Paper · 2014 · Notulae Scientia Biologicae

Arbuscular Mycorrhizal Colonization Enhances Biochemical Status and Mitigates Adverse Salt Effect on Two Legumes

Promita DATTA; Mohan Vinayak KULKARNI

10
claims
15
verbatim quotes
7
citations
2
research areas
✓
Open access · cc-by

Abstract

Symbiotic association between arbuscular mycorrhizal (AM) species and host plant roots improves plant growth and protects them from several abiotic stress factors. In the present study, the effect of Glomus mosseae and Glomus fasciculatum as an individual inoculation and in combination was studied on two legumes (Glycine max and Cyamopsis tetragonoloba) under soil salinity stress gradient [1.04 (control) to 8.26 dS/m]. Individual and co-inoculation of both the AM fungi alleviated adverse salt effect, with improvement in plant dry weight matter and biochemical parameters. However, these two isolates worked better in combination with respect to higher accumulation of soluble carbohydrate, reducing sugar, protein, proline concentration etc. C. tetragonoloba showed better response as compared to G. max in relation to improvement in nutritional profile under salt stress after AM treatment. As compared to non-mycorrhizal counterparts, co-inoculation with G. mosseae and G. fasciculatum in C. tetragonoloba enhanced total chlorophyll (14.83% at soil salinity of 3.78 dS/m), soluble carbohydrate (17.26% at soil salinity of 5.94 dS/m), proline (8.79% at soil salinity of 3.78 dS/m) while exposed to different soil salinity levels. Also, co-colonization with both the isolates showed more root colonization (%) and may be responsible for the better effect in salt stress alleviation. Electrolyte leakage of mycorrhizal plants was lowered at soil salinity gradient of 2.10 to 8.26 dS/m and hence, maintained membrane stability. These two isolates can be utilized as bio-inoculant in alleviation of adverse salt effect in soil in association with the two test legume plants.

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Claims 10

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

AM fungal inoculation alleviated salt effects and improved dry matter and biochemical parameters in Glycine max.

Taxon
Glycine maxGlycine maxt0
Treatment
Individual and co-inoculation of both the AM fungie0
Interactor
AM fungiGlomeromycotae0symbiont
Outcome
plant dry weight matter and biochemical parameterse0
Direction
improvemente0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Individual and co-inoculation of both the AM fungi alleviated adverse salt effect, with improvement in plant dry weight matter and biochemical parameters.”

✓ located verbatim in the source · abstract, characters 423–577 · show in text ↑
t0

“Glycine max and Cyamopsis tetragonoloba”

✓ located verbatim in the source · abstract, characters 315–354 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

AM fungal inoculation alleviated salt effects and improved dry matter and biochemical parameters in Cyamopsis tetragonoloba.

Taxon
Cyamopsis tetragonolobaCyamopsis tetragonolobat0
Treatment
Individual and co-inoculation of both the AM fungie0
Interactor
AM fungiGlomeromycotae0symbiont
Outcome
plant dry weight matter and biochemical parameterse0
Direction
improvemente0

Not reportedComparator

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

Cyamopsis tetragonoloba
Cyamopsis tetragonoloba · Taxon · picture from its Wikimedia Commons categoryTon Rulkens · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Individual and co-inoculation of both the AM fungi alleviated adverse salt effect, with improvement in plant dry weight matter and biochemical parameters.”

✓ located verbatim in the source · abstract, characters 423–577 · show in text ↑
t0

“Glycine max and Cyamopsis tetragonoloba”

✓ located verbatim in the source · abstract, characters 315–354 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined isolates produced higher soluble carbohydrate, reducing sugar, protein and proline than individual inoculation.

Taxon
two legumest0
Treatment
in combinatione0
Interactor
isolatese0symbiont
Outcome
soluble carbohydrate, reducing sugar, protein, proline concentratione0
Direction
highere0

Not reportedComparator

Verbatim

e0

“However, these two isolates worked better in combination with respect to higher accumulation of soluble carbohydrate, reducing sugar, protein, proline concentration etc.”

