DON more extensively to aid in restoring balance to Earth's ecosystems and biogeochemical cycles. This project investigated DON dynamics and influence on phytoplankton in coastal and shelf seas (CSS) to the w
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Tekin, Elif. "Anaerobic Ammonium Oxidation in Groundwater Contaminated by Fertilizers." Thèse, Université d'Ottawa / University of Ottawa, 2013. http://hdl.handle.net/10393/23956.

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Anaerobic ammonium oxidation (anammox) is a pathway that has been known for almost 2 decades, but few studies have investigated its importance in natural groundwaters. This thesis investigated the presence of anammox cells and the groundwater geochemistry of 2 sites (Elmira and Putnam) in southwestern Ontario where groundwaters are contaminated with high levels of nitrate and ammonium. Fluorescence in situ hybridization (FISH) was used to quantify the relative abundance of anammox cells in these waters. Our results showed that anammox cells could be detected in many wells at both sites and tha
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Franklin, Oskar. "Plant and forest dynamics in response to nitrogen availability /." Uppsala : Swedish University of Agricultural Sciences, 2003. http://diss-epsilon.slu.se/archive/00000345/.

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Thesis (doctoral)--Swedish University of Agricultural Sciences, 2003.<br>Appendix consists of reprints of three papers and a manuscript, three of which are co-authored with others. Includes bibliographical references. Also partially issued electronically via World Wide Web in PDF format; online version lacks appendix.
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Mielke, Nora. "The role of nitrogen and phosphorus in carbon and nutrient cycling of bryophyte-dominated exosystems." Thesis, University of Aberdeen, 2016. http://digitool.abdn.ac.uk:80/webclient/DeliveryManager?pid=231758.

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Bryophytes form an important component of northern vegetation communities. Mosses efficiently capture aerially deposited nutrients, restricting nutrient availability to the soil. Given that key ecosystem processes of northern ecosystems are nutrient-limited, understanding nutrient cycling of the moss layer is key to understanding ecosystem nutrient and C cycling in these systems. However, the role of the moss layer in regulating ecosystem-scale nutrient and C cycling, while potentially significant, is largely unknown. The aim of this thesis is to investigate the effect of the relative availabi
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Libros sobre el tema "Nitrogen cycle"

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Slade, Suzanne. The nitrogen cycle. Rosen Pub. Group's PowerKids Press, 2007.

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1957-, Rup Lal, and Sukanya Lal, eds. Pesticides and nitrogen cycle. CRC Press, 1988.

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Golterman, Han L., ed. Denitrification in the Nitrogen Cycle. Springer US, 1985. http://dx.doi.org/10.1007/978-1-4757-9972-9.

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Newton, William Edward, Stuart Ferguson, and Hermann Bothe. Biology of the nitrogen cycle. Elsevier, 2007.

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Sukanya, Lal, ed. Pesticides and the nitrogen cycle. CRC Press, 1988.

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NATO Advanced Research Workshop on Denitrification in the Nitrogen Cycle (1983 Braunschweig, Germany). Denitrification in the nitrogen cycle. Plenum Press, 1985.

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L, Golterman Han, and NATO Scientific Affairs Division, eds. Denitrification in the nitrogen cycle. Published in cooperation with NATO Scientific Affairs Division (by) Plenum, 1985.

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Lal, Rup. Pesticides and the nitrogen cycle. Edited by Lal Sukanya. CRC Press, 1988.

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Sukanya, Lal, ed. Pesticides and the nitrogen cycle. CRC Press, 1988.

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1940-, Bothe H., Ferguson S. J. 1949-, and Newton William E. 1938-, eds. Biology of the nitrogen cycle. Elsevier, 2007.

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Capítulos de libros sobre el tema "Nitrogen cycle"

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Palta, Monica M., and Hilairy E. Hartnett. "Nitrogen Cycle." In Encyclopedia of Earth Sciences Series. Springer International Publishing, 2017. http://dx.doi.org/10.1007/978-3-319-39193-9_160-1.

