Paper · 1983

EVALUATION OF APPLICATION TECHNIQUES OF FOUR FUNGICIDES FOR THE CONTROL OF PHYTOPHTHORA ROOT ROT ON AVOCADO SEEDLINGS

Cp Snyman; Jm Kotzé

4
claims
11
verbatim quotes
7
citations
1
research areas
—
Not open access

Abstract

SUMMARY Metalaxyl, Fosetyl-AI, Etridiazole and an experimental fungicide (D4562 and D4598),were tested as soil drench, foliar spray, stem paint or sponge band applications for efficacy against Phytophthora root rot on avocado seedlings. Etridiazole and Metalaxyl as soil drench and Metalaxyl and Fosetyl—AI as stem paint treatments controlled root rot of seedlings inoculated with P. cinnamomi-C (not previously exposed to Metalaxyl). Metalaxyl soil drench did not control root rot of seedlings inoculated with P. cinnamomi-R (previously exposed to Metalaxyl soil drench treatments for five years). Other effective treatments still significantly controlled root rot of seedlings inoculated with P. cinnamomi-R.

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Claims 4

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Etridiazole and metalaxyl applied as soil drench controlled root rot of avocado seedlings inoculated with P. cinnamomi-C that had not been exposed to metalaxyl.

Taxon
avocado seedlingsPersea americanae0
Treatment
Etridiazole and Metalaxyl as soil drenche1
Interactor
P. cinnamomi-Ce1pathogen
Outcome
root rote1
Direction
controllede1
Qualifier
not previously exposed to Metalaxyle2

Not reportedComparator

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

Persea americana
Persea americana · TaxonB.navez · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“against Phytophthora root rot on avocado seedlings”

✓ located verbatim in the source · abstract, characters 185–235 · show in text ↑
e1

“Etridiazole and Metalaxyl as soil drench and Metalaxyl and Fosetyl—AI as stem paint treatments controlled root rot of seedlings inoculated with P. cinnamomi-C”

✓ located verbatim in the source · abstract, characters 237–395 · show in text ↑
e2

“not previously exposed to Metalaxyl”

✓ located verbatim in the source · abstract, characters 397–432 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Metalaxyl and fosetyl-Al applied as stem paint controlled root rot of avocado seedlings inoculated with P. cinnamomi-C.

Taxon
avocado seedlingsPersea americanae0
Treatment
Metalaxyl and Fosetyl—AI as stem paint treatmentse1
Interactor
P. cinnamomi-Ce1pathogen
Outcome
root rote1
Direction
controllede1

Not reportedComparator

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

Persea americana
Persea americana · TaxonB.navez · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“against Phytophthora root rot on avocado seedlings”

✓ located verbatim in the source · abstract, characters 185–235 · show in text ↑
e1

“Etridiazole and Metalaxyl as soil drench and Metalaxyl and Fosetyl—AI as stem paint treatments controlled root rot of seedlings inoculated with P. cinnamomi-C”

✓ located verbatim in the source · abstract, characters 237–395 · show in text ↑
e2

“not previously exposed to Metalaxyl”

✓ located verbatim in the source · abstract, characters 397–432 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Metalaxyl soil drench did not control root rot of avocado seedlings inoculated with P. cinnamomi-R, which had been previously exposed to metalaxyl soil drench.

Taxon
avocado seedlingsPersea americanae0
Treatment
Metalaxyl soil drenche3
Interactor
P. cinnamomi-Re3pathogen
Outcome
root rote3
Qualifier
previously exposed to Metalaxyl soil drench treatments for five yearse4

Not reportedComparatorDirection

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

Persea americana
Persea americana · TaxonB.navez · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“against Phytophthora root rot on avocado seedlings”

✓ located verbatim in the source · abstract, characters 185–235 · show in text ↑
e3

“Metalaxyl soil drench did not control root rot of seedlings inoculated with P. cinnamomi-R”

✓ located verbatim in the source · abstract, characters 435–525 · show in text ↑
e4

“previously exposed to Metalaxyl soil drench treatments for five years”

✓ located verbatim in the source · abstract, characters 527–596 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Other effective treatments still significantly controlled root rot of avocado seedlings inoculated with P. cinnamomi-R.

Taxon
avocado seedlingsPersea americanae0
Treatment
Other effective treatmentse5
Interactor
P. cinnamomi-Re5pathogen
Outcome
root rote5
Direction
controllede5

Not reportedComparator

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

Persea americana
Persea americana · TaxonB.navez · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“against Phytophthora root rot on avocado seedlings”

✓ located verbatim in the source · abstract, characters 185–235 · show in text ↑
e5

“Other effective treatments still significantly controlled root rot of seedlings inoculated with P. cinnamomi-R”

✓ located verbatim in the source · abstract, characters 599–709 · show in text ↑

metalaxyl · disease · Persea americana (avocado)Positive and negative results

5 papers: 1 positive, 4 negative or no effect

4 in the opposite direction

  1. negative
  2. negative
  3. negative

1 paper more in this group

See all 5 papers →

application · disease · Persea americana (avocado)Positive and negative results

12 papers: 7 positive, 5 negative or no effect

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

  1. negative
  2. negative
  3. negative

8 papers more in this group

See all 12 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.