Paper · 2015 · Biocontrol Science and Technology

Combined application of nativeTrichodermaisolates possessing multiple functions for the control of Fusarium wilt disease in banana cv. Grand Naine

R. Thangavelu; M. Gopi

10
claims
21
verbatim quotes
62
citations
2
research areas
—
Not open access

Abstract

Fusarium wilt caused by Fusarium oxysporum f. sp. cubense (Foc) is considered as a lethal disease of bananas worldwide. To manage the disease effectively, 20 rhizospheric and 43 endophytic Trichoderma isolates obtained from 12 different Foc resistant banana accessions were evaluated against Foc in vitro and in vivo. In vitro screening among Trichoderma isolates for their multiple functions (mycelial and spore germination inhibition, hydrogen cyanide, chitinolytic enzymes, non-volatile and volatile metabolites production) in suppressing Foc and promoting plant growth (IAA production and phosphate solubilisation) indicated that the multiple biocontrol actions were significantly higher in 6 isolates of rhizospheric Trichoderma and 10 isolates of endophytic Trichoderma compared to other isolates. The greenhouse evaluation of individual application of these rhizospheric and endophytic Trichoderma isolates against Fusarium wilt pathogen in cv. Grand Naine (AAA) indicated significant suppression of Fusarium wilt disease and increased plant growth characters as compared to Foc pathogen inoculated plants. However, none of these individual Trichoderma isolates recorded complete suppression of Fusarium wilt disease. Therefore, the greenhouse evaluation involving combination of rhizospheric Trichoderma sp. NRCB3 + endophytic Trichoderma asperellum Prr2 recorded 100% reduction of Fusarium wilt disease and increased plant growth parameters up to 250% when compared to individual isolates application and Foc alone-inoculated plants. Further, the field evaluation of this combination of Trichoderma isolates applied for three times: (1) at 15 days before planting, (2) second month after planting and (3) fourth month after planting resulting in significant reduction of Fusarium wilt disease and also increase in bunch weight as compared to untreated control plants. Therefore, these Trichoderma isolates may be used in combination for the effective suppression of Fusarium wilt disease in banana.

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Claims 10

Observationobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Six rhizospheric Trichoderma isolates had higher multiple biocontrol actions than other isolates.

Taxon
bananat0
Interactor
TrichodermaTrichodermae0biocontrol_agent
Outcome
multiple biocontrol actionse0
Direction
highere0
Value
6 isolatese0
Comparator
other isolatese0

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

Trichoderma
Trichoderma · Interactor · picture of the genus (one of its species)US Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“multiple biocontrol actions were significantly higher in 6 isolates of rhizospheric Trichoderma and 10 isolates of endophytic Trichoderma compared to other isolates.”

✓ located verbatim in the source · abstract, characters 638–803 · show in text ↑
t0

“banana cv. Grand Naine”

✓ located verbatim in the source · title, characters 124–146 · show in text ↑
Observationobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Ten endophytic Trichoderma isolates had higher multiple biocontrol actions than other isolates.

Taxon
bananat0
Interactor
TrichodermaTrichodermae0biocontrol_agent
Outcome
multiple biocontrol actionse0
Direction
highere0
Value
10 isolatese0
Comparator
other isolatese0

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

Trichoderma
Trichoderma · Interactor · picture of the genus (one of its species)US Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“multiple biocontrol actions were significantly higher in 6 isolates of rhizospheric Trichoderma and 10 isolates of endophytic Trichoderma compared to other isolates.”

✓ located verbatim in the source · abstract, characters 638–803 · show in text ↑
t0

“banana cv. Grand Naine”

✓ located verbatim in the source · title, characters 124–146 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Individual rhizospheric and endophytic Trichoderma isolates significantly suppressed banana Fusarium wilt versus Foc inoculation alone.