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Palta, Monica M., and Hilairy Ellen Hartnett. "Nitrogen Cycle." In Encyclopedia of Earth Sciences Series. Springer International Publishing, 2018. http://dx.doi.org/10.1007/978-3-319-39312-4_160.

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Gooch, Jan W. "Nitrogen Cycle." In Encyclopedic Dictionary of Polymers. Springer New York, 2011. http://dx.doi.org/10.1007/978-1-4419-6247-8_14324.

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Arbestain, M. Camps, F. Macías, W. Chesworth, Ward Chesworth, Otto Spaargaren, and Johnson Semoka. "Nitrogen Cycle." In Encyclopedia of Soil Science. Springer Netherlands, 2008. http://dx.doi.org/10.1007/978-1-4020-3995-9_381.

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Parades-Aguilar, Jonathan, F. Javier Almendariz-Tapia, Roberto Vaázquez-Euáan, Marco A. López-Torres, Luis R. Martínez-Córdova, and Kadiya Calderón. "Nitrogenized and Chlorinated Compounds Pollutants From Industrial Wastewater: Their Environmental Impacts and Bioremediation Strategies." In Nitrogen Cycle. CRC Press, 2021. http://dx.doi.org/10.1201/9780429291180-9.

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Purswani, Jessica, and Clementina Pozo Llorente. "Nitrification and Denitrification Processes: Environmental Impacts." In Nitrogen Cycle. CRC Press, 2021. http://dx.doi.org/10.1201/9780429291180-4.

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Sánchez, Mercedes García, Sergio Saia, and Elisabet Aranda. "The Contribution of Fungi and Their Lifestyle in the Nitrogen Cycle." In Nitrogen Cycle. CRC Press, 2021. http://dx.doi.org/10.1201/9780429291180-5.

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Good, Allen G., and Ray Dixon. "the Nitrogen Fixation Dream: the Challenges and the Future." In Nitrogen Cycle. CRC Press, 2021. http://dx.doi.org/10.1201/9780429291180-2.

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Rodriguez-Sanchez, Alejandro, Beatriz Gil-Pulido, Alan Dobson, and Niall O’Leary. "Anaerobic Removal of Nitrogen: Nitrate-Dependent Methane Oxidation and Bioelectrochemical Processes." In Nitrogen Cycle. CRC Press, 2021. http://dx.doi.org/10.1201/9780429291180-11.

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Fenice, Massimiliano. "The Nitrogen Cycle: An Overview." In Nitrogen Cycle. CRC Press, 2021. http://dx.doi.org/10.1201/9780429291180-1.

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Actas de conferencias sobre el tema "Nitrogen cycle"

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Kmet, Tibor. "Neural Network Simulation Of Nitrogen Transformation Cycle." In 23rd European Conference on Modelling and Simulation. ECMS, 2009. http://dx.doi.org/10.7148/2009-0352-0358.

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Rasappan, Suresh, and Kala Raja Mohan. "Stability analysis of nitrogen cycle with exponential growth." In THE 11TH NATIONAL CONFERENCE ON MATHEMATICAL TECHNIQUES AND APPLICATIONS. AIP Publishing, 2019. http://dx.doi.org/10.1063/1.5112212.

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Kim, Mungyu, Youngrae Kim, Minseok Kim, et al. "Advanced Liquefaction Cycle for Natural Gas." In ASME 2018 37th International Conference on Ocean, Offshore and Arctic Engineering. American Society of Mechanical Engineers, 2018. http://dx.doi.org/10.1115/omae2018-77236.

