Results 31 to 40 of about 12,922 (271)

Metabolism of various carbon sources by Azospirillum brasilense [PDF]

open access: yesJournal of Bacteriology, 1983
Azospirillum brasilense Sp7 and two mutants were examined for 19 carbon metabolism enzymes. The results indicate that this nitrogen fixer uses the Entner-Doudoroff pathway for gluconate dissimilation, lacks a catabolic but has an anabolic Embden-Meyerhof-Parnas hexosephosphate pathway, has amphibolic triosephosphate enzymes, lacks a hexose ...
D S Cutshall, C A Westby, G V Vigil
openaire   +3 more sources

Mutation in a D-alanine-D-alanine ligase of Azospirillum brasilense Cd results in an overproduction of exopolysaccharides and a decreased tolerance to saline stress [PDF]

open access: yes, 2009
Bacteria of the genus Azospirillum are free-living nitrogen-fixing, rhizobacteria that are found in close association with plant roots, where they exert beneficial effects on plant growth and yield in many crops of agronomic importance.
Castro, Marina   +6 more
core   +1 more source

Desempenho produtivo de Urochloa brizantha cv. Marandu em função da inoculação com Azospirillum e doses de nitrogênio

open access: yesAgro@mbiente On-line, 2017
Bactérias do gênero Azospirillum podem fixar nitrogênio (N) atmosférico e promover o crescimento vegetal, contribuindo na nutrição das plantas. Com base nesse pressuposto, objetivou-se com o presente trabalho avaliar o efeito de doses de nitrogênio no ...
Ana Lúcia Hanisch   +2 more
doaj   +1 more source

Contribution of Azospirillum brasilense to nitrogen fertilization for maize crops planted successively to soybean crops

open access: yesRevista Agrogeoambiental, 2023
Maize is very important in Brazilian agribusiness: it is the second most produced grain in the country. Crops need to be fertilized, especially with nitrogen, to achieve high yields.
Bruno Pires   +3 more
doaj   +1 more source

Does soil cultivation practices and inoculation with Azospirillum brasilense affect the performance of maize genotypes? [PDF]

open access: yesCiência e Agrotecnologia, 2023
One of the bottlenecks for maize (Zea mays L.) production is the need for a large supply of nitrogen fertilizers, which burdens farmers. A solution to this problem is the use of proteobacteria Azospirillum brasilense as an inoculant.
Marcelo Henrique Santos   +3 more
doaj   +1 more source

Molecular identification of Azospirillum spp.: limitations of 16S rRNA and qualities of rpoD as genetic markers [PDF]

open access: yes, 2017
Since their discovery, plant-growth promoting rhizobacteria from the genus Azospirillum have been sub-jected to intensive research due to their biotechnological potential as crop inoculants. Phylogeneticanalysis of Azospirillum spp. is carried out by 16S
Creus, Cecilia Mónica   +3 more
core   +1 more source

Diazotrophic bacteria increase yield and profitability in organic cultivation of common bean

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2023
The symbiosis of common beans with nitrogen-fixing bacteria provides an efficient approach to sustainable and economical food production. Therefore, this study aimed to evaluate the application of cost-effective nitrogen management strategies in organic ...
Juliana T. Martins   +8 more
doaj   +1 more source

Yield, yield components and nutrients uptake in Zuri Guinea grass inoculated with plant growth-promoting bacteria [PDF]

open access: yes, 2020
The objective of this study was to evaluate the effects of strains of Azospirillum brasilense, Pseudomonas fluorescens and Rhizobium tropici on biomass yield and nutrients uptake of shoots and roots of Megathyrsus (syn. Panicum) maximus cultivar BRS Zuri
Heinrichs, Reges   +6 more
core   +2 more sources

Temperature inhibition of siderophore production in Azospirillum brasilense [PDF]

open access: yesJournal of Bacteriology, 1989
The effect of growth at 42 degrees C on the different components of the siderophore-mediated iron transport that are induced by iron limitation in Azospirillum brasilense was examined. Biosynthesis of the siderophore spirilobactin was strongly inhibited (20-fold) by growth at 42 degrees C, whereas the transport of iron by the ferric-spirilobactin ...
Sudhamoy Ghosh, A K Bachhawat
openaire   +3 more sources

Irrigated wheat subjected to inoculation with Azospirillum brasilense and nitrogen doses as top-dressing

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental
The use of Azospirillum brasilense in the wheat crop still presents contradictory results; thus, it is necessary to identify ideal conditions to obtain satisfactory results.
Cleiton J. Alves   +5 more
doaj   +1 more source

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