Paper · 2010 · Journal of Yeast and Fungal Research

Effects of storage conditions and tillage operation on some fungal diseases and yield of maize

G. O. Ihejirika; M.I. Nwufo; S. O. Anagboso

11
claims
31
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

Maize (Zea mays L) belongs to the family Poaceae and it is mostly grown as food for man and feed for animal. A two-season experiment was conducted in 2006 and 2007, respectively, to determine the effect of storage condition and tillage operation on some fungal diseases and yield of maize. Analysis of variance indicated that storage condition significantly affected plant height (cm) 5.69; 6.26 at 9 weeks after planting. Tillage operation was statistically significant on leaf spot and blight infection at 9 weeks after planting at 5% probability level. Interaction of storage condition and tillage operation was also significant on blight infection at 9 weeks after planting 0.50; 0.58. Seeds from dehusked maize recorded highest plant height, leaf formation and grain yield, while shelled was lowest on both parameters in 2006 and 2007, respectively. However, the three storage conditions investigated were statistically similar on blight infection. Dehusked and undehusked plots recorded statistically similar result on leaf spot severity while shelled had the highest. Spot tilled plots recorded lowest leaf spot and blight severity but highest grain yields when zero-tilled plots (control) had the highest in all the field diseases investigated, but lowest grain yield in 2006 and 2007 respectively. Micro-organisms identified on infected leaves were Helminthosporium spp, Spermospora spp, whileFusarium spp, Penicilium spp, Blastomyces and Aspergillus species were identified with infected grains with Fusarium and Penicilium species occurring highest in 2006 and 2007, respectively. Key words: Storage condition, tillage operation, fungal diseases, yield, maize.

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Claims 11

Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Storage condition significantly affected maize height at nine weeks.

Taxon
MaizeZea mayst0
Treatment
storage conditione0
Outcome
plant heighte0
Qualifier
9 weeks after plantinge0

Not reportedComparatorDirectionValue

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“storage condition significantly affected plant height (cm) 5.69; 6.26 at 9 weeks after planting”

✓ located verbatim in the source · abstract, characters 326–421 · show in text ↑
t0

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
t1

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Tillage significantly affected leaf spot and blight infection at nine weeks.

Taxon
MaizeZea mayst0
Treatment
Tillage operatione0
Outcome
leaf spot and blight infectione0
Qualifier
9 weeks after plantinge0

Not reportedComparatorDirection

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Tillage operation was statistically significant on leaf spot and blight infection at 9 weeks after planting at 5% probability level”

✓ located verbatim in the source · abstract, characters 423–554 · show in text ↑
t0

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
t1

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Storage condition and tillage interacted significantly for blight infection.

Taxon
MaizeZea mayst0
Treatment
storage condition and tillage operatione0
Outcome
blight infectione0

Not reportedDirection

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Interaction of storage condition and tillage operation was also significant on blight infection at 9 weeks after planting 0.50; 0.58”

✓ located verbatim in the source · abstract, characters 556–688 · show in text ↑
t0

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
t1

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Dehusked seed produced the highest height, leaf formation and grain yield, while shelled seed ranked lowest.

Taxon
maizeZea mayse0
Treatment
dehuskede0
Outcome
plant height, leaf formation and grain yielde0
Direction
higheste0
Comparator
shellede0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Seeds from dehusked maize recorded highest plant height, leaf formation and grain yield, while shelled was lowest on both parameters in 2006 and 2007”

✓ located verbatim in the source · abstract, characters 690–839 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Storage conditions had statistically similar blight infection.

Taxon
MaizeZea mayst0
Treatment
three storage conditionse0
Outcome
blight infectione0
Direction
statistically similare0
Comparator
three storage conditionse0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the three storage conditions investigated were statistically similar on blight infection”

✓ located verbatim in the source · abstract, characters 864–952 · show in text ↑
t0

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
t1

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Shelled seed had the highest leaf spot severity compared with dehusked and undehusked plots.