Taxon
bananat0
Material
cv. Grand Nainee0
Treatment
individual application of these rhizospheric and endophytic Trichoderma isolatese0
Interactor
Fusarium wilt pathogene0pathogen
Second interactor
TrichodermaTrichodermae0biocontrol_agent
Outcome
Fusarium wilt diseasee0
Direction
suppressione0
Comparator
Foc pathogen inoculated plantse0

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

Trichoderma
Trichoderma · Second interactor · picture of the genus (one of its species)US Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“individual application of these rhizospheric and endophytic Trichoderma isolates against Fusarium wilt pathogen in cv. Grand Naine (AAA) indicated significant suppression of Fusarium wilt disease and increased plant growth characters as compared to Foc pathogen inoculated plants.”

✓ located verbatim in the source · abstract, characters 833–1113 · show in text ↑
t0

“banana cv. Grand Naine”

✓ located verbatim in the source · title, characters 124–146 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Individual Trichoderma isolates increased banana growth characters versus Foc inoculation alone.

Taxon
bananat0
Material
cv. Grand Nainee0
Treatment
individual application of these rhizospheric and endophytic Trichoderma isolatese0
Interactor
Fusarium wilt pathogene0pathogen
Second interactor
TrichodermaTrichodermae0biocontrol_agent
Outcome
plant growth characterse0
Direction
increasede0
Comparator
Foc pathogen inoculated plantse0

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

Trichoderma
Trichoderma · Second interactor · picture of the genus (one of its species)US Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“individual application of these rhizospheric and endophytic Trichoderma isolates against Fusarium wilt pathogen in cv. Grand Naine (AAA) indicated significant suppression of Fusarium wilt disease and increased plant growth characters as compared to Foc pathogen inoculated plants.”

✓ located verbatim in the source · abstract, characters 833–1113 · show in text ↑
t0

“banana cv. Grand Naine”

✓ located verbatim in the source · title, characters 124–146 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

No individual Trichoderma isolate completely suppressed Fusarium wilt.

Taxon
bananat0
Interactor
Fusarium wilte0pathogen
Second interactor
TrichodermaTrichodermae0biocontrol_agent
Outcome
complete suppression of Fusarium wilt diseasee0

Not reportedDirection

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

Trichoderma
Trichoderma · Second interactor · picture of the genus (one of its species)US Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“none of these individual Trichoderma isolates recorded complete suppression of Fusarium wilt disease.”

✓ located verbatim in the source · abstract, characters 1123–1224 · show in text ↑
t0

“banana cv. Grand Naine”

✓ located verbatim in the source · title, characters 124–146 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The NRCB3 plus Prr2 combination reduced Fusarium wilt by 100% compared with individual isolates and Foc alone.

Taxon
bananat0
Treatment
combination of rhizospheric Trichoderma sp. NRCB3 + endophytic Trichoderma asperellum Prr2e0
Interactor
Fusarium oxysporum f. sp. cubenseFusarium oxysporum f. sp. cubensee1pathogen
Second interactor
Trichoderma sp. NRCB3 + endophytic Trichoderma asperellum Prr2Trichoderma asperellume0biocontrol_agent
Outcome
Fusarium wilt diseasee0
Direction
reductione0
Value
100%e0
Comparator
individual isolates application and Foc alone-inoculated plantse0

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

Fusarium oxysporum f. sp. cubense
Fusarium oxysporum f. sp. cubense · Interactor · picture of its genus (no picture of exactly this name)Public domain · Wikimedia Commons ↗
Trichoderma asperellum
Trichoderma asperellum · Second interactorTashkoskip · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“combination of rhizospheric Trichoderma sp. NRCB3 + endophytic Trichoderma asperellum Prr2 recorded 100% reduction of Fusarium wilt disease and increased plant growth parameters up to 250% when compared to individual isolates application and Foc alone-inoculated plants.”

✓ located verbatim in the source · abstract, characters 1272–1542 · show in text ↑
t0

“banana cv. Grand Naine”

✓ located verbatim in the source · title, characters 124–146 · show in text ↑
e1

“Fusarium wilt caused by Fusarium oxysporum f. sp. cubense (Foc)”

✓ located verbatim in the source · abstract, characters 0–63 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The NRCB3 plus Prr2 combination increased banana growth parameters up to 250% compared with individual isolates and Foc alone.