✓ located verbatim in the source · abstract, characters 578–747 · show in text ↑
t0

“Two Legumes”

✓ located verbatim in the source · title, characters 101–112 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

C. tetragonoloba showed a better nutritional response to AM treatment under salt stress than G. max.

Taxon
C. tetragonolobaCyamopsis tetragonolobae0
Treatment
AM treatmente0
Outcome
nutritional profilee0
Direction
better responsee0
Comparator
G. maxe0

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

Cyamopsis tetragonoloba
Cyamopsis tetragonoloba · Taxon · picture from its Wikimedia Commons categoryTon Rulkens · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e0

“C. tetragonoloba showed better response as compared to G. max in relation to improvement in nutritional profile under salt stress after AM treatment.”

✓ located verbatim in the source · abstract, characters 748–897 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Co-inoculation enhanced total chlorophyll by 14.83% in C. tetragonoloba at 3.78 dS/m salinity.

Taxon
C. tetragonolobaCyamopsis tetragonolobae0
Treatment
co-inoculation with G. mosseae and G. fasciculatume0
Interactor
G. mosseaeFunneliformis mosseaee0symbiont
Second interactor
G. fasciculatumRhizophagus fasciculatuse0symbiont
Outcome
total chlorophylle0
Direction
enhancede0
Value
14.83%e0
Qualifier
soil salinity of 3.78 dS/me0
Comparator
non-mycorrhizal counterpartse0

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

Cyamopsis tetragonoloba
Cyamopsis tetragonoloba · Taxon · picture from its Wikimedia Commons categoryTon Rulkens · CC BY-SA 2.0 · Wikimedia Commons ↗
Funneliformis mosseae
Funneliformis mosseae · Interactor · picture from its Wikimedia Commons categorySamson90 · CC0 · Wikimedia Commons ↗

Verbatim

e0

“As compared to non-mycorrhizal counterparts, co-inoculation with G. mosseae and G. fasciculatum in C. tetragonoloba enhanced total chlorophyll (14.83% at soil salinity of 3.78 dS/m), soluble carbohydrate (17.26% at soil salinity of 5.94 dS/m), proline (8.79% at soil salinity of 3.78 dS/m) while exposed to different soil salinity levels.”

✓ located verbatim in the source · abstract, characters 898–1236 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Co-inoculation enhanced soluble carbohydrate by 17.26% in C. tetragonoloba at 5.94 dS/m salinity.

Taxon
C. tetragonolobaCyamopsis tetragonolobae0
Treatment
co-inoculation with G. mosseae and G. fasciculatume0
Interactor
G. mosseaeFunneliformis mosseaee0symbiont
Second interactor
G. fasciculatumRhizophagus fasciculatuse0symbiont
Outcome
soluble carbohydratee0
Direction
enhancede0
Value
17.26%e0
Qualifier
soil salinity of 5.94 dS/me0
Comparator
non-mycorrhizal counterpartse0

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

Cyamopsis tetragonoloba
Cyamopsis tetragonoloba · Taxon · picture from its Wikimedia Commons categoryTon Rulkens · CC BY-SA 2.0 · Wikimedia Commons ↗
Funneliformis mosseae
Funneliformis mosseae · Interactor · picture from its Wikimedia Commons categorySamson90 · CC0 · Wikimedia Commons ↗

Verbatim

e0

“As compared to non-mycorrhizal counterparts, co-inoculation with G. mosseae and G. fasciculatum in C. tetragonoloba enhanced total chlorophyll (14.83% at soil salinity of 3.78 dS/m), soluble carbohydrate (17.26% at soil salinity of 5.94 dS/m), proline (8.79% at soil salinity of 3.78 dS/m) while exposed to different soil salinity levels.”

✓ located verbatim in the source · abstract, characters 898–1236 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Co-inoculation enhanced proline by 8.79% in C. tetragonoloba at 3.78 dS/m salinity.

