Paper · 2012 · Plant Disease

Assessing Systemicity of Peanut Fungicides Through Bioassay of Plant Tissues with Sclerotium rolfsii

J. Augusto; T. B. Brenneman

6
claims
16
verbatim quotes
27
citations
1
research areas
✓
Open access

Abstract

To better understand movement of systemic fungicides in peanut (Arachis hypogaea), three terminal, fully expanded leaves of primary lateral branches of 'Tifrunner' peanut were treated with prothioconazole + tebuconazole (Provost, 0.29 kg a.i./ha), azoxystrobin (Abound, 0.31 kg a.i./ha), or flutolanil (Moncut, 0.79 kg a.i./ha) in field experiments. Basipetal leaves and pods on the same branch with the treated leaves were sequentially numbered from 1 to 3, with 1 being closest to treated foliage. These nontreated tissues, with newly formed terminal leaves, were sampled 4, 8, and 12 days after treatment for bioassay with Sclerotium rolfsii. All fungicides protected new acropetal leaves while prothioconazole + tebuconazole also provided some inhibition of S. rolfsii in nontreated basipetal leaves but no fungicide protected pods. In the greenhouse, applications of prothioconazole + tebuconazole or prothioconazole (Proline, 0.18 kg a.i./ha) to main stems of 'Georgia Green' provided some protection to leaves from nontreated cotyledonary branches sampled 14 days after last treatment but S. rolfsii was not inhibited on nontreated roots, stems, or pods. The results demonstrate acropetal protection by all fungicides evaluated, and indicate that prothioconazole + tebuconazole or prothioconazole applied to foliage can sometimes reduce diseases in the lower, nontreated portions of the plant.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

All fungicides applied to terminal peanut leaves protected new acropetal leaves relative to nontreated tissues in field experiments.

Material
Tifrunnere1
Organ / stage
new acropetal leavese2
Treatment
prothioconazole + tebuconazole (Provost, 0.29 kg a.i./ha), azoxystrobin (Abound, 0.31 kg a.i./ha), or flutolanil (Moncut, 0.79 kg a.i./ha)e1
Interactor
Sclerotium rolfsiiAgroathelia rolfsiie3pathogen
Outcome
protected new acropetal leavese2
Comparator
nontreated tissuese3
Setting
field experimentse1

Not reportedDirection

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

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗
Agroathelia rolfsii
Agroathelia rolfsii · InteractorEdward L. Barnard - Florida Department of Agriculture and Consumer Services · CC BY 3.0 us · Wikimedia Commons ↗

Verbatim

e1

“three terminal, fully expanded leaves of primary lateral branches of 'Tifrunner' peanut were treated with prothioconazole + tebuconazole (Provost, 0.29 kg a.i./ha), azoxystrobin (Abound, 0.31 kg a.i./ha), or flutolanil (Moncut, 0.79 kg a.i./ha) in field experiments”

✓ located verbatim in the source · abstract, characters 83–348 · show in text ↑
e2

“All fungicides protected new acropetal leaves”

✓ located verbatim in the source · abstract, characters 646–691 · show in text ↑
e3

“These nontreated tissues, with newly formed terminal leaves, were sampled 4, 8, and 12 days after treatment for bioassay with Sclerotium rolfsii”

✓ located verbatim in the source · abstract, characters 500–644 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Prothioconazole + tebuconazole provided some inhibition of Sclerotium rolfsii in nontreated basipetal peanut leaves.