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This paper presents a LNG Liquefaction cycle configuration using two stages of methane expansion and a single stage of nitrogen expansion (Dual Refrigerant) to improve the efficiency of the conventional methane and nitrogen refrigerant expansion cycle (Niche Cycle). The chosen configuration further optimizes the composite cooling and heating curve of the liquefaction cycle, resulting in a higher thermodynamic efficiency. The production efficiency of the liquefaction cycle can be improved by reducing the interval between the cooling curve of the natural gas and the warming curve of the refriger
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Zhao, X. "Nitrogen Cycle Perturbation During the Paleocene-Eocene Thermal Maximum." In IMOG 2023. European Association of Geoscientists & Engineers, 2023. http://dx.doi.org/10.3997/2214-4609.202333276.

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Sanavbarov, R. I., A. V. Zaitsev, and D. V. Artemyev. "Analysis of natural gas liquefiers with nitrogen circulation cycle." In OIL AND GAS ENGINEERING (OGE-2022). AIP Publishing, 2023. http://dx.doi.org/10.1063/5.0140601.

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Kim, Mungyu, Komla Mihaeye, Joonho Min, et al. "Optimization of Nitrogen Liquefaction Cycle for Small/Medium Scale FLNG." In Offshore Technology Conference. Offshore Technology Conference, 2017. http://dx.doi.org/10.4043/27737-ms.

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Benedict, Tom, Jeff Ward, and Gregory Barrick. "Converting a liquid nitrogen-cooled camera to closed-cycle cooling." In SPIE Astronomical Telescopes + Instrumentation, edited by Ian S. McLean, Suzanne K. Ramsay, and Hideki Takami. SPIE, 2010. http://dx.doi.org/10.1117/12.858178.

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Wang, Jianqun, Xingyi Xu, and Xiaoli Hu. "Study on Water and Nitrogen Cycle in Jurong Reservoir Catchment." In 2012 2nd International Conference on Remote Sensing, Environment and Transportation Engineering (RSETE). IEEE, 2012. http://dx.doi.org/10.1109/rsete.2012.6260758.

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Yin, Q. S., H. Y. Li, Q. H. Fan, et al. "ECONOMIC ANALYSIS OF MIXED-REFRIGERANT CYCLE AND NITROGEN EXPANDER CYCLE IN SMALL SCALE NATURAL GAS LIQUEFIER." In ADVANCES IN CRYOGENIC ENGINEERING: Transactions of the Cryogenic Engineering Conference - CEC, Vol. 52. AIP, 2008. http://dx.doi.org/10.1063/1.2908467.

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Hetz, Andrew A., and David J. Shotts. "Nitrogen Oxides Control Selection for a Utility Combined Cycle Power Plant." In 1987 Joint Power Generation Conference: GT Papers. American Society of Mechanical Engineers, 1987. http://dx.doi.org/10.1115/87-jpgc-gt-3.

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Recently, the combined cycle gas turbine has become a leading candidate among generating alternatives. Under the Clean Air Act, all utility-scale gas turbines must undergo air quality permitting before construction. Owners of these turbines must satisfy the requirements of either the federal Non-attainment program or the Prevention of Significant Deterioration program, depending on the air quality of the region. Both programs require that an analysis of applicable pollutant controls be included in the permit application. This paper presents a determination of the best available control technol
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Informes sobre el tema "Nitrogen cycle"

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Pommier, Forrest, Schwierking Asa, John Franks, Kevin McDonald, and Timothy Jacobs. PR-457-22208-R01 Reduced Cyclic Variability for Improved GHG Emissions. Pipeline Research Council International, Inc. (PRCI), 2024. http://dx.doi.org/10.55274/r0000079.

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Legacy natural gas engines have made substantial progress over decades of research and development to improve the reliability of operation under loaded, steady-state conditions. The reduction of misfires and preignition cycles has reduced emissions such as unburned hydrocarbons and oxides of nitrogen through various means, including efforts to minimize combustion variability at specific engine operating conditions. Understanding the root causes of cycle-to-cycle variability is vital in determining how to counteract them. By reducing cyclic variability, engine performance improves, emissions ar
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Boteva, Nikoleta, Nils-Kåre Birkeland, and Margarita Kambourova. Complete Nitrogen Cycle Driven by the Thermophilic Microbial Community of Rupi II Hot Spring. "Prof. Marin Drinov" Publishing House of Bulgarian Academy of Sciences, 2021. http://dx.doi.org/10.7546/crabs.2021.01.08.

