Paper · 2010 · Yumi kexue

Comparison on N Utilization Efficiency of Four Maize Varieties

Jun Yan; Deguang Yang

6
claims
10
verbatim quotes
1
citations
2
research areas
—
Not open access

Abstract

The difference in the yield,biomass,N content and N use efficiency of four maize hybrids(Zhengdan958,Nongda108,Jingdan28 and Jingke308) were studied.The experiment was suggested that there were difference in the yield and plant total amount of N absorption among four maize hybrids,but the N utilization efficiency was just the opposite.There were obvious mutuality in the plant dry matter weight,grain N content and total amount of N absorption with yield,grain N content had maximal immediate effect to yield.There were obvious positive correlation in the plant biomass and grain N content.The difference were observed the effect of plant dry matter weight and grain N content to yield among hybrids.

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Claims 6

Observationobservedoriginal resultmeasured

Claim · model-written summary

The four maize hybrids differed in yield and in plant total amount of N absorption.

Taxon
maize hybridse1
Material
four maize hybridse1
Outcome
difference in the yield and plant total amount of N absorptione1

Verbatim

e1

“there were difference in the yield and plant total amount of N absorption among four maize hybrids”

✓ located verbatim in the source · abstract, characters 183–281 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

N utilization efficiency among the four maize hybrids showed the opposite pattern to yield and N absorption.

Taxon
MaizeZea mayst0
Outcome
N utilization efficiency was just the oppositee1

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

e1

“but the N utilization efficiency was just the opposite”

✓ located verbatim in the source · abstract, characters 282–336 · show in text ↑
t0

“Four Maize Varieties”

✓ located verbatim in the source · title, characters 42–62 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Plant dry matter weight, grain N content and total amount of N absorption were closely associated with yield in maize.

Taxon
MaizeZea mayst0
Organ / stage
graine1
Outcome
yielde1

Not reportedDirection

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

e1

“There were obvious mutuality in the plant dry matter weight,grain N content and total amount of N absorption with yield”

✓ located verbatim in the source · abstract, characters 337–456 · show in text ↑
t0

“Four Maize Varieties”

✓ located verbatim in the source · title, characters 42–62 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Grain N content had the largest direct effect on yield in maize.

Taxon
MaizeZea mayst0
Organ / stage
graine1
Outcome
yielde1
Qualifier
maximal immediate effecte1

Not reportedDirection

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

e1

“grain N content had maximal immediate effect to yield”

✓ located verbatim in the source · abstract, characters 457–510 · show in text ↑
t0

“Four Maize Varieties”

✓ located verbatim in the source · title, characters 42–62 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Plant biomass and grain N content were positively correlated in maize.

Taxon
MaizeZea mayst0
Organ / stage
graine1
Outcome
plant biomasse1
Direction
positive correlatione1

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

e1

“There were obvious positive correlation in the plant biomass and grain N content”

✓ located verbatim in the source · abstract, characters 511–591 · show in text ↑
t0

“Four Maize Varieties”

✓ located verbatim in the source · title, characters 42–62 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The effect of plant dry matter weight and grain N content on yield differed among the hybrids.

Taxon
hybridse1
Outcome
effect of plant dry matter weight and grain N content to yielde1

Verbatim

e1

“The difference were observed the effect of plant dry matter weight and grain N content to yield among hybrids”

✓ located verbatim in the source · abstract, characters 592–701 · show in text ↑