Paper · 2007 · Ganhan diqu nongye yanjiu

Response of different genotypes of winter wheat on combination application of nitrogen and zinc,iron fertilizers

LI Sheng-xiu

16
claims
48
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

In this study,a field experiment with split-split design was conducted using 10 winter wheat genotypes to investigate the effects of combination of nitrogen,zinc and iron fertilizers on growth,and zinc and iron uptake by seedling plants during the reviving stage of winter wheat.Nitrogen rates(0,105 kg N/hm2) and different rates of Zn,Fe fertilizers(0,6.8 kg Zn/hm2;0,12.1 kg Fe/hm2) were adopted.The results showed that nitrogen fertilization significantly influenced on seedling yield,number of tillers and chlorophyll SPAD value of 10 types of wheat genotypes,and they were increased by 15.8%,14.7%,4.6%,respectively.Application of zinc and iron fertilizers also significantly influenced on seedling yield,number of tillers,but almost did not impose on chlorophyll SPAD value;the seedling yield increased by 8.0%,but the number of tillers decreased 5.8%;the growth status of different genotypes of wheat showed large variation.The nitrogen fertilization could greatly increase zinc concentration and uptake to all of wheat genotypes tested,and they increased by 7.6%,22.9% averagely,respectively,but the iron concentration decreased 6.4% and the iron uptake increased by 7.2%;Application of Zn,Fe fertilizers increased significantly zinc concentration and uptake by 11.9%,19.2% respectively,but there was no obvious influences on iron concentration and uptake.There existed some differences for concentration and uptake of zinc and iron among varied wheat genotypes,the largest three genotypes for uptake amount of zinc and iron were Mianyang 31,Shanyou 225 and Shanyou 253.

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Claims 16

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Nitrogen fertilization increased seedling yield by 15.8% in winter wheat genotypes in a field experiment.

Taxon
winter wheatTriticum aestivume0
Material
10 winter wheat genotypese0
Organ / stage
reviving stagee2
Treatment
nitrogen fertilizatione1
Outcome
seedling yielde1
Direction
increasede1
Value
15.8%e1
Setting
field experimente0

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

“a field experiment with split-split design was conducted using 10 winter wheat genotypes”

✓ located verbatim in the source · abstract, characters 14–102 · show in text ↑
e1

“nitrogen fertilization significantly influenced on seedling yield,number of tillers and chlorophyll SPAD value of 10 types of wheat genotypes,and they were increased by 15.8%,14.7%,4.6%,respectively”

✓ located verbatim in the source · abstract, characters 422–620 · show in text ↑
e2

“during the reviving stage of winter wheat”

✓ located verbatim in the source · abstract, characters 237–278 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Nitrogen fertilization increased the number of tillers by 14.7% in winter wheat genotypes in a field experiment.

Taxon
winter wheatTriticum aestivume0
Material
10 winter wheat genotypese0
Organ / stage
reviving stagee2
Treatment
nitrogen fertilizatione1
Outcome
number of tillerse1
Direction
increasede1
Value
14.7%e1
Setting
field experimente0

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

“a field experiment with split-split design was conducted using 10 winter wheat genotypes”

✓ located verbatim in the source · abstract, characters 14–102 · show in text ↑
e1

“nitrogen fertilization significantly influenced on seedling yield,number of tillers and chlorophyll SPAD value of 10 types of wheat genotypes,and they were increased by 15.8%,14.7%,4.6%,respectively”

✓ located verbatim in the source · abstract, characters 422–620 · show in text ↑
e2

“during the reviving stage of winter wheat”

✓ located verbatim in the source · abstract, characters 237–278 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Nitrogen fertilization increased the chlorophyll SPAD value by 4.6% in winter wheat genotypes in a field experiment.

Taxon
winter wheatTriticum aestivume0
Material
10 winter wheat genotypese0
Organ / stage
reviving stagee2
Treatment
nitrogen fertilizatione1
Outcome
chlorophyll SPAD valuee1
Direction
increasede1
Value
4.6%e1
Setting
field experimente0

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

“a field experiment with split-split design was conducted using 10 winter wheat genotypes”

✓ located verbatim in the source · abstract, characters 14–102 · show in text ↑
e1

“nitrogen fertilization significantly influenced on seedling yield,number of tillers and chlorophyll SPAD value of 10 types of wheat genotypes,and they were increased by 15.8%,14.7%,4.6%,respectively”

✓ located verbatim in the source · abstract, characters 422–620 · show in text ↑
e2

“during the reviving stage of winter wheat”

✓ located verbatim in the source · abstract, characters 237–278 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Zinc and iron fertilizer application increased seedling yield by 8.0% in winter wheat genotypes.