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Raff, Jonathan. Understanding Soil Microbial Sources of Nitrous Acid and their Effect on Carbon-Nitrogen Cycle Interactions. Office of Scientific and Technical Information (OSTI), 2025. https://doi.org/10.2172/2529047.

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Clarke, James, Ashley Cutshaw, Joseph Chou, Michelle Krynock, and Gregory Cooney. U.S. Average Nitrogen Fertilizer Production Baseline Documentation For 45Q Life Cycle Analysis, Version 1.0 (2018-2022). Office of Scientific and Technical Information (OSTI), 2024. http://dx.doi.org/10.2172/2405040.

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Weber, T. UNIQUE METHOD FOR LIQUID NITROGEN PRECOOLING OF A PLATE FIN HEAT EXCHANGER IN A HELIUM REFRIGERATION CYCLE. Office of Scientific and Technical Information (OSTI), 2004. http://dx.doi.org/10.2172/826995.

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Jurkevitch, Edouard, Carol Lauzon, Boaz Yuval, and Susan MacCombs. role of nitrogen-fixing bacteria in survival and reproductive success of Ceratitis capitata, the Mediterranean fruit fly. United States Department of Agriculture, 2005. http://dx.doi.org/10.32747/2005.7695863.bard.

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Objectives: to demonstrate nitrogen fixation in the gut of Ceratitiscapitata, the Mediterranean fruit fly and that fixed nitrogen is important for the fly. Background: Fruit flies (Diptera: Tephritidae) are a highly successful, widespread group of insects causing enormous economic damage in agriculture. They are anautogenous, i.e. the acquisition of nitrogenous compounds by both male and female is essential for the realization of their reproductive potential. Nitrogen, although abundant in the atmosphere, is paradoxically a limiting resource for multicellular organisms. In the Animalia, biolog
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DeBruyn, Jennifer. Data from "Nitrogen-cycle genes and transcripts abundances under agricultural management practices in a long-term continuous cotton field". University of Tennessee, Knoxville Libraries, 2018. http://dx.doi.org/10.7290/7wp5rstodb.

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McCarthy, James, and Tom McGrath. PR-312-12210-R01 CEPM Monitoring Plan for Two-Stoke Cycle Lean Burn Engines. Pipeline Research Council International, Inc. (PRCI), 2019. http://dx.doi.org/10.55274/r0011564.

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In response to ozone and nitrogen dioxide (NO2) National Ambient Air Quality Standards (NAAQS), it is anticipated that there will be continued pressure for retrofit NOx control of existing slow speed integral reciprocating engines. This will likely require the retrofit of many additional legacy lean burn pipeline engines over the next decade, and emissions controls will require compliance verification which has been historically based on periodic emission tests. However, agencies also desire continuous "monitoring" of an operating parameter or parameters indicative of engine status. This docum
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Christenson, Erleen. Effect of copper on cell division, nitrogen metabolism, morphology, and sexual reproduction in the life cycle of Closterium moniliferum (Chlorophyceae). Portland State University Library, 2000. http://dx.doi.org/10.15760/etd.54.

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Ji, Yi, Bob McCullouch, and Zhi Zhou. Evaluation of Anti-Icing/De-Icing Products Under Controlled Environmental Conditions. Purdue University, 2020. http://dx.doi.org/10.5703/1288284317253.

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Snow and ice removal are important tasks during the winter season and large amounts of anti-icing and de-icing chemicals are used and there is a critical need to review and synthesize information from the literature to compare and contrast anti-icing and de-icing chemicals to understand their environmental impact and support decision making. The effectiveness, costs, and environmental impact of commonly used and alternative anti-icing and de-icing chemicals were reviewed in this study. Application of anti-icing and de-icing chemicals may increase ion concentrations in soils and change nitrogen
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