Taxon
bananat0
Treatment
combination of rhizospheric Trichoderma sp. NRCB3 + endophytic Trichoderma asperellum Prr2e0
Interactor
Fusarium oxysporum f. sp. cubenseFusarium oxysporum f. sp. cubensee1pathogen
Second interactor
Trichoderma sp. NRCB3 + endophytic Trichoderma asperellum Prr2Trichoderma asperellume0biocontrol_agent
Outcome
plant growth parameterse0
Direction
increasede0
Value
250%e0
Comparator
individual isolates application and Foc alone-inoculated plantse0

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

Fusarium oxysporum f. sp. cubense
Fusarium oxysporum f. sp. cubense · Interactor · picture of its genus (no picture of exactly this name)Public domain · Wikimedia Commons ↗
Trichoderma asperellum
Trichoderma asperellum · Second interactorTashkoskip · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“combination of rhizospheric Trichoderma sp. NRCB3 + endophytic Trichoderma asperellum Prr2 recorded 100% reduction of Fusarium wilt disease and increased plant growth parameters up to 250% when compared to individual isolates application and Foc alone-inoculated plants.”

✓ located verbatim in the source · abstract, characters 1272–1542 · show in text ↑
t0

“banana cv. Grand Naine”

✓ located verbatim in the source · title, characters 124–146 · show in text ↑
e1

“Fusarium wilt caused by Fusarium oxysporum f. sp. cubense (Foc)”

✓ located verbatim in the source · abstract, characters 0–63 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Three field applications of the isolate combination significantly reduced banana Fusarium wilt versus untreated controls.

Taxon
bananat0
Treatment
this combination of Trichoderma isolates applied for three timese0
Interactor
Fusarium wilte0pathogen
Second interactor
TrichodermaTrichodermae0biocontrol_agent
Outcome
Fusarium wilt diseasee0
Direction
reductione0
Comparator
untreated control plantse0
Setting
fielde0

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

Trichoderma
Trichoderma · Second interactor · picture of the genus (one of its species)US Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“field evaluation of this combination of Trichoderma isolates applied for three times: (1) at 15 days before planting, (2) second month after planting and (3) fourth month after planting resulting in significant reduction of Fusarium wilt disease and also increase in bunch weight as compared to untreated control plants.”

✓ located verbatim in the source · abstract, characters 1556–1876 · show in text ↑
t0

“banana cv. Grand Naine”

✓ located verbatim in the source · title, characters 124–146 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Three field applications of the isolate combination increased banana bunch weight versus untreated controls.

Taxon
bananat0
Treatment
this combination of Trichoderma isolates applied for three timese0
Interactor
TrichodermaTrichodermae0biocontrol_agent
Outcome
bunch weighte0
Direction
increasee0
Comparator
untreated control plantse0
Setting
fielde0

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

Trichoderma
Trichoderma · Interactor · picture of the genus (one of its species)US Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“field evaluation of this combination of Trichoderma isolates applied for three times: (1) at 15 days before planting, (2) second month after planting and (3) fourth month after planting resulting in significant reduction of Fusarium wilt disease and also increase in bunch weight as compared to untreated control plants.”

✓ located verbatim in the source · abstract, characters 1556–1876 · show in text ↑
t0

“banana cv. Grand Naine”

✓ located verbatim in the source · title, characters 124–146 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend combined Trichoderma isolates for effective banana Fusarium wilt suppression.

Taxon
bananae0
Interactor
Fusarium wilte0pathogen
Second interactor
TrichodermaTrichodermae0biocontrol_agent
Outcome
used in combination for the effective suppression of Fusarium wilt diseasee0

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

Trichoderma
Trichoderma · Second interactor · picture of the genus (one of its species)US Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“these Trichoderma isolates may be used in combination for the effective suppression of Fusarium wilt disease in banana.”

✓ located verbatim in the source · abstract, characters 1888–2007 · show in text ↑

Trichoderma · Fusarium oxysporum f. sp. cubense · MusaResults 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 →

Trichoderma · yield · MusaResults 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 →

Trichoderma · disease · MusaResults agree

5 papers: 5 positive, 0 negative or no effect

4 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

1 paper more in this group

See all 5 papers →

Trichoderma · growth · MusaResults agree

8 papers: 8 positive, 0 negative or no effect

7 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

4 papers more in this group

See all 8 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.