Paper · 1997 · Plant Disease

Sudden Wilt of Melons in Southern Israel: Fungal Agents and Relationship with Plant Development

S. Pivonia; R. Cohen; U. Kafkafi; et al.

10
claims
19
verbatim quotes
49
citations
1
research areas
—
Not open access

Abstract

Fungi belonging to five genera, Monosporascus sp., Pythium aphanidermatum, Rhizoctonia solani, Olpidium sp., Fusarium solani, and F. proliferatum, were the species most frequently isolated from the root systems of wilted melon. Diseased plants were collected from 24 fields in the northern and central Arava region of southern Israel during the fall seasons of 1994 and 1995. In pathogenicity tests conducted under field conditions, in artificially inoculated microplots, the first wilt symptoms were observed at various stages of fruit maturation. High mortality levels (73 to 97%) were recorded for inoculation combinations in which Monosporascus sp. was involved. Inoculations with the other fungi listed resulted in lower incidences of wilt. The combination of F. solani and P. aphanidermatum resulted in higher mortality than that caused by each pathogen alone. Monosporascus sp. seems to be the primary pathogen, although other fungi could also induce wilt. The dry weight of plants grown in naturally infested soil ceased to accumulate 33 days after transplanting, in contrast to plants grown in methyl bromide-treated soil. At this stage, the first wilt symptoms were observed. Fruit load affected wilt incidence. At the end of the growing season, 98% mortality was recorded for plants having the normal fruit load (2.5 fruits per plant) compared with 75 and 12% for plants that had their fruits thinned to one or zero per plant, respectively.

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Claims 10

Observationobservedoriginal resultmeasured

Claim · model-written summary

Fungi from five genera, including Monosporascus sp., were the species most frequently isolated from the root systems of wilted melon.

Taxon
melonCucumis meloe1
Organ / stage
root systemse1
Interactor
Monosporascus sp.Monosporascuse1pathogen
Outcome
most frequently isolatede1

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

Cucumis melo
Cucumis melo · TaxonUSDA photo by Scott Bauer. Image Number K7355-11. · Public domain · Wikimedia Commons ↗

Verbatim

e1

“Fungi belonging to five genera, Monosporascus sp., Pythium aphanidermatum, Rhizoctonia solani, Olpidium sp., Fusarium solani, and F. proliferatum, were the species most frequently isolated from the root systems of wilted melon”

✓ located verbatim in the source · abstract, characters 0–226 · show in text ↑
Observationauthor interpretationoriginal resultmeasured

Claim · model-written summary

Monosporascus sp. seems to be the primary pathogen of melon wilt.

Taxon
MelonsCucumis melot0
Interactor
Monosporascus sp.Monosporascuse2pathogen
Outcome
primary pathogene2

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

Cucumis melo
Cucumis melo · TaxonUSDA photo by Scott Bauer. Image Number K7355-11. · Public domain · Wikimedia Commons ↗

Verbatim

t0

“Sudden Wilt of Melons”

✓ located verbatim in the source · title, characters 0–21 · show in text ↑
e2

“Monosporascus sp. seems to be the primary pathogen, although other fungi could also induce wilt”

✓ located verbatim in the source · abstract, characters 867–962 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Inoculation combinations involving Monosporascus sp. caused high melon mortality of 73 to 97%.

Taxon
MelonsCucumis melot0
Treatment
inoculation combinations in which Monosporascus sp. was involvede3
Interactor
Monosporascus sp.Monosporascuse3pathogen
Outcome
mortalitye3
Direction
higherinferrede3
Value
73 to 97%e3

Not reportedComparator

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

Cucumis melo
Cucumis melo · TaxonUSDA photo by Scott Bauer. Image Number K7355-11. · Public domain · Wikimedia Commons ↗

Verbatim

t0

“Sudden Wilt of Melons”

✓ located verbatim in the source · title, characters 0–21 · show in text ↑
e3

“High mortality levels (73 to 97%) were recorded for inoculation combinations in which Monosporascus sp. was involved”

✓ located verbatim in the source · abstract, characters 549–665 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Inoculation with the other listed fungi resulted in lower incidences of wilt.

Taxon
MelonsCucumis melot0
Treatment
Inoculations with the other fungi listede4
Outcome
incidences of wilte4
Direction
lowere4

Not reportedComparator

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

Cucumis melo
Cucumis melo · TaxonUSDA photo by Scott Bauer. Image Number K7355-11. · Public domain · Wikimedia Commons ↗

Verbatim

t0

“Sudden Wilt of Melons”

✓ located verbatim in the source · title, characters 0–21 · show in text ↑
e4

“Inoculations with the other fungi listed resulted in lower incidences of wilt”

✓ located verbatim in the source · abstract, characters 667–744 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

The combination of F. solani and P. aphanidermatum caused higher mortality than either pathogen alone.

