Results 101 to 110 of about 2,208 (183)

Fixação biológica de nitrogênio: Bactérias fixadoras de nitrogênio de importância para a agricultura tropical. [PDF]

open access: yes, 2011
Diazotrofos de vida livre. Diazotrofos associativos. Endófiticos facultativos. Endofíticos obrigatórios.
BALDANI, J. I.   +3 more
core   +1 more source

Expression of Rhizobium meliloti symbiotic promoters in Azorhizobium caulinodans.

open access: yesIndian journal of experimental biology, 1998
Plasmids containing Rhizobium meliloti symbiotic promoters P1 (promoter of nifHDK) and P2 (promoter of fixABCX) when mobilized into the cells of Azorhizobium caulinodans strain IRBG 46 showed strong expression of these promoters under free-living microaerobic as well as symbiotic conditions.
A, Das, S P, Khanuja, M L, Lodha
openaire   +1 more source

Identification of Sinorhizobium (Ensifer) medicae based on a specific genomic sequence unveiled by M13-PCR fingerprinting [PDF]

open access: yes, 2009
A collection of nodule isolates from Medicago polymorpha obtained from southern and central Portugal was evaluated by M13-PCR fingerprinting and hierarchical cluster analysis.
Ana Catarina Dourado   +6 more
core   +3 more sources

Diversidade e filogenia de estirpes de Rhizobium pela metodologia de MLSA. [PDF]

open access: yes, 2013
O nitrogênio (N) é um dos elementos mais requisitados pelas culturas, sendo um fator determinante na produtividade agrícola. Sabe-se que o grupo de bactérias conhecidas como rizóbios pode fixar o N2 atmosférico, suprindo total ou parcialmente a carência ...
DALL'AGNOL, R. F.   +3 more
core  

Hopanoids Producing Bacteria and Related Biofertilizers, Compositions, Methods and Systems [PDF]

open access: yes, 2018
Hopanoids, hopanoids-producing nitrogen-fixing bacteria, and related formulations, systems and methods are described herein. In particular, hopanoids alone or in combination with hopanoid-producing nitrogen-fixing bacteria can be used as biofertilizer to
Belin, Brittany Jo   +5 more
core   +1 more source

Elucidation of the Complete \u3ci\u3eAzorhizobium\u3c/i\u3e Nicotinate Catabolism Pathway [PDF]

open access: yes, 1992
A complete pathway for Azorhizobium caulinodans nicotinate catabolism has been determined from mutant phenotype analyses, isolation of metabolic intermediates, and structural studies. Nicotinate serves as a respiratory electron donor to O2 via a membrane-
Kitts, Christopher   +3 more
core   +1 more source

Similar strains of Burkholderia spp. nodulate the South African invasive legume Dipogon lignosus in New Zealand and Australian soils [PDF]

open access: yes, 2014
Brazil and South Africa are centres of diversity of Burkholderia ssp. that nodulate legumes (Gyaneschwar et al, 2011; Beukes et al. 2013). The nod gene sequence of Burkholderia spp, capable of nodulating South Africa plants are clearly separated from ...
Andrews, Mitchell   +6 more
core  

Les rhizobiums d'acacia : biodiversité et taxonomie [PDF]

open access: yes, 1993
La diversité des rhizobiums capables de noduler le genre Acacia est étudiée au niveau de deux laboratoires : le laboratoire ORSTOM/ISRA de Dakar s'intéresse plus particulièrement à la diversité des rhizobiums des acacias de zones sèches et le laboratoire
Ducousso, M.   +5 more
core  

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