Results 41 to 50 of about 6,096 (200)

Genome Size and Complexity in Azotobacter chroococcum

open access: yesMicrobiology, 1984
All of eight strains of Azotobacter chroococcum examined contained between two and six plasmids ranging from 7 to more than 200 MDal in size. Strain MCC-1, a derivative of NCIMB 8003, was cured of various of the four largest of its five plasmids and the phenotypes of the strains compared. all fixed nitrogen and exhibited uptake hydrogenase activity. No
R L, Robson   +5 more
openaire   +2 more sources

The Application of Carbon Dots in Crops for Sustainable Agriculture

open access: yesChemistryEurope, Volume 4, Issue 2, February 2026.
Carbon dots serve as versatile nanoagents across the crop life cycle. They promote plant growth and photosynthesis, enhance resilience to biotic and abiotic stresses, aid in postharvest preservation, and enable sensitive detection of contaminants.
Xue Li   +4 more
wiley   +1 more source

Sodium-Dependent Growth of Azotobacter chroococcum [PDF]

open access: yesApplied and Environmental Microbiology, 1986
The majority of Azotobacter chroococcum strains in a collection obtained from Alberta soils were absolutely dependent on Na + for growth. Two strains from the American Type Culture Collection also were either Na + dependent or were stimulated by Na +
openaire   +2 more sources

Isolation, characterization and morphological study of Azotobacter isolates [PDF]

open access: yes, 2015
Among the diazotrops, great attention has been paid to the genus Azotobacter and its role in increasing the growth and health of plants. In the present study, forty two strains of Azotobacter were isolated from soil.
Kumar, Narendra   +3 more
core   +2 more sources

Functional Glass‐based Fertilizer Implementing Bacterial Nitrogen Fixation

open access: yesJournal of the American Ceramic Society, Volume 109, Issue 2, February 2026.
ABSTRACT Fertilizers are indispensable in modern agriculture, with >200 Mt of nitrate and mineral fertilizers being consumed globally each year. Sustainable agricultural intensification requires nutrient‐efficient fertilization strategies that avoid environmental damage and preserve finite resources.
Franziska Scheffler   +4 more
wiley   +1 more source

Über das Vorkommen und die Verbreitung stickstoffbindender Bakterien im Meere [PDF]

open access: yes, 1904
At head of title: Aus dem Botanischen institut in Kiel.Inaug.-Diss.--Kiel.Mode of access ...
Keutner, Joseph
core   +1 more source

Impact of Copper on the Physiology and Transcriptome of Methylosinus Trichosporium OB3b Grown on Either Methane or Methanol

open access: yesEnvironmental Microbiology, Volume 28, Issue 1, January 2026.
Methylosinus trichosporium OB3b can grow on methanol in the absence but not presence of copper due: (1) overgeneration of reducing power from methanol oxidation; (2) formate accumulation leading to acidification of the growth medium and inactivation of formate dehydrogenase; and (3) lack of expression of potential oxidative stress defence genes ...
Peng Peng, Jeremy D. Semrau
wiley   +1 more source

Effect of pH on growth and nitrogen fixation of Azotobacter Spp. [PDF]

open access: yes, 1997
Three species o f Azotobacter were isolated from prawn-cum-paddy fields o f Kerala. These strains were found to have the optimum pH for growth and nitrogen fixation near or slightly above neutrality, i.e., in the pH range o f 7.0 to 8.
Ninawe, A S, Paulraj, R
core  

Molecular Mechanisms of Plant Growth–Promoting Rhizobacteria (PGPR) in Biofertilization and Disease Suppression of Crops

open access: yesInternational Journal of Agronomy, Volume 2026, Issue 1, 2026.
Plant growth–promoting rhizobacteria (PGPR) are beneficial soil bacteria that colonize the rhizosphere and enhance plant growth through direct and indirect mechanisms, including nutrient solubilization, phytohormone production, suppression of phytopathogens, and activation of plant defense mechanisms.
Etsay Mesele   +4 more
wiley   +1 more source

Microbial Inoculation Strategies for Optimal Cherry Tomato Production

open access: yesPhysiologia Plantarum, Volume 177, Issue 6, November/December 2025.
ABSTRACT The use of microorganisms is a promising technique in agriculture to provide greater water and nutrient efficiency for crops. The objective of this study was to evaluate the effects of microbial inoculation on plant growth, fruit yield and fruit quality of cherry tomatoes (Solanum lycopersicum var. cerasiforme) in a protected environment.
Thiago Dias Silva   +6 more
wiley   +1 more source

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