Paper · 2022 · Middle East Journal of Agriculture Research

Efficacy of the active substances of some Trichoderma isolates to control early blight in potatoes plants

Rania Saleh; A Ata; Hend Eid; et al.

4
claims
7
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

Alternaria solani causes early blight, which is perhaps of the main disease that influences potatoes at temperatures (24-29C). Control of early blight with fungicides has become troublesome over the course of the last long time because of its ecological and human wellbeing concerns. As of now, different sorts of Trichoderma can be utilized as one of the most encouraging that not just biocontrol specialists influencing improvement and seriousness of Alternaria solani disease on potato plants yet in addition as plant development stimulator. Results: In the current review, the applying of different Trichoderma segregates on A. solani disease also as disconnection of powerful substance from Trichoderma harzianum was researched. Biochemical exercises of T. harzianum were likewise examined. Results showed that T. harzianum followed by T. hamatum diminished parasitic development or illness seriousness of A. solani, likewise improved the development boundary of potato plants. HPLC examination for assurance of phenol and flavonoids in methanol concentrate of T. harzianum recorded the presence of Kampeferol being 840.1 ppm. Conclusions: These outcomes show that acceptance of foundational guard instruments with T. harzianum trade could be a competitor among the components that will assume a significant part in the control of potato early blight.

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Claims 4

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

T. harzianum followed by T. hamatum reduced Alternaria growth or disease severity.

Taxon
potatoes plantsSolanum tuberosumt0
Treatment
T. harzianum followed by T. hamatume0
Interactor
A. solaniAlternaria solanie0pathogen
Second interactor
T. harzianumTrichoderma harzianume0biocontrol_agent
Outcome
parasitic development or illness seriousness of A. solanie0
Direction
diminishede0

Not reportedComparator

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗
Alternaria solani
Alternaria solani · InteractorClemson University - USDA Cooperative Extension Slide Series · CC BY 3.0 us · Wikimedia Commons ↗
Trichoderma harzianum
Trichoderma harzianum · Second interactorUS Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“T. harzianum followed by T. hamatum diminished parasitic development or illness seriousness of A. solani”

✓ located verbatim in the source · abstract, characters 816–920 · show in text ↑
t0

“potatoes plants”

✓ located verbatim in the source · title, characters 90–105 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Trichoderma isolates improved potato growth.

Taxon
potato plantsSolanum tuberosume0
Treatment
T. harzianum followed by T. hamatume1
Interactor
T. harzianumTrichoderma harzianume1biocontrol_agent
Outcome
development boundary of potato plantse0
Direction
improvede0

Not reportedComparator

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗
Trichoderma harzianum
Trichoderma harzianum · InteractorUS Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“likewise improved the development boundary of potato plants.”

✓ located verbatim in the source · abstract, characters 922–982 · show in text ↑
e1

“T. harzianum followed by T. hamatum diminished parasitic development or illness seriousness of A. solani”

✓ located verbatim in the source · abstract, characters 816–920 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

HPLC detected Kampeferol at 840.1 ppm in T. harzianum extract.

Taxon
potatoes plantsSolanum tuberosumt0
Interactor
T. harzianumTrichoderma harzianume0biocontrol_agent
Outcome
presence of Kampeferole0
Value
840.1 ppme0

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗
Trichoderma harzianum
Trichoderma harzianum · InteractorUS Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“HPLC examination for assurance of phenol and flavonoids in methanol concentrate of T. harzianum recorded the presence of Kampeferol being 840.1 ppm.”

✓ located verbatim in the source · abstract, characters 983–1131 · show in text ↑
t0

“potatoes plants”

✓ located verbatim in the source · title, characters 90–105 · show in text ↑
Mechanismhypothesisoriginal resultmeasured

Claim · model-written summary

Authors propose induced systemic defense as a possible mechanism of potato early blight control.

Interactor
T. harzianumTrichoderma harzianume0biocontrol_agent
Outcome
control of potato early blighte0
Qualifier
acceptance of foundational guard instrumentse0

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗
Trichoderma harzianum
Trichoderma harzianum · InteractorUS Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“acceptance of foundational guard instruments with T. harzianum trade could be a competitor among the components that will assume a significant part in the control of potato early blight.”

✓ located verbatim in the source · abstract, characters 1170–1356 · show in text ↑

Trichoderma harzianum · growth · Solanum tuberosum (potato)Positive and negative results

11 papers: 8 positive, 3 negative or no effect

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

  1. negative
  2. no effect
  3. no effect

7 papers more in this group

See all 11 papers →

Trichoderma hamatum · growth · Solanum tuberosum (potato)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 →

Trichoderma harzianum · Alternaria solani · Solanum tuberosum (potato)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 →

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.