Paper · 2020 · Science and Technology Development Journal - Natural Sciences

Isolation and screening of Pseudomonas isolates enhance salinity tolerance of peanut (Arachis hypogaea L.)

Thanh Nguyen Chu; Tieng Van Nhut Pham; Le Van Bui; et al.

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claims
5
verbatim quotes
0
citations
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research areas
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Open access · cc-by

Abstract

The application of plant growth-promoting rhizobacteria (PGPR) is one of the most promising alternative approaches to improve plant growth under salt stress. Among PGPR, Pseudomonas is a bacterial genus that possesses a variety of mechanisms for plant-growth-promoting and induction of biotic as well as abiotic stress tolerance. In this study, we screened three potential strains and tested the growth promotion of peanut (Arachis hypogaea) under saline conditions. All three isolates (strains) showed in vitro plant growth promoting traits such as the production of indoleacetic acid (IAA), phosphate solubilization, and nitrogen fixation. Moreover, the 3 isolates present gene encoding ACC deaminase, and an important enzyme can promote plant growth to ameliorate abiotic stresses. Peanut inoculated with the strain BT00P03 showed the increase in fresh shoot biomass in normal and saline stress conditions. Our results showed that the BT00P03 strain might be used as a biological agent for eco-friendly agricultural practices. This research is the first step to understand the microbe-plant interaction mechanism under stress and to apply these strains to agricultural practices in the future.

Abstract from the paper’s OpenAlex record; open copy licensed cc-by. Read at the source ↗

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Claims 3

Observationobservedoriginal resultmeasured

Claim · model-written summary

Three isolates produced IAA, solubilized phosphate and fixed nitrogen.

Interactor
PseudomonasPseudomonast0symbiont
Outcome
production of indoleacetic acid (IAA), phosphate solubilization, and nitrogen fixatione0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗
Pseudomonas
Pseudomonas · Interactor · picture of the genus (one of its species)CDC · Public domain · Wikimedia Commons ↗

Verbatim

e0

“All three isolates (strains) showed in vitro plant growth promoting traits such as the production of indoleacetic acid (IAA), phosphate solubilization, and nitrogen fixation.”

✓ located verbatim in the source · abstract, characters 467–641 · show in text ↑
t0

“Pseudomonas isolates enhance salinity tolerance of peanut”

✓ located verbatim in the source · title, characters 27–84 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Three isolates carried an ACC deaminase gene.

Interactor
PseudomonasPseudomonast0symbiont
Gene
ACC deaminasee0
Outcome
gene encoding ACC deaminasee0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗
Pseudomonas
Pseudomonas · Interactor · picture of the genus (one of its species)CDC · Public domain · Wikimedia Commons ↗

Verbatim

e0

“the 3 isolates present gene encoding ACC deaminase”

✓ located verbatim in the source · abstract, characters 652–702 · show in text ↑
t0

“Pseudomonas isolates enhance salinity tolerance of peanut”

✓ located verbatim in the source · title, characters 27–84 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

BT00P03 inoculation increased fresh shoot biomass in normal and saline conditions.

Treatment
inoculated with the strain BT00P03e0
Interactor
BT00P03e0symbiont
Outcome
fresh shoot biomasse0
Direction
increasee0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e0

“Peanut inoculated with the strain BT00P03 showed the increase in fresh shoot biomass in normal and saline stress conditions.”

✓ located verbatim in the source · abstract, characters 785–909 · show in text ↑

inoculation · growth · Arachis hypogaea (peanut)Positive and negative results

119 papers: 102 positive, 17 negative or no effect

101 papers in the same direction as this paper · 16 in the opposite direction · 1 reporting no difference from an alternative

  1. positive
  2. no effect
  3. no effect

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Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.