Paper · 2012 · Biocontrol Science and Technology

Diversity and antagonistic potential ofBacillusspp. associated to the rhizosphere of tomato for the management ofRhizoctonia solani

Manoj Kumar Solanki; Sudheer Kumar; Akhilesh Kumar Pandey; et al.

6
claims
10
verbatim quotes
69
citations
2
research areas
—
Not open access

Abstract

Abstract Bacillus spp. has emerged as the most effective alternative to synthetic chemical fungicides. To get a better insight in the antagonistic potential of Bacillus strains, rhizospheric soil samples of healthy tomato plants from Indo-gangetic plain regions of India were analysed. A total of 108 Bacillus strains were obtained from preliminary screening. Potent strains identified on the basis of in vitro antagonistic and biochemical assays were subjected to diversity analysis using 16S-rDNA, BOX and ERIC-PCR. Furthermore, the four best performing antagonistic Bacillus strains under in vitro plant growth promotion and antagonistic assay were selected for pot experiment. In field study, Bacillus amyloliquefaciens MB101 and Bacillus subtilis MB14 showed drastic reduction in disease index by 55.7 and 41.74% with significant elevation in fruit yield up to 220 and 184 qha–1, respectively. The present study was successful in selecting effective Bacillus strains by performing phenotypic and genotypic characterisation of Bacillus strains that can be used as an integral component of integrated disease management of tomato root rot and damping-off.

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Claims 6

Observationobservedoriginal resultmeasured

Claim · model-written summary

The screening obtained 108 Bacillus strains from the tomato rhizosphere.

Interactor
Bacillus strainse0biocontrol_agent
Outcome
Bacillus strains were obtainede0
Value
108 Bacillus strainse0
Setting
Indo-gangetic plain regions of Indiae0

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“rhizospheric soil samples of healthy tomato plants from Indo-gangetic plain regions of India were analysed. A total of 108 Bacillus strains were obtained from preliminary screening.”

✓ located verbatim in the source · abstract, characters 178–359 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Bacillus amyloliquefaciens MB101 reduced tomato disease index by 55.7%.

Treatment
Bacillus amyloliquefaciens MB101e0
Interactor
Rhizoctonia solaniRhizoctonia solanit0pathogen
Second interactor
Bacillus amyloliquefaciens MB101Bacillus amyloliquefaciense0biocontrol_agent
Outcome
disease indexe0
Direction
reductione0
Value
55.7e0

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗
Rhizoctonia solani
Rhizoctonia solani · Interactoranonimowy, niektóre prawa zastrzeżone (CC BY) · CC BY 4.0 · iNaturalist ↗
Bacillus amyloliquefaciens
Bacillus amyloliquefaciens · Second interactorAgricultural Research Service (NRRL)Culture Collection · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Bacillus amyloliquefaciens MB101 and Bacillus subtilis MB14 showed drastic reduction in disease index by 55.7 and 41.74% with significant elevation in fruit yield up to 220 and 184 qha–1, respectively.”

✓ located verbatim in the source · abstract, characters 697–898 · show in text ↑
t0

“tomato for the management ofRhizoctonia solani”

✓ located verbatim in the source · title, characters 85–131 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Bacillus subtilis MB14 reduced tomato disease index by 41.74%.

Treatment
Bacillus subtilis MB14e0
Interactor
Rhizoctonia solaniRhizoctonia solanit0pathogen
Second interactor
Bacillus subtilis MB14Bacillus subtilise0biocontrol_agent
Outcome
disease indexe0
Direction
reductione0
Value
41.74%e0

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗
Rhizoctonia solani
Rhizoctonia solani · Interactoranonimowy, niektóre prawa zastrzeżone (CC BY) · CC BY 4.0 · iNaturalist ↗
Bacillus subtilis
Bacillus subtilis · Second interactorY tambe (original uploader) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Bacillus amyloliquefaciens MB101 and Bacillus subtilis MB14 showed drastic reduction in disease index by 55.7 and 41.74% with significant elevation in fruit yield up to 220 and 184 qha–1, respectively.”

✓ located verbatim in the source · abstract, characters 697–898 · show in text ↑
t0

“tomato for the management ofRhizoctonia solani”

✓ located verbatim in the source · title, characters 85–131 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Bacillus amyloliquefaciens MB101 significantly raised tomato fruit yield to 220 qha–1.

Treatment
Bacillus amyloliquefaciens MB101e0
Interactor
Bacillus amyloliquefaciens MB101Bacillus amyloliquefaciense0biocontrol_agent
Outcome
fruit yielde0
Direction
elevatione0
Value
220e0

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗
Bacillus amyloliquefaciens
Bacillus amyloliquefaciens · InteractorAgricultural Research Service (NRRL)Culture Collection · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Bacillus amyloliquefaciens MB101 and Bacillus subtilis MB14 showed drastic reduction in disease index by 55.7 and 41.74% with significant elevation in fruit yield up to 220 and 184 qha–1, respectively.”

✓ located verbatim in the source · abstract, characters 697–898 · show in text ↑
t0

“tomato for the management ofRhizoctonia solani”

✓ located verbatim in the source · title, characters 85–131 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Bacillus subtilis MB14 significantly raised tomato fruit yield to 184 qha–1.

Treatment
Bacillus subtilis MB14e0
Interactor
Bacillus subtilis MB14Bacillus subtilise0biocontrol_agent
Outcome
fruit yielde0
Direction
elevatione0
Value
184 qha–1e0

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗
Bacillus subtilis
Bacillus subtilis · InteractorY tambe (original uploader) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Bacillus amyloliquefaciens MB101 and Bacillus subtilis MB14 showed drastic reduction in disease index by 55.7 and 41.74% with significant elevation in fruit yield up to 220 and 184 qha–1, respectively.”

✓ located verbatim in the source · abstract, characters 697–898 · show in text ↑
t0

“tomato for the management ofRhizoctonia solani”

✓ located verbatim in the source · title, characters 85–131 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors propose selected Bacillus strains as part of integrated tomato disease management.

Interactor
Bacillus strainse0biocontrol_agent
Outcome
integral component of integrated disease management of tomato root rot and damping-offe0

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“effective Bacillus strains by performing phenotypic and genotypic characterisation of Bacillus strains that can be used as an integral component of integrated disease management of tomato root rot and damping-off.”

✓ located verbatim in the source · abstract, characters 945–1158 · show in text ↑

Bacillus amyloliquefaciens · yield · Solanum lycopersicum (tomato)Results agree

6 papers: 6 positive, 0 negative or no effect

5 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

2 papers more in this group

See all 6 papers →

Bacillus subtilis · Rhizoctonia solani · Solanum lycopersicum (tomato)Results agree

7 papers: 7 positive, 0 negative or no effect

6 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

3 papers more in this group

See all 7 papers →

Bacillus subtilis · yield · Solanum lycopersicum (tomato)Results agree

19 papers: 19 positive, 0 negative or no effect

18 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

15 papers more in this group

See all 19 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.