Paper · 2007 · China Plant Protection

Field experiments of controlling wheat diseases by increasing K fertilizer and controlling N fertilizer

Guangzhao Zhang

10
claims
14
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

Field experiments of controlling wheat diseases by increasing K fertilizer and controlling N fertilizer were applied in Yicheng and Zaoyang. Results showed that applying N fertilizer and increasing K fertilizer reasonable could control diseases, improve wheat yields, enhance farmer's income. The amount of N fertilizer used in the field had positive correlation with the occurring level of wheat diseases. Occurring lever of wheat diseases increased with an increase in the amount of N fertilizer used in the field when the amount of N fertilizer used was between 0 to 20 kg/667m2. According to the economic benefit, 10~12.5 kg/667m2 was appropriate in whole growth period. Enhancing the amount of K fertilizer used in the field could not only delay the occurrence of stripe rust in wheat, but also lighten the occurring level of stripe rust in wheat, wheat sharp eyespot, Fusarium head blight, etc. In addition, increasing the amount of K fertilizer could improve yields, yields was the highest when K fertilizer was 11 kg/667m2 in the condition of 10 kg/667m2 N fertilizer and 5 kg/667m2 P fertilizer.

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Claims 10

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Reasonable N and increased K fertilizer controlled wheat diseases.

Treatment
applying N fertilizer and increasing K fertilizere0
Outcome
diseasese0
Direction
controle0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“applying N fertilizer and increasing K fertilizer reasonable could control diseases, improve wheat yields, enhance farmer's income”

✓ located verbatim in the source · abstract, characters 161–291 · show in text ↑
t0

“wheat”

✓ located verbatim in the source · title, characters 33–38 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Reasonable N and increased K fertilizer improved wheat yield.

Treatment
applying N fertilizer and increasing K fertilizere0
Outcome
wheat yieldse0
Direction
improvee0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“applying N fertilizer and increasing K fertilizer reasonable could control diseases, improve wheat yields, enhance farmer's income”

✓ located verbatim in the source · abstract, characters 161–291 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Reasonable N and increased K fertilizer enhanced farmer income.

Treatment
applying N fertilizer and increasing K fertilizere0
Outcome
farmer's incomee0
Direction
enhancee0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“applying N fertilizer and increasing K fertilizer reasonable could control diseases, improve wheat yields, enhance farmer's income”

✓ located verbatim in the source · abstract, characters 161–291 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Wheat disease occurrence was positively correlated with N fertilizer amount.

Treatment
N fertilizere0
Outcome
occurring level of wheat diseasese0
Direction
positive correlatione0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The amount of N fertilizer used in the field had positive correlation with the occurring level of wheat diseases.”

✓ located verbatim in the source · abstract, characters 293–406 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Wheat disease occurrence increased as N fertilizer increased from 0 to 20 kg/667m2.

Treatment
N fertilizere0
Outcome
Occurring lever of wheat diseasese0
Direction
increasede0
Qualifier
between 0 to 20 kg/667m2e0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Occurring lever of wheat diseases increased with an increase in the amount of N fertilizer used in the field when the amount of N fertilizer used was between 0 to 20 kg/667m2.”

✓ located verbatim in the source · abstract, characters 407–582 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors recommend 10~12.5 kg/667m2 N fertilizer over the growth period on economic grounds.

Outcome
10~12.5 kg/667m2 was appropriatee0
Value
10~12.5 kg/667m2e0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“According to the economic benefit, 10~12.5 kg/667m2 was appropriate in whole growth period.”

✓ located verbatim in the source · abstract, characters 583–674 · show in text ↑
t0

“wheat”

✓ located verbatim in the source · title, characters 33–38 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Increasing K fertilizer delayed stripe rust occurrence.

Treatment
K fertilizere0
Interactor
stripe ruste0pathogen
Outcome
occurrence of stripe ruste0
Direction
delaye0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Enhancing the amount of K fertilizer used in the field could not only delay the occurrence of stripe rust in wheat”

✓ located verbatim in the source · abstract, characters 675–789 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Increasing K fertilizer reduced occurrence of stripe rust, sharp eyespot, and Fusarium head blight.

Interactor
stripe ruste0pathogen
Outcome
occurring level of stripe rust in wheat, wheat sharp eyespot, Fusarium head blighte0
Direction
lightene0

Not reportedTreatmentComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“lighten the occurring level of stripe rust in wheat, wheat sharp eyespot, Fusarium head blight, etc.”

✓ located verbatim in the source · abstract, characters 800–900 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Increasing K fertilizer improved yields.

Treatment
K fertilizere0
Outcome
yieldse0
Direction
improvee0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“increasing the amount of K fertilizer could improve yields”

✓ located verbatim in the source · abstract, characters 914–972 · show in text ↑
t0

“wheat”

✓ located verbatim in the source · title, characters 33–38 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Yield was highest with 11 kg/667m2 K under 10 kg/667m2 N and 5 kg/667m2 P.

Treatment
K fertilizer was 11 kg/667m2e0
Outcome
yieldse0
Direction
higheste0
Qualifier
10 kg/667m2 N fertilizer and 5 kg/667m2 P fertilizere0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“yields was the highest when K fertilizer was 11 kg/667m2 in the condition of 10 kg/667m2 N fertilizer and 5 kg/667m2 P fertilizer”

✓ located verbatim in the source · abstract, characters 974–1103 · show in text ↑
t0

“wheat”

✓ located verbatim in the source · title, characters 33–38 · show in text ↑

fertilization · disease · Triticum aestivum (wheat)Positive and negative results

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potassium · yield · Triticum aestivum (wheat)Positive and negative results

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fertilization · yield · Triticum aestivum (wheat)Positive and negative results

3,438 papers: 3,115 positive, 323 negative or no effect

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potassium · disease · Triticum aestivum (wheat)Results agree

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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.