Paper · 1992

RULE OF ROOT DEVELOPMENT IN WHEAT

Peng Yong-xi

6
claims
12
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

The rule of wheat root development under different seedling denasities and nitrogen supplies was studied with three cultivars in 1984~1987. The results were as follows: The relationship between leaf emergence and rooting was n-3 i. e. the roots on n-3 node happened while nth leaf emergenced, The rootability of each node on the same stem and tiller increased with the rising of the node. There were usual- ly 1-2 roots on coleoptilar node, tiller sheath node. and 1st to 4th leaf nodes, as well as 1st to 2nd leaf nodes of tillers. 2-6 roots on the rest of nodes. As many as 6-8 roots could be produced on the uppermost rooting node. The rootability of the uppermost three rooting nodes in main stem and tillers was greatly af- fected by different seedling densities and nitrogen supplies.

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Claims 6

Observationobservedoriginal resultmeasured

Claim · model-written summary

Roots on the n-3 node of wheat formed while leaf n emerged.

Outcome
roots on n-3 nodee1

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 rule of wheat root development under different seedling denasities and nitrogen supplies was studied with three cultivars”

✓ located verbatim in the source · abstract, characters 0–125 · show in text ↑
e1

“the roots on n-3 node happened while nth leaf emergenced”

✓ located verbatim in the source · abstract, characters 235–291 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Rootability of each wheat node on the same stem and tiller increased with node position.

Organ / stage
each node on the same stem and tillere2
Outcome
rootability of each nodee2
Direction
increasede2

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 rule of wheat root development under different seedling denasities and nitrogen supplies was studied with three cultivars”

✓ located verbatim in the source · abstract, characters 0–125 · show in text ↑
e2

“The rootability of each node on the same stem and tiller increased with the rising of the node”

✓ located verbatim in the source · abstract, characters 293–387 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Wheat usually had 1-2 roots on the coleoptilar node, tiller sheath node, 1st to 4th leaf nodes and 1st to 2nd leaf nodes of tillers.

Organ / stage
coleoptilar node, tiller sheath nodee3
Outcome
rootse3
Value
1-2 rootse3

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 rule of wheat root development under different seedling denasities and nitrogen supplies was studied with three cultivars”

✓ located verbatim in the source · abstract, characters 0–125 · show in text ↑
e3

“1-2 roots on coleoptilar node, tiller sheath node. and 1st to 4th leaf nodes, as well as 1st to 2nd leaf nodes of tillers”

✓ located verbatim in the source · abstract, characters 410–531 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Wheat nodes other than the listed ones carried 2-6 roots each.

Organ / stage
the rest of nodese4
Outcome
rootse4
Value
2-6 rootse4

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 rule of wheat root development under different seedling denasities and nitrogen supplies was studied with three cultivars”

✓ located verbatim in the source · abstract, characters 0–125 · show in text ