Paper · 2018 · Acta Agriculturae Scandinavica Section B - Soil & Plant Science

Evaluating crude extracts of Monsonia burkeana and Moringa oleifera against Fusarium wilt of tomato

Mapula Tshepo Pertunia Hlokwe; Mapotso Anna Kena; Ndivhuwo David Mamphiswana

6
claims
12
verbatim quotes
2
citations
2
research areas
—
Not open access

Abstract

Fusarium wilt is one of the major soil-borne diseases of tomato crop globally. The study aimed to evaluate the efficacy of medicinal plants in the control of Fusarium wilt in tomato. Methanolic extracts of Monsonia burkena and Moringa oleifera were assessed in vitro and under greenhouse conditions. The in vitro experiments evaluated the effect of both extracts on Fusarium oxysporum f. sp lycopersici growth and response to varying concentrations. In greenhouse experiment, tomato seedlings cv. HTX14 were inoculated with conidial suspension of F. oxysporum and transplanted into pasteurised growth media amended with plant extract. Seedlings were treated with aqueous extracts at varying concentrations with an interval of 7 days between applications. Control treatments were treated with sterile distilled water. Both plant extracts significantly reduced pathogen growth in vitro and reduced wilt severity under greenhouse conditions. The highest mycelial growth suppression was observed in Mon. burkeana treatments. Under greenhouse conditions, both plant extracts significantly (P ≤ 0.05) reduced Fusarium wilt severity and had a positive effect on plant growth parameters. A significant increase in soil-pH was also recorded in extract treated soil resulting in reduction in disease severity. The results further provide new scientific information on how their effect on soil pH can be beneficial in the control of Fusarium wilt.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Monsonia burkeana extract significantly suppressed Fusarium pathogen mycelial growth in vitro.

Treatment
Mon. burkeana treatmentse0
Interactor
FusariumFusariumt0pathogen
Outcome
mycelial growthe0
Direction
suppressione0
Setting
tomatot0

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 ↗
Fusarium
Fusarium · Interactor · picture of the genus (one of its species)Public domain · Wikimedia Commons ↗

Verbatim

e0

“The highest mycelial growth suppression was observed in Mon. burkeana treatments.”

✓ located verbatim in the source · abstract, characters 939–1020 · show in text ↑
t0

“Evaluating crude extracts of Monsonia burkeana and Moringa oleifera against Fusarium wilt of tomato”

✓ located verbatim in the source · title, characters 0–99 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Both plant extracts significantly reduced pathogen growth in vitro.

Treatment
Both plant extractse0
Interactor
FusariumFusariumt0pathogen
Outcome
pathogen growthe0
Direction
reducede0
Setting
in vitroe0

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 ↗
Fusarium
Fusarium · Interactor · picture of the genus (one of its species)Public domain · Wikimedia Commons ↗

Verbatim

e0

“Both plant extracts significantly reduced pathogen growth in vitro”

✓ located verbatim in the source · abstract, characters 817–883 · show in text ↑
t0

“Evaluating crude extracts of Monsonia burkeana and Moringa oleifera against Fusarium wilt of tomato”

✓ located verbatim in the source · title, characters 0–99 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Both plant extracts significantly reduced greenhouse Fusarium wilt severity.

Treatment
both plant extractse0
Interactor
FusariumFusariume0pathogen
Outcome
Fusarium wilt severitye0
Direction
reducede0
Setting
greenhouse conditionse0

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 ↗
Fusarium
Fusarium · Interactor · picture of the genus (one of its species)Public domain · Wikimedia Commons ↗

Verbatim

e0

“Under greenhouse conditions, both plant extracts significantly (P ≤ 0.05) reduced Fusarium wilt severity”

✓ located verbatim in the source · abstract, characters 1021–1125 · show in text ↑
t0

“Evaluating crude extracts of Monsonia burkeana and Moringa oleifera against Fusarium wilt of tomato”

✓ located verbatim in the source · title, characters 0–99 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Both plant extracts positively affected tomato growth parameters in the greenhouse.

Treatment
crude extracts of Monsonia burkeana and Moringa oleiferat0
Outcome
plant growth parameterse0

Not reportedComparatorDirection

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

“had a positive effect on plant growth parameters.”

✓ located verbatim in the source · abstract, characters 1130–1179 · show in text ↑
t0

“Evaluating crude extracts of Monsonia burkeana and Moringa oleifera against Fusarium wilt of tomato”

✓ located verbatim in the source · title, characters 0–99 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Extract treatment significantly increased soil pH.

Treatment
extract treated soile0
Outcome
soil-pHe0
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

“A significant increase in soil-pH was also recorded in extract treated soil”

✓ located verbatim in the source · abstract, characters 1180–1255 · show in text ↑
t0

“Evaluating crude extracts of Monsonia burkeana and Moringa oleifera against Fusarium wilt of tomato”

✓ located verbatim in the source · title, characters 0–99 · show in text ↑
Mechanismauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

The authors linked increased soil pH to reduced disease severity.

Treatment
extract treated soile0
Outcome
disease severitye0
Direction
reductione0
Qualifier
increase in soil-pHe0

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

“A significant increase in soil-pH was also recorded in extract treated soil resulting in reduction in disease severity.”

✓ located verbatim in the source · abstract, characters 1180–1299 · show in text ↑
t0

“Evaluating crude extracts of Monsonia burkeana and Moringa oleifera against Fusarium wilt of tomato”

✓ located verbatim in the source · title, characters 0–99 · show in text ↑

Moringa oleifera · growth · Solanum lycopersicum (tomato)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 →

botanical · soil: chemistry · Solanum lycopersicum (tomato)Positive and negative results

2 papers: 1 positive, 1 negative or no effect

1 in the opposite direction

  1. no effect
See all 2 papers →

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

291 papers: 203 positive, 88 negative or no effect

202 papers in the same direction as this paper · 87 in the opposite direction · 1 reporting no difference from an alternative

  1. positive
  2. no effect
  3. negative

287 papers more in this group

See all 291 papers →

botanical · Fusarium · Solanum lycopersicum (tomato)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.