Organ / stage
basipetal leavese4
Treatment
prothioconazole + tebuconazolee4
Interactor
S. rolfsiiAgroathelia rolfsiie4pathogen
Outcome
inhibition of S. rolfsii in nontreated basipetal leavese4
Qualifier
somee4
Comparator
nontreated tissuese3

Not reportedDirection

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

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗
Agroathelia rolfsii
Agroathelia rolfsii · InteractorEdward L. Barnard - Florida Department of Agriculture and Consumer Services · CC BY 3.0 us · Wikimedia Commons ↗

Verbatim

e1

“three terminal, fully expanded leaves of primary lateral branches of 'Tifrunner' peanut were treated with prothioconazole + tebuconazole (Provost, 0.29 kg a.i./ha), azoxystrobin (Abound, 0.31 kg a.i./ha), or flutolanil (Moncut, 0.79 kg a.i./ha) in field experiments”

✓ located verbatim in the source · abstract, characters 83–348 · show in text ↑
e3

“These nontreated tissues, with newly formed terminal leaves, were sampled 4, 8, and 12 days after treatment for bioassay with Sclerotium rolfsii”

✓ located verbatim in the source · abstract, characters 500–644 · show in text ↑
e4

“prothioconazole + tebuconazole also provided some inhibition of S. rolfsii in nontreated basipetal leaves”

✓ located verbatim in the source · abstract, characters 698–803 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

No fungicide protected peanut pods from Sclerotium rolfsii bioassay.

Organ / stage
podse5
Treatment
prothioconazole + tebuconazole (Provost, 0.29 kg a.i./ha), azoxystrobin (Abound, 0.31 kg a.i./ha), or flutolanil (Moncut, 0.79 kg a.i./ha)e1
Interactor
Sclerotium rolfsiiAgroathelia rolfsiie3pathogen
Outcome
protected podse5
Comparator
nontreated tissuese3

Not reportedDirection

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

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗
Agroathelia rolfsii
Agroathelia rolfsii · InteractorEdward L. Barnard - Florida Department of Agriculture and Consumer Services · CC BY 3.0 us · Wikimedia Commons ↗

Verbatim

e1

“three terminal, fully expanded leaves of primary lateral branches of 'Tifrunner' peanut were treated with prothioconazole + tebuconazole (Provost, 0.29 kg a.i./ha), azoxystrobin (Abound, 0.31 kg a.i./ha), or flutolanil (Moncut, 0.79 kg a.i./ha) in field experiments”

✓ located verbatim in the source · abstract, characters 83–348 · show in text ↑
e3

“These nontreated tissues, with newly formed terminal leaves, were sampled 4, 8, and 12 days after treatment for bioassay with Sclerotium rolfsii”

✓ located verbatim in the source · abstract, characters 500–644 · show in text ↑
e5

“no fungicide protected pods”

✓ located verbatim in the source · abstract, characters 808–835 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Prothioconazole + tebuconazole or prothioconazole applied to main stems of peanut provided some protection to leaves in the greenhouse.

Material
Georgia Greene6
Organ / stage
leavese6
Treatment
prothioconazole + tebuconazole or prothioconazolee6
Outcome
protection to leavese6
Comparator
nontreated cotyledonary branchese6
Setting
greenhousee6

Not reportedDirection

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

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e1

“three terminal, fully expanded leaves of primary lateral branches of 'Tifrunner' peanut were treated with prothioconazole + tebuconazole (Provost, 0.29 kg a.i./ha), azoxystrobin (Abound, 0.31 kg a.i./ha), or flutolanil (Moncut, 0.79 kg a.i./ha) in field experiments”

✓ located verbatim in the source · abstract, characters 83–348 · show in text ↑
e6

“In the greenhouse, applications of prothioconazole + tebuconazole or prothioconazole (Proline, 0.18 kg a.i./ha) to main stems of 'Georgia Green' provided some protection to leaves from nontreated cotyledonary branches sampled 14 days after last treatment”

✓ located verbatim in the source · abstract, characters 837–1091 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Sclerotium rolfsii was not inhibited on nontreated peanut roots, stems or pods after greenhouse application of prothioconazole + tebuconazole or prothioconazole.

