Paper · 2011

Effect of application of nitrogen and zinc fertilizers on dry material accumulation and yield in maize

Yang JianTang

8
claims
16
verbatim quotes
0
citations
1
research areas
—
Not open access

Abstract

Effect of combined application of N and Zn on dry material accumulation,growth traits and yield in maize were studied by pot experiment,the results showed that the dry material accumulation,plant height,ear length,ear diameter,kernel number,kernel weight and yield could be increased by N and Zn fertilizers,as well as the role of N was greater than Zn except ear length;Effect of combined application of N and Zn was greater than single of N or Zn,interactive effects of N and Zn were positive,and N1Zn1 was the best treatment combination;Comprehensive consideration of maize biological production,grain yield,economic and environmental pollution,it's better to use N 80 mg·kg-1 soil and Zn(ZnSO4·7H2O)80 mg·kg-1 soil.

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Claims 8

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen and zinc increased maize dry material accumulation and plant height.

Taxon
maizeZea mayst0
Treatment
N and Zn fertilizerse0
Outcome
dry material accumulation,plant heighte0
Direction
increasede0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the dry material accumulation,plant height,ear length,ear diameter,kernel number,kernel weight and yield could be increased by N and Zn fertilizers”

✓ located verbatim in the source · abstract, characters 160–307 · show in text ↑
t0

“maize”

✓ located verbatim in the source · title, characters 97–102 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen and zinc increased maize ear length, ear diameter and kernel number.

Taxon
maizeZea mayst0
Treatment
N and Zn fertilizerse0
Outcome
ear length,ear diameter,kernel numbere0
Direction
increasede0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the dry material accumulation,plant height,ear length,ear diameter,kernel number,kernel weight and yield could be increased by N and Zn fertilizers”

✓ located verbatim in the source · abstract, characters 160–307 · show in text ↑
t0

“maize”

✓ located verbatim in the source · title, characters 97–102 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen and zinc increased maize kernel weight and yield.

Taxon
maizeZea mayst0
Treatment
N and Zn fertilizerse0
Outcome
kernel weight and yielde0
Direction
increasede0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“kernel weight and yield could be increased by N and Zn fertilizers”

✓ located verbatim in the source · abstract, characters 241–307 · show in text ↑
t0

“maize”

✓ located verbatim in the source · title, characters 97–102 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Nitrogen had a greater effect than zinc on the reported maize outcomes other than ear length.

Taxon
maizeZea mayst0
Treatment
Ne0
Outcome
role of Ne0
Direction
greatere0
Qualifier
except ear lengthe0
Comparator
Zne0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the role of N was greater than Zn except ear length”

✓ located verbatim in the source · abstract, characters 319–370 · show in text ↑
t0

“maize”

✓ located verbatim in the source · title, characters 97–102 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined nitrogen and zinc application had a greater effect than either fertilizer alone.

Taxon
maizeZea mayst0
Treatment
combined application of N and Zne0
Outcome
Effecte0
Direction
greatere0
Comparator
single of N or Zne0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Effect of combined application of N and Zn was greater than single of N or Zn”

✓ located verbatim in the source · abstract, characters 371–448 · show in text ↑
t0

“maize”

✓ located verbatim in the source · title, characters 97–102 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

The nitrogen and zinc interaction was positive.

Taxon
maizeZea mayst0
Outcome
interactive effects of N and Zne0
Direction
positivee0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“interactive effects of N and Zn were positive”

✓ located verbatim in the source · abstract, characters 449–494 · show in text ↑
t0

“maize”

✓ located verbatim in the source · title, characters 97–102 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

N1Zn1 was the best treatment combination.

Taxon
maizeZea mayst0
Treatment
N1Zn1e0
Outcome
best treatment combinatione0
Direction
beste0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“N1Zn1 was the best treatment combination”

✓ located verbatim in the source · abstract, characters 499–539 · show in text ↑
t0

“maize”

✓ located verbatim in the source · title, characters 97–102 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend N 80 mg·kg-1 soil and Zn(ZnSO4·7H2O)80 mg·kg-1 soil.

Taxon
maizeZea mayst0
Outcome
N 80 mg·kg-1 soil and Zn(ZnSO4·7H2O)80 mg·kg-1 soile0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“it's better to use N 80 mg·kg-1 soil and Zn(ZnSO4·7H2O)80 mg·kg-1 soil.”

✓ located verbatim in the source · abstract, characters 648–719 · show in text ↑
t0

“maize”

✓ located verbatim in the source · title, characters 97–102 · show in text ↑

zinc atom · growth · Zea mays (maize)Results differ

224 papers: 183 positive, 41 negative or no effect

182 papers in the same direction as this paper · 41 in the opposite direction

  1. no effect
  2. no effect
  3. negative

220 papers more in this group

See all 224 papers →

zinc atom · yield · Zea mays (maize)Results differ

441 papers: 391 positive, 50 negative or no effect

390 papers in the same direction as this paper · 47 in the opposite direction · 3 reporting no difference from an alternative

  1. negative
  2. negative
  3. no effect

437 papers more in this group

See all 441 papers →

fertilization · growth · Zea mays (maize)Positive and negative results

1,365 papers: 1,196 positive, 169 negative or no effect

1,195 papers in the same direction as this paper · 149 in the opposite direction · 20 reporting no difference from an alternative

  1. no effect
  2. no effect
  3. negative

1,361 papers more in this group

See all 1,365 papers →

fertilization · yield · Zea mays (maize)Positive and negative results

3,908 papers: 3,485 positive, 423 negative or no effect

3,484 papers in the same direction as this paper · 338 in the opposite direction · 85 reporting no difference from an alternative

  1. negative
  2. no effect
  3. negative

3,904 papers more in this group

See all 3,908 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.