Paper · 2013 · Journal of Plant Disease Sciences

Screening of arbuscular mycorrhizal fungi associated with Persea bombycina kost and their effect on improvement of plant health

B. N. Chakraborty; Aniruddha Acharya; Dibyendu Chakraborty; et al.

7
claims
10
verbatim quotes
2
citations
3
research areas
—
Not open access

Abstract

Persea bombycina Kost, locally known as Som plant is an economically important plant in the North-Eastern region of India which is the primary food plant of the muga silk worm Antheraea assama Westwood. The association of AMF with the Som plants was studied and their diversity was assessed in eight morphotypes. Among these, Glomus sp, Scutellospora sp, Acaulospora sp and Gigaspora sp were found associated with the different morphotypes of Som plants, wherein Glomus sp was predominant. Mass multiplied spores were further inoculated in all eight morphotypes separately. Histopathology of AMF colonized roots of Som plants revealed the presence of intra and inter radical hyphae, vesicles and arbuscules showing the colonization of AMF within the roots of the plant. Growth promotion in Som plants following successful root colonization with AMF was noted in terms of increase in height, no of leaves and no of branches. Plants inoculated with AMF also showed high phosphate solubilizing activity. Two main defense enzymes in plants, Phenylalanine Ammonia Lyase(PAL) and Peroxidase (POX) were found higher in AMF inoculated plants in comparison to control plants indicating induced resistance in Som plants.

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Claims 7

Observationobservedoriginal resultmeasured

Claim · model-written summary

Four AMF genera were associated with Som morphotypes.

Taxon
Som plantse0
Interactor
Glomus spGlomuse0symbiont
Outcome
associated with the different morphotypese0
Qualifier
Scutellospora sp, Acaulospora sp and Gigaspora spe0

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

Glomus
Glomus · InteractorJerry Cooper · CC BY 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Glomus sp, Scutellospora sp, Acaulospora sp and Gigaspora sp were found associated with the different morphotypes of Som plants”

✓ located verbatim in the source · abstract, characters 326–453 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Glomus sp was predominant among associated AMF.

Taxon
Persea bombycinaMachilus bombycinat0
Interactor
Glomus spGlomuse0symbiont
Outcome
predominante0

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

Machilus bombycina
Machilus bombycina · TaxonYj · CC BY 4.0 · iNaturalist ↗
Glomus
Glomus · InteractorJerry Cooper · CC BY 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Glomus sp was predominant”

✓ located verbatim in the source · abstract, characters 463–488 · show in text ↑
t0

“Persea bombycina”

✓ located verbatim in the source · title, characters 58–74 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

AMF colonized Som roots with hyphae, vesicles and arbuscules.

Taxon
Persea bombycinaMachilus bombycinat0
Organ / stage
rootse0
Interactor
AMFe0symbiont
Outcome
colonization of AMF within the rootse0

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

Machilus bombycina
Machilus bombycina · TaxonYj · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“presence of intra and inter radical hyphae, vesicles and arbuscules showing the colonization of AMF within the roots of the plant”

✓ located verbatim in the source · abstract, characters 639–768 · show in text ↑
t0

“Persea bombycina”

✓ located verbatim in the source · title, characters 58–74 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

AMF colonization increased Som height, leaves and branches.

Taxon
Som plantse0
Treatment
root colonization with AMFe0
Interactor
AMFe0symbiont
Outcome
height, no of leaves and no of branchese0
Direction
increasee0

Not reportedComparator

Verbatim

e0

“Growth promotion in Som plants following successful root colonization with AMF was noted in terms of increase in height, no of leaves and no of branches”

✓ located verbatim in the source · abstract, characters 770–922 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

AMF-inoculated plants had high phosphate solubilizing activity.

Taxon
PlantsViridiplantaee0
Treatment
inoculated with AMFe0
Interactor
AMFe0symbiont
Outcome
phosphate solubilizing activitye0
Direction
highe0

Not reportedComparator

Verbatim

e0

“Plants inoculated with AMF also showed high phosphate solubilizing activity”

✓ located verbatim in the source · abstract, characters 924–999 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

AMF inoculation raised PAL and POX compared with controls.

Taxon
plantsViridiplantaee0
Treatment
AMF inoculatede0
Interactor
AMFe0symbiont
Outcome
Phenylalanine Ammonia Lyase(PAL) and Peroxidase (POX)e0
Direction
highere0
Comparator
control plantse0

Verbatim

e0

“Phenylalanine Ammonia Lyase(PAL) and Peroxidase (POX) were found higher in AMF inoculated plants in comparison to control plants”

✓ located verbatim in the source · abstract, characters 1037–1165 · show in text ↑
Mechanismauthor interpretationoriginal resultmeasured

Claim · model-written summary

The enzyme increases were interpreted as induced resistance.

Taxon
Som plantse0
Outcome
induced resistancee0
Qualifier
highere0

Verbatim

e0

“were found higher in AMF inoculated plants in comparison to control plants indicating induced resistance in Som plants”

✓ located verbatim in the source · abstract, characters 1091–1209 · show in text ↑
t0

“Persea bombycina”

✓ located verbatim in the source · title, characters 58–74 · show in text ↑

mycorrhiza · molecular: metabolites · Viridiplantae (plants)Positive and negative results

6 papers: 5 positive, 1 negative or no effect

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

  1. no effect
  2. positive
  3. positive

2 papers more in this group

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inoculation · molecular: metabolites · Viridiplantae (plants)Positive and negative results

12 papers: 10 positive, 2 negative or no effect

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

  1. no effect
  2. no effect
  3. positive

8 papers more in this group

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mycorrhiza · physiology: antioxidant enzymes · Viridiplantae (plants)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 →

inoculation · physiology: antioxidant enzymes · Viridiplantae (plants)Results agree

9 papers: 9 positive, 0 negative or no effect

8 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

5 papers more in this group

See all 9 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.