Paper · 2019 · Journal of Applied Horticulture

Seed treatment with liquid microbial consortia for germination and vigour improvement in tomato (Solanum lycopersicum L.)

K. Raja; K. Sivasubramaniam; R. Anandham

12
claims
12
verbatim quotes
8
citations
3
research areas
—
Not open access

Abstract

Use of effective microorganisms as a pre-sowing seed treating agent is considered to be ecologically sound and beneficial to both seed and environment. Therefore to ensure the benefits, studies were conducted in tomato seeds with different liquid microbial cultures. The results revealed that the tomato seeds treated with liquid cultures viz., Azospirillum, phosphobacteria and Pink Pigmented Facultative Methylotroph (PPFM) have showed significant increase in germination and vigour. The seeds soaked in equal volume of Azospirillum @ 1:50 dilution for 24 h or phosphobacteria @ 1:50 dilution for 12 h or PPFM liquid culture @ 1:100 dilution for 18 h have registered the higher germination and vigour. Among these microbial cultures, PPFM has performed well in enhancing the seed germination and seedling vigour. Also, the viability and vigour of the inoculants infused seed were not much affected in three months storage. However, consortia of these microbial cultures showed antagonistic effect in seed germination and seedling vigour. In addition, the seeds infused with PPFM @1:100 dilution for 18 h followed by polymer coating @ 5 ml and carbendazim fungicide treatment @ 2 g kg-1 of have recorded significant improvement in seed germination and vigour with minimal reduction in the microbial population. Therefore, it would be possible to infuse the beneficial microbes into the seed through liquid cultures and also storing such seeds without much reduction in the microbial population. Therefore, it is beneficial if the seeds treated with the effective microorganisms which favour better seed germination and seedling growth. Also, the microbes can easily be added into the soil along with the seed which may reflect on better coloization of the microbes in plant root zone.

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Claims 12

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Azospirillum seed treatment significantly increased tomato germination and vigour.

Treatment
Azospirillume0
Interactor
AzospirillumAzospirillume0symbiont
Outcome
germination and vigoure0
Direction
increasee0

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 ↗
Azospirillum
Azospirillum · InteractorFadelblaid · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“tomato seeds treated with liquid cultures viz., Azospirillum, phosphobacteria and Pink Pigmented Facultative Methylotroph (PPFM) have showed significant increase in germination and vigour”

✓ located verbatim in the source · abstract, characters 297–484 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Phosphobacteria seed treatment significantly increased tomato germination and vigour.

Treatment
phosphobacteriae0
Interactor
phosphobacteriae0symbiont
Outcome
germination and vigoure0
Direction
increasee0

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 ↗

Verbatim

e0

“tomato seeds treated with liquid cultures viz., Azospirillum, phosphobacteria and Pink Pigmented Facultative Methylotroph (PPFM) have showed significant increase in germination and vigour”

✓ located verbatim in the source · abstract, characters 297–484 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

PPFM seed treatment significantly increased tomato germination and vigour.

Treatment
Pink Pigmented Facultative Methylotroph (PPFM)e0
Interactor
Pink Pigmented Facultative Methylotroph (PPFM)e0symbiont
Outcome
germination and vigoure0
Direction
increasee0

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 ↗

Verbatim

e0

“tomato seeds treated with liquid cultures viz., Azospirillum, phosphobacteria and Pink Pigmented Facultative Methylotroph (PPFM) have showed significant increase in germination and vigour”

✓ located verbatim in the source · abstract, characters 297–484 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Azospirillum at 1:50 for 24 hours produced higher germination and vigour.

Treatment
Azospirillum @ 1:50 dilution for 24 he0
Interactor
AzospirillumAzospirillume0symbiont
Outcome
germination and vigoure0
Direction
highere0

Not reportedTaxonComparator

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

Azospirillum
Azospirillum · InteractorFadelblaid · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“seeds soaked in equal volume of Azospirillum @ 1:50 dilution for 24 h or phosphobacteria @ 1:50 dilution for 12 h or PPFM liquid culture @ 1:100 dilution for 18 h have registered the higher germination and vigour”

✓ located verbatim in the source · abstract, characters 490–702 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Phosphobacteria at 1:50 for 12 hours produced higher germination and vigour.

Treatment
phosphobacteria @ 1:50 dilution for 12 he0
Interactor
phosphobacteriae0symbiont
Outcome
germination and vigoure0
Direction
highere0

Not reportedTaxonComparator

Verbatim

e0

“seeds soaked in equal volume of Azospirillum @ 1:50 dilution for 24 h or phosphobacteria @ 1:50 dilution for 12 h or PPFM liquid culture @ 1:100 dilution for 18 h have registered the higher germination and vigour”

✓ located verbatim in the source · abstract, characters 490–702 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

PPFM at 1:100 for 18 hours produced higher germination and vigour.

