Paper · 2001 · Maize Sciences

Auto_regulate on Characteristics of Source and Sink under Different Planting Density of Xinjiang Spring Maize

Li Shao

4
claims
8
verbatim quotes
0
citations
3
research areas
—
Not open access

Abstract

The auto_regulation of indivedual and colony's characteristics of source and sink of spring maize(Sc704)under different planting density were studied in two diferent ecological regions (Shihezi and Yili).The result showed that the auto-regulation capability of source characteristics were weaker in comparing with that of sink characteristics.Auto-regulation of leaf area(LAR)increased gradually along with the phylogeny and the pressure that colony imposing on individual plant's growth.The increase of planting density mainly reduced the capacity of kernel setting and grain filling,caused grain number and grain weight losing.

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Claims 4

Associationobservedoriginal resultmeasured

Claim · model-written summary

Auto-regulation capability of source characteristics was weaker than that of sink characteristics in spring maize

Taxon
spring maizeZea mayse0
Outcome
auto-regulation capability of source characteristicse1
Direction
weakere1
Comparator
sink characteristicse1

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

“spring maize(Sc704)”

✓ located verbatim in the source · abstract, characters 85–104 · show in text ↑
e1

“the auto-regulation capability of source characteristics were weaker in comparing with that of sink characteristics”

✓ located verbatim in the source · abstract, characters 227–342 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Auto-regulation of leaf area increased gradually with phytomer development and colony pressure in spring maize

Taxon
spring maizeZea mayse0
Organ / stage
phylogenye2
Outcome
Auto-regulation of leaf areae2
Direction
increased graduallye2

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

“spring maize(Sc704)”

✓ located verbatim in the source · abstract, characters 85–104 · show in text ↑
e2

“Auto-regulation of leaf area(LAR)increased gradually along with the phylogeny and the pressure that colony imposing on individual plant's growth”

✓ located verbatim in the source · abstract, characters 343–487 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Increased planting density reduced the capacity of kernel setting and grain filling in spring maize

Taxon
spring maizeZea mayse0
Treatment
increase of planting densitye3
Outcome
capacity of kernel setting and grain fillinge3
Direction
reducede3
Qualifier
mainlye3

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

“spring maize(Sc704)”

✓ located verbatim in the source · abstract, characters 85–104 · show in text ↑
e3

“The increase of planting density mainly reduced the capacity of kernel setting and grain filling,caused grain number and grain weight losing”

✓ located verbatim in the source · abstract, characters 488–628 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Increased planting density caused grain number and grain weight to decrease in spring maize

Taxon
spring maizeZea mayse0
Treatment
increase of planting densitye3
Outcome
grain number and grain weighte3
Direction
losinge3

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

“spring maize(Sc704)”

✓ located verbatim in the source · abstract, characters 85–104 · show in text ↑
e3

“The increase of planting density mainly reduced the capacity of kernel setting and grain filling,caused grain number and grain weight losing”

✓ located verbatim in the source · abstract, characters 488–628 · show in text ↑

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

658 papers: 519 positive, 139 negative or no effect

138 papers in the same direction as this paper · 519 in the opposite direction

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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.