scholarly journals Genome Sequences of Two Plant Growth-Promoting Fluorescent Pseudomonas Strains, R62 and R81

2012 ◽  
Vol 194 (12) ◽  
pp. 3272-3273 ◽  
Author(s):  
N. Mathimaran ◽  
R. Srivastava ◽  
A. Wiemken ◽  
A. K. Sharma ◽  
T. Boller
2020 ◽  
Vol 9 (20) ◽  
Author(s):  
Becky N. Aloo ◽  
Ernest R. Mbega ◽  
Billy A. Makumba ◽  
Ines Friedrich ◽  
Robert Hertel ◽  
...  

We present here the complete genome sequences of plant growth-promoting Klebsiella sp. strain MPUS7, Serratia sp. strain NGAS9, and Citrobacter sp. strain LUTT5, isolated from rhizosphere soils and tubers of potato (Solanum tuberosum L.) plants growing in the northern and southern highlands of Tanzania.


Author(s):  
Sakshi Tewari ◽  
Naveen Kumar Arora

<p>Ten bacterial isolates were obtained from the rhizosphere of sunflower crop grown in the semi-arid region of west Kanpur.<br />Isolates were further characterized on the basis of morphological, biochemical and physiological characteristics<br />suggesting them to be the member of group fluorescent pseudomonas. Isolates were further monitored for plant growth<br />promoting traits including IAA, phosphate solubilization, siderophore, nitrogen fixation, HCN, chitinase and β-1-3<br />glucanase activity. Amongst all the isolates, PF17 displayed maximum PGP attributes hence it was selected for doing<br />further in vivo pot study taking sunflower as a test crop. Seed treatment with fluorescent pseudomonas PF17 brought<br />enhancement in root length, shoot length, dry weight and seed yield of sunflower crop in comparison to control (untreated<br />seeds). Hence it might be concluded from the study that fluorescent pseudomonas PF17 contains large number of PGP<br />attributes, and its application contributed in enhancement of sunflower growth leading to better yield. In addition, ability<br />to enhance growth of sunflower with the help of biological means appears to be of great ecological and economic<br />importance.</p>


2016 ◽  
Vol 4 (3) ◽  
Author(s):  
Rocío M. Gamez ◽  
Fernando Rodríguez ◽  
Sandra Ramírez ◽  
Yolanda Gómez ◽  
Richa Agarwala ◽  
...  

Pseudomonas fluorescens is a well-known plant growth-promoting rhizobacterium (PGPR). We report here the first whole-genome sequence of PGPR P. fluorescens evaluated in Colombian banana plants. The genome sequences contains genes involved in plant growth and defense, including bacteriocins, 1-aminocyclopropane-1-carboxylic acid (ACC) deaminase, and genes that provide resistance to toxic compounds.


3 Biotech ◽  
2017 ◽  
Vol 7 (1) ◽  
Author(s):  
Priyanka ◽  
Toshy Agrawal ◽  
Anil S. Kotasthane ◽  
Ashok Kosharia ◽  
Renu Kushwah ◽  
...  

2015 ◽  
Vol 81 (19) ◽  
pp. 6700-6709 ◽  
Author(s):  
Maria Isabel Stets ◽  
Sylvia Maria Campbell Alqueres ◽  
Emanuel Maltempi Souza ◽  
Fábio de Oliveira Pedrosa ◽  
Michael Schmid ◽  
...  

ABSTRACTAzospirillumis a rhizobacterial genus containing plant growth-promoting species associated with different crops worldwide.Azospirillum brasilensestrains exhibit a growth-promoting effect by means of phytohormone production and possibly by N2fixation. However, one of the most important factors for achieving an increase in crop yield by plant growth-promoting rhizobacteria is the survival of the inoculant in the rhizosphere, which is not always achieved. The objective of this study was to develop quantitative PCR protocols for the strain-specific quantification ofA. brasilenseFP2. A novel approach was applied to identify strain-specific DNA sequences based on a comparison of the genomic sequences within the same species. The draft genome sequences ofA. brasilenseFP2 and Sp245 were aligned, and FP2-specific regions were filtered and checked for other possible matches in public databases. Strain-specific regions were then selected to design and evaluate strain-specific primer pairs. The primer pairs AzoR2.1, AzoR2.2, AzoR5.1, AzoR5.2, and AzoR5.3 were specific for theA. brasilenseFP2 strain. These primer pairs were used to monitor quantitatively the population ofA. brasilensein wheat roots under sterile and nonsterile growth conditions. In addition, coinoculations with other plant growth-promoting bacteria in wheat were performed under nonsterile conditions. The results showed thatA. brasilenseFP2 inoculated into wheat roots is highly competitive and achieves high cell numbers (∼107CFU/g [fresh weight] of root) in the rhizosphere even under nonsterile conditions and when coinoculated with other rhizobacteria, maintaining the population at rather stable levels for at least up to 13 days after inoculation. The strategy used here can be applied to other organisms whose genome sequences are available.


2018 ◽  
Vol 6 (12) ◽  
pp. e00104-18 ◽  
Author(s):  
Luz K. Medina-Cordoba ◽  
Aroon T. Chande ◽  
Lavanya Rishishwar ◽  
Leonard W. Mayer ◽  
Leonardo Mariño-Ramírez ◽  
...  

ABSTRACT Members of the Klebsiella genus promote plant growth. We report here draft whole-genome sequences for 15 Klebsiella sp. isolates from sugarcane fields in the Cauca Valley of Colombia. The genomes of these isolates were characterized as part of a broader effort to evaluate their utility as endemic plant growth-promoting biofertilizers.


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