Paper · 2009 · Pakistan Journal of Phytopathology

Grain discoloration disease complex: a new threat for rice crop and its management.

Hafiz Muhammad Imran Arshad; Junaid Khan; Sumaira Naz; et al.

6
claims
13
verbatim quotes
23
citations
1
research areas
—
Not open access

Abstract

Grain discoloration disease of rice is becoming a serious threat to rice crop in Pakistan. Rice panicles infested with grain discoloration disease were collected from rice areas of NIAB, Faisalabad, Sheikhupura, Samundri, PirMahal and Vehari. Eight pathogens namely Bipolaris oryzae, Alternaria alternata, Alternaria padwickii, Drechslera oryzae, Fusarium moniliforme, Curvularia oryzae, Nigrospora oryzae and Aspergillus niger were isolated from diseased samples. Four fungicides vis. Dithane M-45, Ridomil, Topsin-M and Carbendazim were checked for the control of pathogens. Dithane and Ridomil showed best control over mycelial growth of all isolated pathogens except F. moniliforme where Carbendazim was found the best followed by Topsin M, Dithane M-45 and Ridomil respectively. Diseased grains treated with both of these fungicides showed maximum germination and least seedling mortality.

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Claims 6

Observationobservedoriginal resultmeasured

Claim · model-written summary

Eight fungal pathogens were isolated from diseased rice grain samples.

Interactor
Bipolaris oryzaeBipolaris oryzaee1pathogen
Second interactor
Alternaria alternataAlternaria alternatae1pathogen
Outcome
pathogense1
Qualifier
Alternaria padwickii, Drechslera oryzae, Fusarium moniliforme, Curvularia oryzae, Nigrospora oryzae and Aspergillus nigere1

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 ↗
Alternaria alternata
Alternaria alternata · Second interactor · picture from its Wikimedia Commons categoryMarta Hiromi Taniwaki, Secretaria de Agricultura e Abastecimento · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Grain discoloration disease of rice is becoming a serious threat to rice crop in Pakistan”

✓ located verbatim in the source · abstract, characters 0–89 · show in text ↑
e1

“Eight pathogens namely Bipolaris oryzae, Alternaria alternata, Alternaria padwickii, Drechslera oryzae, Fusarium moniliforme, Curvularia oryzae, Nigrospora oryzae and Aspergillus niger were isolated from diseased samples”

✓ located verbatim in the source · abstract, characters 243–463 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Dithane showed the best control of mycelial growth of the isolated pathogens, except F. moniliforme.

Treatment
Dithanee2
Interactor
isolated pathogense2pathogen
Outcome
mycelial growthe2
Direction
best controle2

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 ↗

Verbatim

e0

“Grain discoloration disease of rice is becoming a serious threat to rice crop in Pakistan”

✓ located verbatim in the source · abstract, characters 0–89 · show in text ↑
e2

“Dithane and Ridomil showed best control over mycelial growth of all isolated pathogens except F. moniliforme”

✓ located verbatim in the source · abstract, characters 577–685 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Ridomil showed the best control of mycelial growth of the isolated pathogens, except F. moniliforme.

Treatment
Ridomile2
Interactor
isolated pathogense2pathogen
Outcome
mycelial growthe2
Direction
best controle2

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 ↗

Verbatim

e0

“Grain discoloration disease of rice is becoming a serious threat to rice crop in Pakistan”

✓ located verbatim in the source · abstract, characters 0–89 · show in text ↑
e2

“Dithane and Ridomil showed best control over mycelial growth of all isolated pathogens except F. moniliforme”

✓ located verbatim in the source · abstract, characters 577–685 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Carbendazim was the best fungicide against F. moniliforme mycelial growth.

Treatment
Carbendazime3
Interactor
F. moniliformeFusarium verticillioidese3pathogen
Outcome
mycelial growthe2
Direction
the beste3
Qualifier
followed by Topsin M, Dithane M-45 and Ridomil respectivelye3

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 ↗
Fusarium verticillioides
Fusarium verticillioides · InteractorPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Grain discoloration disease of rice is becoming a serious threat to rice crop in Pakistan”

✓ located verbatim in the source · abstract, characters 0–89 · show in text ↑
e2

“Dithane and Ridomil showed best control over mycelial growth of all isolated pathogens except F. moniliforme”

✓ located verbatim in the source · abstract, characters 577–685 · show in text ↑
e3

“except F. moniliforme where Carbendazim was found the best followed by Topsin M, Dithane M-45 and Ridomil respectively”

✓ located verbatim in the source · abstract, characters 664–782 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Diseased grains treated with both of these fungicides showed maximum germination.

Organ / stage
Diseased grainse4
Treatment
both of these fungicidese4
Outcome
germinatione4
Direction
maximume4

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 ↗

Verbatim

e0

“Grain discoloration disease of rice is becoming a serious threat to rice crop in Pakistan”

✓ located verbatim in the source · abstract, characters 0–89 · show in text ↑
e4

“Diseased grains treated with both of these fungicides showed maximum germination and least seedling mortality”

✓ located verbatim in the source · abstract, characters 784–893 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Diseased grains treated with both of these fungicides showed least seedling mortality.

Organ / stage
Diseased grainse4
Treatment
both of these fungicidese4
Outcome
seedling mortalitye4
Direction
leaste4

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 ↗

Verbatim

e0

“Grain discoloration disease of rice is becoming a serious threat to rice crop in Pakistan”

✓ located verbatim in the source · abstract, characters 0–89 · show in text ↑
e4

“Diseased grains treated with both of these fungicides showed maximum germination and least seedling mortality”

✓ located verbatim in the source · abstract, characters 784–893 · show in text ↑

carbendazim · Fusarium verticillioides · Oryza sativa (rice)Results 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 →

fungicide · growth · Oryza sativa (rice)Results differ

18 papers: 13 positive, 5 negative or no effect

12 papers in the same direction as this paper · 5 in the opposite direction

  1. positive
  2. negative
  3. negative

14 papers more in this group

See all 18 papers →

fungicide · pest · Oryza sativa (rice)Positive and negative results

3 papers: 2 positive, 1 negative or no effect

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

  1. no effect
  2. positive
See all 3 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.