Paper · 2014 · International Journal of Agricultural Technology

Bio-formulation of Chaetomium cochliodes for controlling brown leaf spot of rice

Kasem Soytong

7
claims
14
verbatim quotes
11
citations
2
research areas
—
Not open access

Abstract

Chaetomium cochliodes proved to be a new antagonistic fungus against brown leaf spot of rice var Pittsanulok 2 caused by Drechslera oryzae. It showed good inhibition of mycelial growth of 38.18 per cent and inhibited inoculum production of 71.55 per cent. Crude extracts from Ch cochliodes using hexane, ethyl acetate and methanol at 1,000 ppm could significantly inhibited the inoculum production of rice pathogen 93.85 per cent which ED50 value was 66.45 ppm when compared to the control (0 ppm). Ch cochliodes was formulated in different forms for applying to control brown leaf spot of rice. Biological products formulated from Ch cochliodes were tested to control brown leaf spot of rice caused by D oryzae. Result showed that biopowder formulation gave significantly highest to control leaf spot and highest plant growth when compared to the non-treat control, followed by applying crude extract of Ch cochliodes, benlate and spore suspension of Ch cochliodes. Moreover, bio-powder formulation gave significantly increased in plant growth over 44 % and followed by crude extract of Ch cochliodes, spore suspension of Ch cochliodes and benlate.

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Claims 7

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Chaetomium cochliodes inhibited Drechslera oryzae mycelial growth by 38.18 per cent.

Material
Pittsanulok 2e0
Treatment
Chaetomium cochliodese0
Interactor
Drechslera oryzaeBipolaris oryzaee0pathogen
Second interactor
Chaetomium cochliodesChaetomium cochliodese0biocontrol_agent
Outcome
mycelial growthe0
Direction
inhibitione0
Value
38.18 per cente0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗
Bipolaris oryzae
Bipolaris oryzae · InteractorJie-Hao Ou · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“Chaetomium cochliodes proved to be a new antagonistic fungus against brown leaf spot of rice var Pittsanulok 2 caused by Drechslera oryzae. It showed good inhibition of mycelial growth of 38.18 per cent”

✓ located verbatim in the source · abstract, characters 0–202 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Chaetomium cochliodes inhibited pathogen inoculum production by 71.55 per cent.

Treatment
Chaetomium cochliodese0
Interactor
Drechslera oryzaeBipolaris oryzaee0pathogen
Second interactor
Chaetomium cochliodesChaetomium cochliodese0biocontrol_agent
Outcome
inoculum productione0
Direction
inhibitede0
Value
71.55 per cente0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗
Bipolaris oryzae
Bipolaris oryzae · InteractorJie-Hao Ou · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“Chaetomium cochliodes proved to be a new antagonistic fungus against brown leaf spot of rice var Pittsanulok 2 caused by Drechslera oryzae. It showed good inhibition of mycelial growth of 38.18 per cent and inhibited inoculum production of 71.55 per cent”

✓ located verbatim in the source · abstract, characters 0–254 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Crude Chaetomium extracts at 1,000 ppm significantly inhibited pathogen inoculum production by 93.85 per cent versus control.

Treatment
Crude extracts from Ch cochliodes using hexane, ethyl acetate and methanol at 1,000 ppme0
Interactor
rice pathogene0pathogen
Second interactor
Ch cochliodese0biocontrol_agent
Outcome
inoculum production of rice pathogene0
Direction
inhibitede0
Value
93.85 per cente0
Comparator
control (0 ppm)e0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

t0

“rice”

✓ located verbatim in the source · title, characters 76–80 · show in text ↑
e0

“Crude extracts from Ch cochliodes using hexane, ethyl acetate and methanol at 1,000 ppm could significantly inhibited the inoculum production of rice pathogen 93.85 per cent which ED50 value was 66.45 ppm when compared to the control (0 ppm)”

✓ located verbatim in the source · abstract, characters 256–497 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

The crude extract had an ED50 of 66.45 ppm for pathogen inoculum production.