Taxon
MelonsCucumis melot0
Treatment
combination of F. solani and P. aphanidermatume5
Interactor
F. solaniFusarium solanie5pathogen
Second interactor
P. aphanidermatumPythium aphanidermatume5pathogen
Outcome
mortalitye5
Direction
highere5
Comparator
each pathogen alonee5

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

Cucumis melo
Cucumis melo · TaxonUSDA photo by Scott Bauer. Image Number K7355-11. · Public domain · Wikimedia Commons ↗
Fusarium solani
Fusarium solani · InteractorFred Brooks from United States University of Hawaii at Manoa · CC BY 3.0 us · Wikimedia Commons ↗

Verbatim

t0

“Sudden Wilt of Melons”

✓ located verbatim in the source · title, characters 0–21 · show in text ↑
e5

“The combination of F. solani and P. aphanidermatum resulted in higher mortality than that caused by each pathogen alone”

✓ located verbatim in the source · abstract, characters 746–865 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Plants grown in naturally infested soil ceased to accumulate dry weight 33 days after transplanting, unlike plants in methyl bromide-treated soil.

Taxon
MelonsCucumis melot0
Treatment
naturally infested soile6
Outcome
dry weighte6
Direction
ceased to accumulatee6
Value
33 dayse6
Comparator
methyl bromide-treated soile6

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

Cucumis melo
Cucumis melo · TaxonUSDA photo by Scott Bauer. Image Number K7355-11. · Public domain · Wikimedia Commons ↗

Verbatim

t0

“Sudden Wilt of Melons”

✓ located verbatim in the source · title, characters 0–21 · show in text ↑
e6

“The dry weight of plants grown in naturally infested soil ceased to accumulate 33 days after transplanting, in contrast to plants grown in methyl bromide-treated soil”

✓ located verbatim in the source · abstract, characters 964–1130 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Thinning fruits to one per plant lowered mortality to 75%, compared with 98% under normal fruit load.

Taxon
MelonsCucumis melot0
Treatment
fruits thinned to one or zero per plante7
Outcome
mortalitye7
Direction
lowerinferrede7
Value
75e7
Comparator
normal fruit load (2.5 fruits per plant)e7

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

Cucumis melo
Cucumis melo · TaxonUSDA photo by Scott Bauer. Image Number K7355-11. · Public domain · Wikimedia Commons ↗

Verbatim

t0

“Sudden Wilt of Melons”

✓ located verbatim in the source · title, characters 0–21 · show in text ↑
e7

“At the end of the growing season, 98% mortality was recorded for plants having the normal fruit load (2.5 fruits per plant) compared with 75 and 12% for plants that had their fruits thinned to one or zero per plant, respectively”

✓ located verbatim in the source · abstract, characters 1222–1450 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Thinning fruits to zero per plant lowered mortality to 12%, compared with 98% under normal fruit load.

Taxon
MelonsCucumis melot0
Treatment
fruits thinned to one or zero per plante7
Outcome
mortalitye7
Direction
lowerinferrede7
Value
12%e7
Comparator
normal fruit load (2.5 fruits per plant)e7

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

Cucumis melo
Cucumis melo · TaxonUSDA photo by Scott Bauer. Image Number K7355-11. · Public domain · Wikimedia Commons ↗

Verbatim

t0

“Sudden Wilt of Melons”

✓ located verbatim in the source · title, characters 0–21 · show in text ↑
e7

“At the end of the growing season, 98% mortality was recorded for plants having the normal fruit load (2.5 fruits per plant) compared with 75 and 12% for plants that had their fruits thinned to one or zero per plant, respectively”

✓ located verbatim in the source · abstract, characters 1222–1450 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Plants with normal fruit load (2.5 fruits per plant) had 98% mortality.

Taxon
MelonsCucumis melot0
Outcome
mortalitye7
Value
98%e7
Qualifier
normal fruit load (2.5 fruits per plant)e7

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

Cucumis melo
Cucumis melo · TaxonUSDA photo by Scott Bauer. Image Number K7355-11. · Public domain · Wikimedia Commons ↗

Verbatim

t0

“Sudden Wilt of Melons”

✓ located verbatim in the source · title, characters 0–21 · show in text ↑
e7

“At the end of the growing season, 98% mortality was recorded for plants having the normal fruit load (2.5 fruits per plant) compared with 75 and 12% for plants that had their fruits thinned to one or zero per plant, respectively”

✓ located verbatim in the source · abstract, characters 1222–1450 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The first wilt symptoms were observed at various stages of fruit maturation.

Taxon
MelonsCucumis melot0
Outcome
first wilt symptomse7
Qualifier
at various stages of fruit maturatione7

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

Cucumis melo
Cucumis melo · TaxonUSDA photo by Scott Bauer. Image Number K7355-11. · Public domain · Wikimedia Commons ↗

Verbatim

t0

“Sudden Wilt of Melons”

✓ located verbatim in the source · title, characters 0–21 · show in text ↑
e7

“the first wilt symptoms were observed at various stages of fruit maturation”

✓ located verbatim in the source · abstract, characters 472–547 · show in text ↑

inoculation · pest · Cucumis melo (muskmelon)Results agree

2 papers: 0 positive, 2 negative or no effect

1 paper in the same direction as this paper

  1. negative
See all 2 papers →

infection · growth · Cucumis melo (muskmelon)Results agree

4 papers: 0 positive, 4 negative or no effect

3 papers in the same direction as this paper

  1. no effect
  2. negative
  3. negative
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.