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test for organic matter

См. также в других словарях:

  • Motivations for organic agriculture — Main article: Organic farming Within the food industry, defining the benefits of organic food is largely left to word of mouth, media coverage, and the promotional efforts of organic advocates. Major food and beverage corporations[1] have rapidly …   Wikipedia

  • Winkler test for dissolved oxygen — The Winkler test is used to determine the level of dissolved oxygen in water samples. This metric is then used to estimate the biological activity in the water sample. An excess of Manganese(II) salt, iodide (I ) and hydroxide (OH ) ions are… …   Wikipedia

  • Organic light-emitting diode — Demonstration of a flexible OLED device A green emitting OLED device An …   Wikipedia

  • matter — 1 noun SUBJECT/SITUATION 1 (C) a subject or situation that you have to think about or deal with: You do realize this is a serious matter, don t you? | He wasn t particularly interested in financial matters. | a matter of importance/concern/regret …   Longman dictionary of contemporary English

  • Total organic carbon — (TOC) is the amount of carbon bound in an organic compound and is often used as a non specific indicator of water quality or cleanliness of pharmaceutical manufacturing equipment. A typical analysis for TOC measures both the total carbon present… …   Wikipedia

  • Soil test — In agriculture, a soil test is the analysis of a soil sample to determine nutrient content, composition and other characteristics, including contaminants. Tests are usually performed to measure fertility and indicate deficiencies that need to be… …   Wikipedia

  • Illinois Soil Nitrogen Test — The Illinois Soil Nitrogen Test ( ISNT ) is a method for measuring the amount of Nitrogen in soil that is available for use by plants as a nutrient. The test predicts whether the addition of nitrogen fertilizer to agricultural land will result in …   Wikipedia

  • Chick-Martin test — See under test. * * * a method for determining the phenol coefficient of disinfectants in water contaminated by organic matter; serial dilutions of disinfectant are incubated with a specified quantity of yeast and bacteria for a period of 30… …   Medical dictionary

  • Phase (matter) — In the physical sciences, a phase is a region of space (a thermodynamic system), throughout which all physical properties of a material are essentially uniform.[1] Examples of physical properties include density, index of refraction, and chemical …   Wikipedia

  • Abbreviations for Selected International Environmental Agreements — A Air Pollution Convention on Long Range Transboundary Air Pollution Air Pollution Nitrogen Oxides Protocol to the 1979 Convention on Long Range Transboundary Air Pollution concerning the Control of Emissions of Nitrogen Oxides or Their… …   Universalium

  • Physicians Committee for Responsible Medicine — PCRM redirects here. For the political party, see Party of Communists of the Republic of Moldova. Founder(s) Neal D. Barnard Founded 1985 Location Washington, D.C. Focus to promote non animal methods in research and education (opposition to… …   Wikipedia

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