Organ / stage
roots, stems, or podse7
Treatment
prothioconazole + tebuconazole or prothioconazolee6
Interactor
S. rolfsiiAgroathelia rolfsiie7pathogen
Outcome
inhibitede7
Comparator
nontreatede7

Not reportedDirection

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

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗
Agroathelia rolfsii
Agroathelia rolfsii · InteractorEdward L. Barnard - Florida Department of Agriculture and Consumer Services · CC BY 3.0 us · Wikimedia Commons ↗

Verbatim

e1

“three terminal, fully expanded leaves of primary lateral branches of 'Tifrunner' peanut were treated with prothioconazole + tebuconazole (Provost, 0.29 kg a.i./ha), azoxystrobin (Abound, 0.31 kg a.i./ha), or flutolanil (Moncut, 0.79 kg a.i./ha) in field experiments”

✓ located verbatim in the source · abstract, characters 83–348 · show in text ↑
e6

“In the greenhouse, applications of prothioconazole + tebuconazole or prothioconazole (Proline, 0.18 kg a.i./ha) to main stems of 'Georgia Green' provided some protection to leaves from nontreated cotyledonary branches sampled 14 days after last treatment”

✓ located verbatim in the source · abstract, characters 837–1091 · show in text ↑
e7

“S. rolfsii was not inhibited on nontreated roots, stems, or pods”

✓ located verbatim in the source · abstract, characters 1096–1160 · show in text ↑
Intervention effectauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

Prothioconazole + tebuconazole or prothioconazole applied to peanut foliage can sometimes reduce diseases in the lower, nontreated portions of the plant.

Treatment
prothioconazole + tebuconazole or prothioconazole applied to foliagee2
Outcome
diseasese2
Direction
reducee2
Qualifier
can sometimese2
Comparator
nontreated portions of the plante2

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

Arachis hypogaea
Arachis hypogaea · Taxon葉子 · CC0 · iNaturalist ↗

Verbatim

e1

“three terminal, fully expanded leaves of primary lateral branches of 'Tifrunner' peanut were treated with prothioconazole + tebuconazole (Provost, 0.29 kg a.i./ha), azoxystrobin (Abound, 0.31 kg a.i./ha), or flutolanil (Moncut, 0.79 kg a.i./ha) in field experiments”

✓ located verbatim in the source · abstract, characters 83–348 · show in text ↑
e2

“prothioconazole + tebuconazole or prothioconazole applied to foliage can sometimes reduce diseases in the lower, nontreated portions of the plant”

✓ located verbatim in the source · abstract, characters 1254–1399 · show in text ↑

prothioconazole · control · Arachis hypogaea (peanut)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 →

prothioconazole · Agroathelia rolfsii · Arachis hypogaea (peanut)Positive and negative results

7 papers: 6 positive, 1 negative or no effect

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

  1. positive
  2. no effect
  3. positive

3 papers more in this group

See all 7 papers →

tebuconazole · control · Arachis hypogaea (peanut)Positive and negative results

10 papers: 3 positive, 7 negative or no effect

2 papers in the same direction as this paper · 3 in the opposite direction · 4 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

6 papers more in this group

See all 10 papers →

tebuconazole · Agroathelia rolfsii · Arachis hypogaea (peanut)Positive and negative results

11 papers: 9 positive, 2 negative or no effect

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

  1. positive
  2. negative
  3. no effect

7 papers more in this group

See all 11 papers →

tebuconazole · disease · Arachis hypogaea (peanut)Positive and negative results

21 papers: 20 positive, 1 negative or no effect

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

  1. positive
  2. negative
  3. positive

17 papers more in this group

See all 21 papers →

prothioconazole · disease · Arachis hypogaea (peanut)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 →

azoxystrobin · Agroathelia rolfsii · Arachis hypogaea (peanut)Results agree

6 papers: 6 positive, 0 negative or no effect

5 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

2 papers more in this group

See all 6 papers →

flutolanil · Agroathelia rolfsii · Arachis hypogaea (peanut)Results agree

7 papers: 7 positive, 0 negative or no effect

6 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

3 papers more in this group

See all 7 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.