'Nitrate reduction' diaporamas de présentation

ERT 319 Industrial Waste Treatment

1.29k views • 83 slides

Mineral Nutrition

900 views • 62 slides

The Enterobacteriaceae Basic Properties

The Enterobacteriaceae Basic Properties. Dr. John R. Warren Department of Pathology Northwestern University Feinberg School of Medicine June 2007. Characteristics of the Enterobacteriaceae. Gram-negative rods Glucose is fermented with strong acid formation and often gas

1.7k views • 61 slides

Redox of Natural Waters

Redox of Natural Waters. Redox largely controlled by quantity and quality (e.g. reactivity) of organic matter Organic matter generated with photosynthesis Organic matter decomposes ( remineralized ) during respiration. Photosynthesis.

621 views • 46 slides

New Stable Isotopic Tools for the Marine Nitrogen Cycle

New Stable Isotopic Tools for the Marine Nitrogen Cycle. Karen L. Casciotti WHOI, Department of Marine Chemistry and Geochemistry. Biogeochemical cycles of C, N, P. Gruber and Galloway 2008 Nature 451: 293-296. Increasing Greenhouse Gas Levels. Atmospheric CO 2 at Mauna Loa Observatory.

465 views • 46 slides

Experience from the Cedar River TMDL

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Experience from the Cedar River TMDL

354 views • 35 slides

Metabolism Lectures

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Denitrification from the root zone to streams

Plant Congress 2006 January 10 and 11, 2006. Denitrification from the root zone to streams. Gitte Blicher-Mathiesen NERI Department of Freshwater Ecology. Nitrate reduction from the root zone to the sea. Nitrate reduction: about 100.000 tonnes N/year

366 views • 22 slides

Bacillus

Bacillus. Bacillus sp . GP rod Spore former Examples B. anthracis B. cereus B. subtilis B. megatarium Exoenzymes Lipase Amylase Casease Gelatinase. Spores. Agar Characteristics. Starch Hydrolysis. Enzymes Amylase Maltase Substrate Starch Reaction Clear zone.

279 views • 21 slides

Urease test

Urease test. objective. To differentiate between urease positive and urease negative bacteria using Christensen urea agar. principle. Some bacteria can utilize urea as a non-carbohydrate carbon source using urease enzyme. NH 2 CONH 2 + H 2 O CO 2 + 2NH 3. Principle cont.

597 views • 21 slides

Radionuclide contaminated land scenarios at UK nuclear legacy sites

Radionuclide contaminated land scenarios at UK nuclear legacy sites. C.L. Thorpe G.L. Law, I.T. Burke, J.R. Lloyd and K. Morris. DIAMOND Decommissioning, Immobilisation and Management of Nuclear Waste for Disposal. The Project. Project summary Model site: Sellafield nuclear facility

307 views • 16 slides

Gram-negative rods: Enterobacteriaceae Part III

Gram-negative rods: Enterobacteriaceae Part III. Karen Honeycutt, M.Ed., MT(ASCP)SM MT 418 Clinical Microbiology Student Laboratory Session. GNR: Enterobacteriaceae. Isolation. Growth on BAP at 24 hrs, ambient air, CO 2 or anaerobically (facultative anaerobe)

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BIOCHEMISTRY QUIZ -NITRATE ASSIMILATION-

BIOCHEMISTRY QUIZ -NITRATE ASSIMILATION-. 1. The reservoir for nitrogen is ... a . the atmosphere. b . rocks. c . ammonia. d . nitrates. e . amino acids. 2. Higher plants most often absorb nitrogen from the soil in the form of ... a . N 2 . b . nitrites. c . ammonia. d . nitrates.

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Lab 11 Goals and Objectives: Exercise 39: Oxidation and Fermentation Tests

Lab 11 Goals and Objectives: Exercise 39: Oxidation and Fermentation Tests Read results: some tubes will require additional reagents (share reagents across the bench) Do controls first so you have something to compare to! Exercise 40: Hydrolytic and Degradative Reactions

256 views • 13 slides

Pavlostathis Research Group Environmental Biotechnology & Bioprocess Engineering

Pavlostathis Research Group Environmental Biotechnology & Bioprocess Engineering Spyros G. Pavlostathis, PhD, BCEEM, F.IWA, F.WEF -- spyros.pavlostathis@ce.gatech.edu. Bioenergy & Biofuels ? Waste-to-energy (Methane, H 2 , fatty acids) . Bioremediation of Natural Systems

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MF Haroon et al. Nature 000 , 1-4 (2013) doi:10.1038/nature12375

Methane oxidation coupled to nitrate reduction in the AOM bioreactor. MF Haroon et al. Nature 000 , 1-4 (2013) doi:10.1038/nature12375.

95 views • 1 slides