Taxon
C. tetragonolobaCyamopsis tetragonolobae0
Treatment
co-inoculation with G. mosseae and G. fasciculatume0
Interactor
G. mosseaeFunneliformis mosseaee0symbiont
Second interactor
G. fasciculatumRhizophagus fasciculatuse0symbiont
Outcome
prolinee0
Direction
enhancede0
Value
8.79%e0
Qualifier
soil salinity of 3.78 dS/me0
Comparator
non-mycorrhizal counterpartse0

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

Cyamopsis tetragonoloba
Cyamopsis tetragonoloba · Taxon · picture from its Wikimedia Commons categoryTon Rulkens · CC BY-SA 2.0 · Wikimedia Commons ↗
Funneliformis mosseae
Funneliformis mosseae · Interactor · picture from its Wikimedia Commons categorySamson90 · CC0 · Wikimedia Commons ↗

Verbatim

e0

“As compared to non-mycorrhizal counterparts, co-inoculation with G. mosseae and G. fasciculatum in C. tetragonoloba enhanced total chlorophyll (14.83% at soil salinity of 3.78 dS/m), soluble carbohydrate (17.26% at soil salinity of 5.94 dS/m), proline (8.79% at soil salinity of 3.78 dS/m) while exposed to different soil salinity levels.”

✓ located verbatim in the source · abstract, characters 898–1236 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Co-colonization produced more root colonization.

Taxon
two legumest0
Interactor
isolatese0symbiont
Outcome
root colonization (%)e0
Direction
moree0

Verbatim

e0

“co-colonization with both the isolates showed more root colonization (%) and may be responsible for the better effect in salt stress alleviation.”

✓ located verbatim in the source · abstract, characters 1243–1388 · show in text ↑
t0

“Two Legumes”

✓ located verbatim in the source · title, characters 101–112 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Mycorrhizal plants had lower electrolyte leakage across the stated salinity range.

Taxon
two legumest0
Treatment
mycorrhizale0
Outcome
Electrolyte leakagee0
Direction
lowerede0
Qualifier
soil salinity gradient of 2.10 to 8.26 dS/me0

Not reportedComparator

Verbatim

e0

“Electrolyte leakage of mycorrhizal plants was lowered at soil salinity gradient of 2.10 to 8.26 dS/m and hence, maintained membrane stability.”

✓ located verbatim in the source · abstract, characters 1389–1531 · show in text ↑
t0

“Two Legumes”

✓ located verbatim in the source · title, characters 101–112 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors propose using the isolates as bio-inoculants against salinity effects.

Taxon
legume plantse0
Outcome
utilized as bio-inoculant in alleviation of adverse salt effecte0

Verbatim

e0

“These two isolates can be utilized as bio-inoculant in alleviation of adverse salt effect in soil in association with the two test legume plants.”

✓ located verbatim in the source · abstract, characters 1532–1677 · show in text ↑

Rhizophagus fasciculatus · physiology: pigments · Cyamopsis tetragonoloba (cluster bean)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 →

Funneliformis mosseae · quality: sugar starch · Cyamopsis tetragonoloba (cluster bean)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 →

Rhizophagus fasciculatus · quality: sugar starch · Cyamopsis tetragonoloba (cluster bean)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 →

Funneliformis mosseae · physiology: osmolytes · Cyamopsis tetragonoloba (cluster bean)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 →

Rhizophagus fasciculatus · physiology: osmolytes · Cyamopsis tetragonoloba (cluster bean)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 →

Funneliformis mosseae · physiology: pigments · Cyamopsis tetragonoloba (cluster bean)Results agree

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this paper

  1. positive
  2. positive
See all 3 papers →

inoculation · Glomeromycota · Glycine max (soybean)Positive and negative results

4 papers: 3 positive, 1 negative or no effect

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

  1. no effect
  2. positive
  3. positive
See all 4 papers →

mycorrhiza · Glomeromycota · Glycine max (soybean)Positive and negative results

5 papers: 4 positive, 1 negative or no effect

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

  1. no effect
  2. positive
  3. positive

1 paper more in this group

See all 5 papers →

8 of 11 groups shown: named compounds and organisms first, then groups whose results differ (checked claim by claim), then those with positive and negative results, then the smaller groups.

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.