Taxon
winter wheatTriticum aestivume0
Material
10 winter wheat genotypese0
Organ / stage
reviving stagee2
Treatment
zinc and iron fertilizerse1
Outcome
seedling yielde1
Direction
increasede1
Value
8.0%e1
Setting
field experimente0

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

“a field experiment with split-split design was conducted using 10 winter wheat genotypes”

✓ located verbatim in the source · abstract, characters 14–102 · show in text ↑
e1

“Application of zinc and iron fertilizers also significantly influenced on seedling yield,number of tillers,but almost did not impose on chlorophyll SPAD value;the seedling yield increased by 8.0%,but the number of tillers decreased 5.8%”

✓ located verbatim in the source · abstract, characters 621–857 · show in text ↑
e2

“during the reviving stage of winter wheat”

✓ located verbatim in the source · abstract, characters 237–278 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Zinc and iron fertilizer application decreased the number of tillers by 5.8% in winter wheat genotypes.

Taxon
winter wheatTriticum aestivume0
Material
10 winter wheat genotypese0
Organ / stage
reviving stagee2
Treatment
zinc and iron fertilizerse1
Outcome
number of tillerse1
Direction
decreasede1
Value
5.8%e1
Setting
field experimente0

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

“a field experiment with split-split design was conducted using 10 winter wheat genotypes”

✓ located verbatim in the source · abstract, characters 14–102 · show in text ↑
e1

“Application of zinc and iron fertilizers also significantly influenced on seedling yield,number of tillers,but almost did not impose on chlorophyll SPAD value;the seedling yield increased by 8.0%,but the number of tillers decreased 5.8%”

✓ located verbatim in the source · abstract, characters 621–857 · show in text ↑
e2

“during the reviving stage of winter wheat”

✓ located verbatim in the source · abstract, characters 237–278 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Zinc and iron fertilizer application had almost no effect on chlorophyll SPAD value in winter wheat genotypes.

Taxon
winter wheatTriticum aestivume0
Material
10 winter wheat genotypese0
Organ / stage
reviving stagee2
Treatment
zinc and iron fertilizerse1
Outcome
chlorophyll SPAD valuee1
Direction
no_changeinferrede1
Setting
field experimente0

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

“a field experiment with split-split design was conducted using 10 winter wheat genotypes”

✓ located verbatim in the source · abstract, characters 14–102 · show in text ↑
e1

“Application of zinc and iron fertilizers also significantly influenced on seedling yield,number of tillers,but almost did not impose on chlorophyll SPAD value;the seedling yield increased by 8.0%,but the number of tillers decreased 5.8%”

✓ located verbatim in the source · abstract, characters 621–857 · show in text ↑
e2

“during the reviving stage of winter wheat”

✓ located verbatim in the source · abstract, characters 237–278 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Nitrogen fertilization increased zinc concentration by 7.6% across all tested winter wheat genotypes.

Taxon
winter wheatTriticum aestivume0
Material
10 winter wheat genotypese0
Organ / stage
reviving stagee2
Treatment
nitrogen fertilizatione1
Outcome
zinc concentratione1
Direction
increasede1
Value
7.6%e1
Qualifier
averagelye1
Setting
field experimente0

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

“a field experiment with split-split design was conducted using 10 winter wheat genotypes”

✓ located verbatim in the source · abstract, characters 14–102 · show in text ↑
e1

“The nitrogen fertilization could greatly increase zinc concentration and uptake to all of wheat genotypes tested,and they increased by 7.6%,22.9% averagely,respectively,but the iron concentration decreased 6.4% and the iron uptake increased by 7.2%”

✓ located verbatim in the source · abstract, characters 931–1179 · show in text ↑
e2

“during the reviving stage of winter wheat”

✓ located verbatim in the source · abstract, characters 237–278 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Nitrogen fertilization increased zinc uptake by 22.9% on average across all tested winter wheat genotypes.

Taxon
winter wheatTriticum aestivume0
Material
10 winter wheat genotypese0
Organ / stage
reviving stagee2
Treatment
nitrogen fertilizatione1
Outcome
zinc concentration and uptakee1
Direction
increasede1
Value
22.9%e1
Qualifier
averagelye1
Setting
field experimente0

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

“a field experiment with split-split design was conducted using 10 winter wheat genotypes”

✓ located verbatim in the source · abstract, characters 14–102 · show in text ↑
e1

“The nitrogen fertilization could greatly increase zinc concentration and uptake to all of wheat genotypes tested,and they increased by 7.6%,22.9% averagely,respectively,but the iron concentration decreased 6.4% and the iron uptake increased by 7.2%”

✓ located verbatim in the source · abstract, characters 931–1179 · show in text ↑
e2

“during the reviving stage of winter wheat”

✓ located verbatim in the source · abstract, characters 237–278 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Nitrogen fertilization decreased iron concentration by 6.4% in winter wheat genotypes.

