Paper · 2014 · Plant Biology

Effect of salt‐tolerant plant growth‐promoting rhizobacteria on wheat plants and soil health in a saline environment

S. K. Upadhyay; D. P. Singh

12
claims
16
verbatim quotes
256
citations
3
research areas
✓
Open access

Abstract

Salt-tolerant plant growth-promoting rhizobacteria (ST-PGPR) significantly influence the growth and yield of wheat crops in saline soil. Wheat growth improved in pots with inoculation of all nine ST-PGPR (ECe = 4.3 dS·m(-1) ; greenhouse experiment), while maximum growth and dry biomass was observed in isolate SU18 Arthrobacter sp.; simultaneously, all ST-PGPR improved soil health in treated pot soil over controls. In the field experiment, maximum wheat root dry weight and shoot biomass was observed after inoculation with SU44 B. aquimaris, and SU8 B. aquimaris, respectively, after 60 and 90 days. Isolate SU8 B. aquimaris, induced significantly higher proline and total soluble sugar accumulation in wheat, while isolate SU44 B. aquimaris, resulted in higher accumulation of reducing sugars after 60 days. Percentage nitrogen (N), potassium (K) and phosphorus (P) in leaves of wheat increased significantly after inoculation with ST-PGPR, as compared to un-inoculated plants. Isolate SU47 B. subtilis showed maximum reduction of sodium (Na) content in wheat leaves of about 23% at both 60 and 90 days after sowing, and produced the best yield of around 17.8% more than the control.

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Claims 12

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

All nine ST-PGPR inoculants improved wheat growth in saline greenhouse pots.

Treatment
inoculation of all nine ST-PGPRe0
Interactor
ST-PGPRe0symbiont
Outcome
Wheat growthe0
Direction
improvede0
Setting
greenhouse experimente0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Wheat growth improved in pots with inoculation of all nine ST-PGPR (ECe = 4.3 dS·m(-1) ; greenhouse experiment)”

✓ located verbatim in the source · abstract, characters 137–248 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

SU18 Arthrobacter sp. produced maximum wheat growth in pots.

Treatment
isolate SU18 Arthrobacter sp.e0
Interactor
SU18 Arthrobacter sp.e0symbiont
Outcome
growthe0
Direction
maximume0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“while maximum growth and dry biomass was observed in isolate SU18 Arthrobacter sp.”

✓ located verbatim in the source · abstract, characters 250–332 · show in text ↑
e1

“Wheat growth improved in pots with inoculation of all nine ST-PGPR”

✓ located verbatim in the source · abstract, characters 137–203 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

SU18 Arthrobacter sp. produced maximum wheat dry biomass in pots.

Treatment
isolate SU18 Arthrobacter sp.e0
Interactor
SU18 Arthrobacter sp.e0symbiont
Outcome
dry biomasse0
Direction
maximume0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“while maximum growth and dry biomass was observed in isolate SU18 Arthrobacter sp.”

✓ located verbatim in the source · abstract, characters 250–332 · show in text ↑
e1

“Wheat growth improved in pots with inoculation of all nine ST-PGPR”

✓ located verbatim in the source · abstract, characters 137–203 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

All ST-PGPR improved soil health over control pots.

Treatment
ST-PGPRe0
Interactor
ST-PGPRe0symbiont
Outcome
soil healthe0
Direction
improvede0
Comparator
controlse0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“all ST-PGPR improved soil health in treated pot soil over controls”

✓ located verbatim in the source · abstract, characters 350–416 · show in text ↑
e1

“Wheat growth improved in pots with inoculation of all nine ST-PGPR”

✓ located verbatim in the source · abstract, characters 137–203 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

SU44 B. aquimaris produced maximum wheat root dry weight in the field.

Treatment
inoculation with SU44 B. aquimarise0
Interactor
SU44 B. aquimarise0symbiont
Outcome
root dry weighte0
Direction
maximume0
Setting
field experimente0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“In the field experiment, maximum wheat root dry weight and shoot biomass was observed after inoculation with SU44 B. aquimaris, and SU8 B. aquimaris, respectively, after 60 and 90 days.”

