Azotobacter bacterium
Definition
A generic name utilized in technical or regional speech for any bacterium belonging to the Azotobacter genus; an aerobic microorganism capable of non-symbiotic fixation of molecular nitrogen directly from the air within the upper soil layers.
Bilingual Equivalents
- Azotobacter bacterium
- Nitrogen-fixing cell
Grammatical & Source Details
| Inflection Type | Feminine noun, regular structural plural variations. |
| Formation | Compound structure built by combining the chemical identifier 'azot-' with the common biological feminine noun 'bacterie' (bacterium). |
| Spelling / Pronunciation | [a.zo.to.bak.te.ˈri.e] |
| Source | Manual of Systematic Bacteriology and Soil Microbiology Guidelines |
Contextual Usage Examples
RO: Fiecare azotobacterie observată la microscop prezenta o capsulă protectoare groasă formată din polizaharide.
EN: Each Azotobacter bacterium observed under the microscope possessed a thick protective capsule made of polysaccharides.
RO: O azotobacterie viabilă se dezvoltă optim într-un sol bine aerat, cu un ph neutru sau ușor alcalin.
EN: A viable Azotobacter bacterium grows optimally in a well-aerated soil with a neutral or slightly alkaline ph.
RO: Rata de multiplicare pentru o azotobacterie depinde direct de cantitatea de materie organică disponibilă în substrat.
EN: The multiplication rate for an Azotobacter bacterium depends directly on the amount of organic matter available in the substrate.
Idioms & Phrases
Morfologia unei azotobacterii / Azotobacter morphology
RO: Totalitatea caracteristicilor fizice (formă sferică sau ovoidală, cili, dimensiuni) care definesc celula.
EN: The totality of physical characteristics (spherical or ovoid shape, cilia, dimensions) that define the cell.
Populație de azotobacterii / Azotobacter population
RO: Densitatea totală de microorganisme utile numărate pe un gram de sol uscat analizat în laborator.
EN: The total density of useful microorganisms counted per gram of dry soil analyzed in the laboratory.
Izolarea unei azotobacterii / Isolation of an Azotobacter strain
RO: Tehnică microbiologică de prelevare și purificare a bacteriei din sol prin utilizarea unor medii selective elective.
EN: A microbiological technique for sampling and purifying the bacterium from soil using elective selective media.
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