Taxon
winter wheatTriticum aestivume0
Material
10 winter wheat genotypese0
Organ / stage
reviving stagee2
Treatment
nitrogen fertilizatione1
Outcome
iron concentratione1
Direction
decreasede1
Value
6.4%e1
Setting
field experimente0

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

“a field experiment with split-split design was conducted using 10 winter wheat genotypes”

✓ located verbatim in the source · abstract, characters 14–102 · show in text ↑
e1

“The nitrogen fertilization could greatly increase zinc concentration and uptake to all of wheat genotypes tested,and they increased by 7.6%,22.9% averagely,respectively,but the iron concentration decreased 6.4% and the iron uptake increased by 7.2%”

✓ located verbatim in the source · abstract, characters 931–1179 · show in text ↑
e2

“during the reviving stage of winter wheat”

✓ located verbatim in the source · abstract, characters 237–278 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Nitrogen fertilization increased iron uptake by 7.2% in winter wheat genotypes.

Taxon
winter wheatTriticum aestivume0
Material
10 winter wheat genotypese0
Organ / stage
reviving stagee2
Treatment
nitrogen fertilizatione1
Outcome
iron uptakee1
Direction
increasede1
Value
7.2%e1
Setting
field experimente0

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

“a field experiment with split-split design was conducted using 10 winter wheat genotypes”

✓ located verbatim in the source · abstract, characters 14–102 · show in text ↑
e1

“The nitrogen fertilization could greatly increase zinc concentration and uptake to all of wheat genotypes tested,and they increased by 7.6%,22.9% averagely,respectively,but the iron concentration decreased 6.4% and the iron uptake increased by 7.2%”

✓ located verbatim in the source · abstract, characters 931–1179 · show in text ↑
e2

“during the reviving stage of winter wheat”

✓ located verbatim in the source · abstract, characters 237–278 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Zn and Fe fertilizer application significantly increased zinc concentration by 11.9% in winter wheat genotypes.

Taxon
winter wheatTriticum aestivume0
Material
10 winter wheat genotypese0
Organ / stage
reviving stagee2
Treatment
Zn,Fe fertilizerse1
Outcome
zinc concentratione1
Direction
increasede1
Value
11.9%e1
Setting
field experimente0

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

“a field experiment with split-split design was conducted using 10 winter wheat genotypes”

✓ located verbatim in the source · abstract, characters 14–102 · show in text ↑
e1

“Application of Zn,Fe fertilizers increased significantly zinc concentration and uptake by 11.9%,19.2% respectively,but there was no obvious influences on iron concentration and uptake”

✓ located verbatim in the source · abstract, characters 1180–1363 · show in text ↑
e2

“during the reviving stage of winter wheat”

✓ located verbatim in the source · abstract, characters 237–278 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Zn and Fe fertilizer application significantly increased zinc uptake by 19.2% in winter wheat genotypes.

Taxon
winter wheatTriticum aestivume0
Material
10 winter wheat genotypese0
Organ / stage
reviving stagee2
Treatment
Zn,Fe fertilizerse1
Outcome
zinc concentration and uptakee1
Direction
increasede1
Value
19.2%e1
Setting
field experimente0

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

“a field experiment with split-split design was conducted using 10 winter wheat genotypes”

✓ located verbatim in the source · abstract, characters 14–102 · show in text ↑
e1

“Application of Zn,Fe fertilizers increased significantly zinc concentration and uptake by 11.9%,19.2% respectively,but there was no obvious influences on iron concentration and uptake”

✓ located verbatim in the source · abstract, characters 1180–1363 · show in text ↑
e2

“during the reviving stage of winter wheat”

✓ located verbatim in the source · abstract, characters 237–278 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Zn and Fe fertilizer application had no obvious influence on iron concentration and uptake in winter wheat genotypes.

Taxon
winter wheatTriticum aestivume0
Material
10 winter wheat genotypese0
Organ / stage
reviving stagee2
Treatment
Zn,Fe fertilizerse1
Outcome
iron concentration and uptakee1
Direction
no_changeinferrede1
Setting
field experimente0

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

“a field experiment with split-split design was conducted using 10 winter wheat genotypes”

✓ located verbatim in the source · abstract, characters 14–102 · show in text ↑
e1

“Application of Zn,Fe fertilizers increased significantly zinc concentration and uptake by 11.9%,19.2% respectively,but there was no obvious influences on iron concentration and uptake”

✓ located verbatim in the source · abstract, characters 1180–1363 · show in text ↑
e2

“during the reviving stage of winter wheat”

✓ located verbatim in the source · abstract, characters 237–278 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Mianyang 31, Shanyou 225 and Shanyou 253 had the largest zinc and iron uptake amounts among the winter wheat genotypes.