✓ located verbatim in the source · abstract, characters 418–603 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

SU8 B. aquimaris produced maximum wheat shoot biomass in the field.

Treatment
SU8 B. aquimarise0
Interactor
SU8 B. aquimarise0symbiont
Outcome
shoot biomasse0
Direction
maximume0
Setting
field experimente0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“In the field experiment, maximum wheat root dry weight and shoot biomass was observed after inoculation with SU44 B. aquimaris, and SU8 B. aquimaris, respectively, after 60 and 90 days.”

✓ located verbatim in the source · abstract, characters 418–603 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

SU8 B. aquimaris increased wheat proline accumulation significantly.

Treatment
SU8 B. aquimarise0
Interactor
SU8 B. aquimarise0symbiont
Outcome
prolinee0
Direction
highere0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Isolate SU8 B. aquimaris, induced significantly higher proline and total soluble sugar accumulation in wheat”

✓ located verbatim in the source · abstract, characters 604–712 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

SU8 B. aquimaris increased wheat total soluble sugar accumulation significantly.

Treatment
SU8 B. aquimarise0
Interactor
SU8 B. aquimarise0symbiont
Outcome
total soluble sugar accumulatione0
Direction
highere0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Isolate SU8 B. aquimaris, induced significantly higher proline and total soluble sugar accumulation in wheat”

✓ located verbatim in the source · abstract, characters 604–712 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

SU44 B. aquimaris increased reducing sugar accumulation after 60 days.

Treatment
SU44 B. aquimarise0
Interactor
SU44 B. aquimarise0symbiont
Outcome
accumulation of reducing sugarse0
Direction
highere0
Qualifier
after 60 dayse0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“isolate SU44 B. aquimaris, resulted in higher accumulation of reducing sugars after 60 days”

✓ located verbatim in the source · abstract, characters 720–811 · show in text ↑
t0

“wheat plants”

✓ located verbatim in the source · title, characters 64–76 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

ST-PGPR inoculation significantly increased leaf nitrogen, potassium and phosphorus percentages over uninoculated plants.

Treatment
inoculation with ST-PGPRe0
Interactor
ST-PGPRe0symbiont
Outcome
Percentage nitrogen (N), potassium (K) and phosphorus (P) in leavese0
Direction
increasede0
Comparator
un-inoculated plantse0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Percentage nitrogen (N), potassium (K) and phosphorus (P) in leaves of wheat increased significantly after inoculation with ST-PGPR, as compared to un-inoculated plants.”

✓ located verbatim in the source · abstract, characters 813–982 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

SU47 B. subtilis reduced wheat leaf sodium content by about 23% at 60 and 90 days.

Treatment
SU47 B. subtilise0
Interactor
SU47 B. subtilise0symbiont
Outcome
sodium (Na) content in wheat leavese0
Direction
reductione0
Value
about 23%e0
Qualifier
at both 60 and 90 days after sowinge0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Isolate SU47 B. subtilis showed maximum reduction of sodium (Na) content in wheat leaves of about 23% at both 60 and 90 days after sowing”

✓ located verbatim in the source · abstract, characters 983–1120 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

SU47 B. subtilis increased wheat yield by around 17.8% over control.

Treatment
SU47 B. subtilise0
Interactor
SU47 B. subtilise0symbiont
Outcome
yielde0
Direction
moree0
Value
around 17.8%e0
Comparator
controle0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Isolate SU47 B. subtilis showed maximum reduction of sodium (Na) content in wheat leaves of about 23% at both 60 and 90 days after sowing, and produced the best yield of around 17.8% more than the control.”

✓ located verbatim in the source · abstract, characters 983–1188 · show in text ↑

Arthrobacter · growth · Triticum aestivum (wheat)Results agree

2 papers: 2 positive, 0 negative or no effect

1 paper in the same direction as this paper

  1. positive
See all 2 papers →

inoculation · growth · Triticum aestivum (wheat)Positive and negative results

532 papers: 476 positive, 56 negative or no effect

475 papers in the same direction as this paper · 55 in the opposite direction · 1 reporting no difference from an alternative

  1. positive
  2. positive
  3. positive

528 papers more in this group

See all 532 papers →

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.