Paper · 2011 · Plant diseases and pests

Occurrence Regularity and Control of Apple Early Defoliation Disease in West Sichuan Plateau

Yang Wen-yuan

7
claims
15
verbatim quotes
0
citations
3
research areas
—
Not open access

Abstract

[Objective] The research aimed to discuss the occurrence regularity of apple early defoliation disease and its control by fungicide in West Sichuan plateau.[Method] Apple early defoliation disease in West Sichuan plateau was systematically investigated during 2009-2011,and the control effects of different fungicides during different spraying periods were studied.[Result] The species of pathogen mainly was Marssonina mali(P.Henn),accounting for 32.5%,Phyllosticta Pirina Sa accounted for 29.9%,and Alternaria mali Roberts accounted for 25.7%.The field fluctuation rule was as follows: the disease generally began in the mid-may and ended in early and middle October with only one damage peak during the whole year,the fluctuation had positive correlation with rainfall(R2=0.891 8**).Control test showed that 40% flusilazole had the best control effect(86.5%),which was best to apply after anthesis.[Conclusion] The paper provided theoretical basis for the effective control against apple early defoliation disease.

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Claims 7

Observationobservedoriginal resultmeasured

Claim · model-written summary

Marssonina mali was the principal pathogen species, accounting for 32.5%.

Interactor
Marssonina mali(P.Henn)Marssonina malie0pathogen
Outcome
species of pathogene0
Value
32.5%e0
Setting
West Sichuan plateaue1

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“The species of pathogen mainly was Marssonina mali(P.Henn),accounting for 32.5%”

✓ located verbatim in the source · abstract, characters 374–453 · show in text ↑
t0

“Apple Early Defoliation Disease”

✓ located verbatim in the source · title, characters 37–68 · show in text ↑
e1

“in West Sichuan plateau was systematically investigated”

✓ located verbatim in the source · abstract, characters 197–252 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Phyllosticta Pirina Sa accounted for 29.9% of pathogen species.

Interactor
Phyllosticta Pirina Sae0pathogen
Outcome
Defoliation Diseaset0
Value
29.9%e0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“Phyllosticta Pirina Sa accounted for 29.9%”

✓ located verbatim in the source · abstract, characters 454–496 · show in text ↑
t0

“Apple Early Defoliation Disease”

✓ located verbatim in the source · title, characters 37–68 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Alternaria mali Roberts accounted for 25.7% of pathogen species.

Interactor
Alternaria mali RobertsAlternaria malie0pathogen
Outcome
Defoliation Diseaset0
Value
25.7%e0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗
Alternaria mali
Alternaria mali · Interactor · picture from its Wikimedia Commons categoryAfroBrazilian · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Alternaria mali Roberts accounted for 25.7%”

✓ located verbatim in the source · abstract, characters 501–544 · show in text ↑
t0

“Apple Early Defoliation Disease”

✓ located verbatim in the source · title, characters 37–68 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Apple early defoliation generally ran from mid May to early or mid October with one annual peak.

Outcome
diseasee0
Qualifier
one damage peak during the whole yeare0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“the disease generally began in the mid-may and ended in early and middle October with only one damage peak during the whole year”

✓ located verbatim in the source · abstract, characters 588–716 · show in text ↑
t0

“Apple Early Defoliation Disease”

✓ located verbatim in the source · title, characters 37–68 · show in text ↑
Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Disease fluctuation correlated positively with rainfall.

Treatment
rainfalle0
Outcome
fluctuatione0
Direction
positivee0
Value
R2=0.891 8**e0

Not reportedSetting

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“the fluctuation had positive correlation with rainfall(R2=0.891 8**)”

✓ located verbatim in the source · abstract, characters 717–785 · show in text ↑
t0

“Apple Early Defoliation Disease”

✓ located verbatim in the source · title, characters 37–68 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

40% flusilazole gave the best apple defoliation disease control effect, 86.5%.

Treatment
40% flusilazolee0
Outcome
control effecte0
Direction
beste0
Value
86.5%e0

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“40% flusilazole had the best control effect(86.5%)”

✓ located verbatim in the source · abstract, characters 811–861 · show in text ↑
t0

“Apple Early Defoliation Disease”

✓ located verbatim in the source · title, characters 37–68 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The best application time for flusilazole was after anthesis.

Treatment
40% flusilazolee0
Outcome
best to apply after anthesise0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“40% flusilazole had the best control effect(86.5%),which was best to apply after anthesis”

✓ located verbatim in the source · abstract, characters 811–900 · show in text ↑
t0

“Apple Early Defoliation Disease”

✓ located verbatim in the source · title, characters 37–68 · show in text ↑

flusilazole · control · Malus domestica (apple)Results agree

2 papers: 2 positive, 0 negative or no effect

1 paper in the same direction as this paper

  1. positive
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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.