Taxon
MaizeZea mayst0
Treatment
shellede0
Outcome
leaf spot severitye0
Direction
higheste0
Comparator
Dehusked and undehusked plotse0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Dehusked and undehusked plots recorded statistically similar result on leaf spot severity while shelled had the highest”

✓ located verbatim in the source · abstract, characters 954–1073 · show in text ↑
t0

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
t1

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Spot tillage had the lowest leaf spot and blight severity compared with zero tillage.

Taxon
MaizeZea mayst0
Treatment
Spot tillede0
Outcome
leaf spot and blight severitye0
Direction
loweste0
Comparator
zero-tilled plotse0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Spot tilled plots recorded lowest leaf spot and blight severity but highest grain yields when zero-tilled plots (control) had the highest in all the field diseases investigated, but lowest grain yield”

✓ located verbatim in the source · abstract, characters 1075–1275 · show in text ↑
t0

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
t1

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Spot tillage yielded more grain than zero tillage.

Taxon
MaizeZea mayst0
Treatment
Spot tillede0
Outcome
grain yieldse0
Direction
higheste0
Comparator
zero-tilled plotse0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Spot tilled plots recorded lowest leaf spot and blight severity but highest grain yields when zero-tilled plots (control) had the highest in all the field diseases investigated, but lowest grain yield”

✓ located verbatim in the source · abstract, characters 1075–1275 · show in text ↑
t0

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
t1

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Helminthosporium and Spermospora were identified on infected maize leaves.

Taxon
MaizeZea mayst0
Interactor
Helminthosporium sppHelminthosporiume0pathogen
Second interactor
Spermospora sppSpermosporae0pathogen
Outcome
identified on infected leavese0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗
Helminthosporium
Helminthosporium · Interactor · picture from its Wikimedia Commons categoryThomas Mesaglio · CC BY 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Micro-organisms identified on infected leaves were Helminthosporium spp, Spermospora spp”

✓ located verbatim in the source · abstract, characters 1307–1395 · show in text ↑
t0

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
t1

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Fusarium, Penicilium, Blastomyces and Aspergillus were found on infected grains.

Taxon
MaizeZea mayst0
Interactor
Fusarium sppFusariume0pathogen
Second interactor
Penicilium sppe0pathogen
Outcome
identified with infected grainse0
Qualifier
Blastomyces and Aspergillus speciese0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗
Fusarium
Fusarium · Interactor · picture of the genus (one of its species)Public domain · Wikimedia Commons ↗

Verbatim

e0

“Fusarium spp, Penicilium spp, Blastomyces and Aspergillus species were identified with infected grains”

✓ located verbatim in the source · abstract, characters 1402–1504 · show in text ↑
t0

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
t1

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Fusarium and Penicilium occurred most in 2006 and 2007, respectively.

Taxon
MaizeZea mayst0
Interactor
FusariumFusariume0pathogen
Second interactor
Peniciliume0pathogen
Outcome
Fusarium and Penicilium species occurringe0
Direction
higheste0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗
Fusarium
Fusarium · Interactor · picture of the genus (one of its species)Public domain · Wikimedia Commons ↗

Verbatim

e0

“Fusarium and Penicilium species occurring highest in 2006 and 2007, respectively”

✓ located verbatim in the source · abstract, characters 1510–1590 · show in text ↑
t0

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑
t1

“Maize”

✓ located after whitespace/quote normalisation · title, characters 89–94 · show in text ↑

storage · disease · Zea mays (maize)Positive and negative results

36 papers: 21 positive, 15 negative or no effect

14 papers in the same direction as this paper · 21 reporting no difference from an alternative

  1. positive
  2. positive
  3. positive

32 papers more in this group

See all 36 papers →

tillage · disease · Zea mays (maize)Positive and negative results

54 papers: 33 positive, 21 negative or no effect

32 papers in the same direction as this paper · 18 in the opposite direction · 3 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

50 papers more in this group

See all 54 papers →

tillage · yield · Zea mays (maize)Positive and negative results

1,099 papers: 812 positive, 287 negative or no effect

811 papers in the same direction as this paper · 230 in the opposite direction · 57 reporting no difference from an alternative

  1. no effect
  2. negative
  3. no effect

1,095 papers more in this group

See all 1,099 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.