Paper · 2017 · Brazilian Journal of Biological Sciences

Potassium mobilizing bacteria: enhance potassium intake in paddy to regulates membrane permeability and accumulate carbohydrates under salinity stress

Yachana Jha

3
claims
7
verbatim quotes
34
citations
2
research areas
✓
Open access · cc-by

Abstract

Potassium is one of the important key elements in terms of quantitative plant requirement. Although it is abundant in soils, in both organic and inorganic forms, but its availability is restricted as it occurs mostly in insoluble forms. Soil bacteria inhabiting around/on the root surface and facilitate the plant growth by various methods has been isolated from the paddy rhizosphere. Among many isolates, two isolates Bacillus pumilus and Pseudomanas pseudoalcaligenes were evaluated for their ability to solubilize potassium to help plant in its growth promotion in the greenhouse condition. Selected bacteria were analysed for their potassium solubilizing ability on different sources and also for various growth related physiology including accumulation of carbohydrate as osmoprotectant under saline stress. Potassium solubilizing bacteria (KMB) protect the plants from salinity injury by enhancing its growth related physiology like, stomatal conductance, electrolyte leakage and lipid peroxidation. Plant inoculated with potassium mobilizing bacteria (KMB) also accumulate more type and number of soluble carbohydrates analyzed by GCMS analysis in leaves under salinity, which helps the plant to overcome osmotic stress.

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Claims 3

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Plants inoculated with potassium mobilizing bacteria accumulated more soluble carbohydrates in leaves under salinity.

Taxon
paddyt0
Organ / stage
leavese1
Treatment
inoculated with potassium mobilizing bacteria (KMB)e1
Interactor
potassium mobilizing bacteria (KMB)e1symbiont
Outcome
soluble carbohydratese1
Direction
accumulate moree1
Qualifier
under salinitye1
Setting
greenhouse conditione2

Not reportedComparator

Verbatim

t0

“Potassium mobilizing bacteria: enhance potassium intake in paddy”

✓ located verbatim in the source · title, characters 0–64 · show in text ↑
e1

“Plant inoculated with potassium mobilizing bacteria (KMB) also accumulate more type and number of soluble carbohydrates analyzed by GCMS analysis in leaves under salinity”

✓ located verbatim in the source · abstract, characters 1007–1177 · show in text ↑
e2

“evaluated for their ability to solubilize potassium to help plant in its growth promotion in the greenhouse condition”

✓ located verbatim in the source · abstract, characters 476–593 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Potassium solubilizing bacteria enhanced stomatal conductance of paddy plants under salinity stress.

Taxon
paddyt0
Treatment
Potassium solubilizing bacteria (KMB)e3
Interactor
Potassium solubilizing bacteria (KMB)e3symbiont
Outcome
stomatal conductancee3
Direction
enhancinge3
Qualifier
from salinity injurye3

Not reportedComparator

Verbatim

t0

“Potassium mobilizing bacteria: enhance potassium intake in paddy”

✓ located verbatim in the source · title, characters 0–64 · show in text ↑
e3

“Potassium solubilizing bacteria (KMB) protect the plants from salinity injury by enhancing its growth related physiology like, stomatal conductance, electrolyte leakage and lipid peroxidation”

✓ located verbatim in the source · abstract, characters 814–1005 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Potassium solubilizing bacteria protected plants from salinity injury, as shown by electrolyte leakage and lipid peroxidation.

Taxon
paddyt0
Treatment
Potassium solubilizing bacteria (KMB)e3
Outcome
salinity injurye3
Direction
protecte3
Qualifier
electrolyte leakage and lipid peroxidatione3

Not reportedComparator

Verbatim

t0

“Potassium mobilizing bacteria: enhance potassium intake in paddy”

✓ located verbatim in the source · title, characters 0–64 · show in text ↑
e3

“Potassium solubilizing bacteria (KMB) protect the plants from salinity injury by enhancing its growth related physiology like, stomatal conductance, electrolyte leakage and lipid peroxidation”

✓ located verbatim in the source · abstract, characters 814–1005 · show in text ↑

potassium · quality: sugar starch · Oryza sativa (rice)Results differ

9 papers: 8 positive, 1 negative or no effect

7 papers in the same direction as this paper · 1 in the opposite direction

  1. no effect
  2. positive
  3. positive

5 papers more in this group

See all 9 papers →

potassium · physiology: gas exchange · Oryza sativa (rice)Positive and negative results

3 papers: 2 positive, 1 negative or no effect

1 paper in the same direction as this paper · 1 in the opposite direction

  1. no effect
  2. positive
See all 3 papers →

inoculation · crop injury · Oryza sativa (rice)Positive and negative results

3 papers: 2 positive, 1 negative or no effect

1 paper in the same direction as this paper · 1 in the opposite direction

  1. negative
  2. positive
See all 3 papers →

inoculation · quality: sugar starch · Oryza sativa (rice)Positive and negative results

8 papers: 6 positive, 2 negative or no effect

5 papers in the same direction as this paper · 2 in the opposite direction

  1. negative
  2. no effect
  3. positive

4 papers more in this group

See all 8 papers →

inoculation · physiology: gas exchange · Oryza sativa (rice)Positive and negative results

10 papers: 9 positive, 1 negative or no effect

8 papers in the same direction as this paper · 1 in the opposite direction

  1. negative
  2. positive
  3. positive

6 papers more in this group

See all 10 papers →

potassium · crop injury · Oryza sativa (rice)Results agree

4 papers: 4 positive, 0 negative or no effect

3 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive
See all 4 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.