carbon(-nitrogen) cycle

См. также в других словарях:

• carbon-nitrogen cycle — anglies, azoto ir deguonies ciklas statusas T sritis chemija apibrėžtis Žvaigždžių gelmėse vykstančių termobranduolinių vandenilio virtimo heliu reakcijų seka (katalizatoriai – C ir N). atitikmenys: angl. Bethe cycle; Bethe Weizsäcker cycle;… …   Chemijos terminų aiškinamasis žodynas

• carbon-nitrogen cycle — anglies ir azoto ciklas statusas T sritis fizika atitikmenys: angl. carbon nitrogen cycle; nitrogen carbon cycle vok. Kohlenstoff Sauerstoff Kreislauf, m rus. углеродноазотный цикл, m pranc. cycle du carbone azote, m …   Fizikos terminų žodynas

• carbon-nitrogen cycle — noun : carbon cycle 1 …   Useful english dictionary

• carbon-nitrogen-oxygen cycle — anglies, azoto ir deguonies ciklas statusas T sritis chemija apibrėžtis Žvaigždžių gelmėse vykstančių termobranduolinių vandenilio virtimo heliu reakcijų seka (katalizatoriai – C ir N). atitikmenys: angl. Bethe cycle; Bethe Weizsäcker cycle;… …   Chemijos terminų aiškinamasis žodynas

• nitrogen cycle — n a continuous series of natural processes by which nitrogen passes through successive stations in air, soil, and organisms and which principally involves nitrogen fixation, nitrification, decay, and denitrification * * * the steps by which… …   Medical dictionary

• Nitrogen cycle — Schematic representation of the flow of nitrogen through the environment. The importance of bacteria in the cycle is immediately recognized as being a key element in the cycle, providing different forms of nitrogen compounds assimilable by higher …   Wikipedia

• carbon-nitrogen-oxygen cycle — noun A group of nuclear reactions, that involve the interaction of protons with carbon, nitrogen and oxygen nuclei, thought to be the main source of energy in main sequence stars of greater than 1.4 solar mass …   Wiktionary

• Carbon-Nitrogen-Oxygen Cycle —    This is when the nuclear reactions in a star s core, using carbon as a catalyst, transform hydrogen into helium. Also called CNO Cycle …   The writer's dictionary of science fiction, fantasy, horror and mythology

• Human impacts on the nitrogen cycle — Agricultural and industrial nitrogen (N) inputs to the environment currently exceed inputs from natural N fixation (Galloway 2003). As a consequence of anthropogenic inputs, the global nitrogen cycle (Fig. 1) has been significantly altered over… …   Wikipedia

• carbon cycle — n. 1. the cycle by which plants through photosynthesis use atmospheric carbon dioxide to produce carbohydrates, which are in turn metabolized by animals to decomposition products that return carbon dioxide to the atmosphere 2. a cyclic series of… …   English World dictionary

• carbon cycle — 1. Ecol. the circulation of carbon atoms in the biosphere as a result of photosynthetic conversion of carbon dioxide into complex organic compounds by plants, which are consumed by other organisms: the carbon returns to the atmosphere in the form …   Universalium