azotobacter

azotobacter

azotobacter nom masculin Bactérie aérobie du sol capable de fixer l'azote atmosphérique sous nos climats.

azotobacter [azɔtobaktɛʀ] n. m.
ÉTYM. 1961; de azote, et bactér(ie).
Biol. Bactérie capable d'assimiler l'azote atmosphérique, qui vit sur les racines des légumineuses, en formant des nodosités symbiotiques.On dit aussi azobacter [azɔbaktɛʀ].

Encyclopédie Universelle. 2012.

Regardez d'autres dictionnaires:

  • Azotobacter — Systematik Domäne: Bakterien Abteilung: Proteobacteria …   Deutsch Wikipedia

  • Azotobacter — Azotobacter …   Wikipédia en Français

  • Azotobacter — Saltar a navegación, búsqueda ? Azotobacter Clasificación científica Dominio: Bacteria Filo …   Wikipedia Español

  • azotobacter — AZOTOBACTÉR subst. Bacterie aerobă care fixează în sol azotul atmosferic, transformându l în azot organic. – Din fr. azotobacter. Trimis de ana zecheru, 13.09.2007. Sursa: DEX 98  azotobactér s. n. Trimis de siveco, 10.08.2004. Sursa: Dicţionar… …   Dicționar Român

  • azotobacter — [ə zōt′ō bak΄tər] n. [ModL: see AZOTE & BACTERIA] any of a genus (Azotobacter) of large, rod shaped, nitrogen fixing bacteria found in certain soils …   English World dictionary

  • Azotobacter — Azotobacter …   Wikipédia en Français

  • Azotobacter — Taxobox color = lightgrey name = Azotobacter regnum = Bacteria phylum = Proteobacteria classis = Gammaproteobacteria ordo = Pseudomonadales familia = Pseudomonadaceae/Azotobacteraceae genus = Azotobacter subdivision ranks = Species subdivision =… …   Wikipedia

  • Azotobacter — azotobakterijos statusas T sritis ekologija ir aplinkotyra apibrėžtis Bakterijos (Azotobacter), gyvenančios aplink augalų šaknis (rizosferoje), pasižyminčios gebėjimu kaupti (fiksuoti) atmosferos molekulinį azotą ir sintetinti organinius azoto… …   Ekologijos terminų aiškinamasis žodynas

  • azotobacter — aˈzōd.əˌbaktə(r), əˈz noun Etymology: New Latin, from International Scientific Vocabulary azote + New Latin o + bacter 1. capitalized : a genus of large flagellated gram negative rod shaped or spherical nonsymbiotic bacteria ( …   Useful english dictionary

  • azotobacter — noun Etymology: New Latin, genus name, from International Scientific Vocabulary azote + New Latin bacterium Date: 1910 any of a genus (Azotobacter) of large rod shaped or spherical bacteria occurring in soil and sewage and fixing atmospheric… …   New Collegiate Dictionary

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