Taxon
winter wheatTriticum aestivume0
Material
Mianyang 31,Shanyou 225 and Shanyou 253e1
Organ / stage
reviving stagee2
Outcome
uptake amount of zinc and irone1
Direction
largeste1
Setting
field experimente0

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

“a field experiment with split-split design was conducted using 10 winter wheat genotypes”

✓ located verbatim in the source · abstract, characters 14–102 · show in text ↑
e1

“the largest three genotypes for uptake amount of zinc and iron were Mianyang 31,Shanyou 225 and Shanyou 253”

✓ located verbatim in the source · abstract, characters 1470–1577 · show in text ↑
e2

“during the reviving stage of winter wheat”

✓ located verbatim in the source · abstract, characters 237–278 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Winter wheat genotypes differed in zinc and iron concentration and uptake.

Taxon
winter wheatTriticum aestivume0
Material
varied wheat genotypese1
Organ / stage
reviving stagee2
Outcome
concentration and uptake of zinc and irone1
Setting
field experimente0

Not reportedDirection

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

“a field experiment with split-split design was conducted using 10 winter wheat genotypes”

✓ located verbatim in the source · abstract, characters 14–102 · show in text ↑
e1

“There existed some differences for concentration and uptake of zinc and iron among varied wheat genotypes”

✓ located verbatim in the source · abstract, characters 1364–1469 · show in text ↑
e2

“during the reviving stage of winter wheat”

✓ located verbatim in the source · abstract, characters 237–278 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The growth status of the winter wheat genotypes varied widely.

Taxon
winter wheatTriticum aestivume0
Material
different genotypes of wheate1
Organ / stage
reviving stagee2
Outcome
growth statuse1
Qualifier
large variatione1
Setting
field experimente0

Not reportedDirection

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

“a field experiment with split-split design was conducted using 10 winter wheat genotypes”

✓ located verbatim in the source · abstract, characters 14–102 · show in text ↑
e1

“the growth status of different genotypes of wheat showed large variation”

✓ located verbatim in the source · abstract, characters 858–930 · show in text ↑
e2

“during the reviving stage of winter wheat”

✓ located verbatim in the source · abstract, characters 237–278 · show in text ↑

iron atom · physiology: pigments · Triticum aestivum (wheat)Results differ

24 papers: 18 positive, 6 negative or no effect

5 papers in the same direction as this paper · 18 in the opposite direction

  1. positive
  2. positive
  3. positive

20 papers more in this group

See all 24 papers →

zinc atom · physiology: pigments · Triticum aestivum (wheat)Results differ

33 papers: 29 positive, 4 negative or no effect

3 papers in the same direction as this paper · 29 in the opposite direction

  1. positive
  2. positive
  3. positive

29 papers more in this group

See all 33 papers →

iron atom · nutrient: content · Triticum aestivum (wheat)Results differ

74 papers: 61 positive, 13 negative or no effect

12 papers in the same direction as this paper · 61 in the opposite direction

  1. positive
  2. positive
  3. positive

70 papers more in this group

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iron atom · yield · Triticum aestivum (wheat)Results differ

99 papers: 92 positive, 7 negative or no effect

91 papers in the same direction as this paper · 7 in the opposite direction

  1. no effect
  2. no effect
  3. no effect

95 papers more in this group

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zinc atom · nutrient: content · Triticum aestivum (wheat)Results differ

380 papers: 347 positive, 33 negative or no effect

32 papers in the same direction as this paper · 347 in the opposite direction

  1. positive
  2. positive
  3. positive

376 papers more in this group

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zinc atom · yield · Triticum aestivum (wheat)Results differ

511 papers: 456 positive, 55 negative or no effect

455 papers in the same direction as this paper · 49 in the opposite direction · 6 reporting no difference from an alternative

  1. no effect
  2. negative
  3. no effect

507 papers more in this group

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fertilization · physiology: pigments · Triticum aestivum (wheat)Positive and negative results

134 papers: 123 positive, 11 negative or no effect

10 papers in the same direction as this paper · 123 in the opposite direction

  1. positive
  2. positive
  3. positive

130 papers more in this group

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fertilization · nutrient: content · Triticum aestivum (wheat)Positive and negative results

959 papers: 854 positive, 105 negative or no effect

104 papers in the same direction as this paper · 854 in the opposite direction

  1. positive
  2. positive
  3. positive

955 papers more in this group

See all 959 papers →

8 of 9 groups shown: named compounds and organisms first, then groups whose results differ (checked claim by claim), then those with positive and negative results, then the smaller groups.

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.