Treatment
PPFM liquid culture @ 1:100 dilution for 18 he0
Interactor
PPFMe0symbiont
Outcome
germination and vigoure0
Direction
highere0

Not reportedTaxonComparator

Verbatim

e0

“seeds soaked in equal volume of Azospirillum @ 1:50 dilution for 24 h or phosphobacteria @ 1:50 dilution for 12 h or PPFM liquid culture @ 1:100 dilution for 18 h have registered the higher germination and vigour”

✓ located verbatim in the source · abstract, characters 490–702 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

PPFM performed best among the microbial cultures for germination and seedling vigour.

Treatment
PPFMe0
Interactor
PPFMe0symbiont
Outcome
seed germination and seedling vigoure0
Direction
enhancinge0
Comparator
these microbial culturese0

Not reportedTaxon

Verbatim

e0

“Among these microbial cultures, PPFM has performed well in enhancing the seed germination and seedling vigour”

✓ located verbatim in the source · abstract, characters 704–813 · show in text ↑
Observationobservedoriginal resultno effectmeasured

Claim · model-written summary

Inoculant infused seed viability and vigour were little affected after three months of storage.

Outcome
viability and vigoure0
Direction
not much affectede0
Qualifier
three months storagee0

Not reportedTaxon

Verbatim

e0

“viability and vigour of the inoculants infused seed were not much affected in three months storage”

✓ located verbatim in the source · abstract, characters 825–923 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Consortia of the microbial cultures antagonized seed germination and seedling vigour.

Treatment
consortia of these microbial culturese0
Outcome
seed germination and seedling vigoure0
Direction
antagonistic effecte0

Not reportedTaxonComparator

Verbatim

e0

“consortia of these microbial cultures showed antagonistic effect in seed germination and seedling vigour”

✓ located verbatim in the source · abstract, characters 934–1038 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

PPFM infusion followed by polymer coating and carbendazim improved germination and vigour significantly.

Treatment
PPFM @1:100 dilution for 18 h followed by polymer coating @ 5 ml and carbendazim fungicide treatment @ 2 g kg-1e0
Interactor
PPFMe0symbiont
Outcome
seed germination and vigoure0
Direction
improvemente0

Not reportedTaxonComparator

Verbatim

e0

“seeds infused with PPFM @1:100 dilution for 18 h followed by polymer coating @ 5 ml and carbendazim fungicide treatment @ 2 g kg-1 of have recorded significant improvement in seed germination and vigour with minimal reduction in the microbial population”

✓ located verbatim in the source · abstract, characters 1057–1310 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combined PPFM infusion, coating, and fungicide treatment minimally reduced microbial population.

Treatment
PPFM @1:100 dilution for 18 h followed by polymer coating @ 5 ml and carbendazim fungicide treatment @ 2 g kg-1e0
Interactor
PPFMe0symbiont
Outcome
microbial populatione0
Direction
reductione0
Qualifier
minimale0

Not reportedTaxonComparator

Verbatim

e0

“seeds infused with PPFM @1:100 dilution for 18 h followed by polymer coating @ 5 ml and carbendazim fungicide treatment @ 2 g kg-1 of have recorded significant improvement in seed germination and vigour with minimal reduction in the microbial population”

✓ located verbatim in the source · abstract, characters 1057–1310 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend treating tomato seed with effective microorganisms to favour germination and growth.

Interactor
effective microorganismse0symbiont
Outcome
seeds treated with the effective microorganismse0

Not reportedTaxon

Verbatim

e0

“it is beneficial if the seeds treated with the effective microorganisms which favour better seed germination and seedling growth”

✓ located verbatim in the source · abstract, characters 1507–1635 · show in text ↑

carbendazim · growth · 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 →

Azospirillum · growth · 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 →

storage · soil: biology · Solanum lycopersicum (tomato)Positive and negative results

6 papers: 3 positive, 3 negative or no effect

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

  1. negative
  2. negative
  3. negative

2 papers more in this group

See all 6 papers →

fungicide · growth · Solanum lycopersicum (tomato)Positive and negative results

13 papers: 11 positive, 2 negative or no effect

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

  1. negative
  2. no effect
  3. positive

9 papers more in this group

See all 13 papers →

storage · growth · Solanum lycopersicum (tomato)Positive and negative results

33 papers: 19 positive, 14 negative or no effect

18 papers in the same direction as this paper · 14 in the opposite direction

  1. no effect
  2. negative
  3. negative

29 papers more in this group

See all 33 papers →

fungicide · soil: biology · Solanum lycopersicum (tomato)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 →

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.