Treatment
Crude extracts from Ch cochliodese0
Interactor
rice pathogene0pathogen
Second interactor
Ch cochliodese0biocontrol_agent
Outcome
ED50 valuee0
Value
66.45 ppme0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Crude extracts from Ch cochliodes using hexane, ethyl acetate and methanol at 1,000 ppm could significantly inhibited the inoculum production of rice pathogen 93.85 per cent which ED50 value was 66.45 ppm”

✓ located verbatim in the source · abstract, characters 256–460 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Chaetomium biopowder gave the highest significant leaf spot control versus untreated control.

Treatment
biopowder formulatione0
Interactor
D oryzaeBipolaris oryzaee1pathogen
Second interactor
Ch cochliodese1biocontrol_agent
Outcome
control leaf spote0
Direction
higheste0
Comparator
non-treat controle0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗
Bipolaris oryzae
Bipolaris oryzae · InteractorJie-Hao Ou · CC BY 4.0 · iNaturalist ↗

Verbatim

t0

“rice”

✓ located verbatim in the source · title, characters 76–80 · show in text ↑
e0

“biopowder formulation gave significantly highest to control leaf spot and highest plant growth when compared to the non-treat control”

✓ located verbatim in the source · abstract, characters 732–865 · show in text ↑
e1

“Biological products formulated from Ch cochliodes were tested to control brown leaf spot of rice caused by D oryzae”

✓ located verbatim in the source · abstract, characters 596–711 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Chaetomium biopowder produced the highest plant growth versus untreated control.

Treatment
biopowder formulatione0
Interactor
D oryzaeBipolaris oryzaee1pathogen
Second interactor
Ch cochliodese1biocontrol_agent
Outcome
plant growthe0
Direction
higheste0
Comparator
non-treat controle0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗
Bipolaris oryzae
Bipolaris oryzae · InteractorJie-Hao Ou · CC BY 4.0 · iNaturalist ↗

Verbatim

t0

“rice”

✓ located verbatim in the source · title, characters 76–80 · show in text ↑
e0

“biopowder formulation gave significantly highest to control leaf spot and highest plant growth when compared to the non-treat control”

✓ located verbatim in the source · abstract, characters 732–865 · show in text ↑
e1

“Biological products formulated from Ch cochliodes were tested to control brown leaf spot of rice caused by D oryzae”

✓ located verbatim in the source · abstract, characters 596–711 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Chaetomium bio-powder increased plant growth over 44 %.

Treatment
bio-powder formulatione0
Interactor
D oryzaeBipolaris oryzaee1pathogen
Second interactor
Ch cochliodese1biocontrol_agent
Outcome
plant growthe0
Direction
increasede0
Value
over 44 %e0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗
Bipolaris oryzae
Bipolaris oryzae · InteractorJie-Hao Ou · CC BY 4.0 · iNaturalist ↗

Verbatim

t0

“rice”

✓ located verbatim in the source · title, characters 76–80 · show in text ↑
e0

“bio-powder formulation gave significantly increased in plant growth over 44 %”

✓ located verbatim in the source · abstract, characters 977–1054 · show in text ↑
e1

“Biological products formulated from Ch cochliodes were tested to control brown leaf spot of rice caused by D oryzae”

✓ located verbatim in the source · abstract, characters 596–711 · show in text ↑

methanol · yield · Oryza sativa (rice)Results differ

4 papers: 3 positive, 1 negative or no effect

2 papers in the same direction as this paper · 1 in the opposite direction

  1. no effect
  2. positive
  3. positive
See all 4 papers →

hexane · yield · Oryza sativa (rice)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 →

botanical · yield · Oryza sativa (rice)Results differ

208 papers: 193 positive, 15 negative or no effect

192 papers in the same direction as this paper · 11 in the opposite direction · 4 reporting no difference from an alternative

  1. negative
  2. no effect
  3. negative

204 papers more in this group

See all 208 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.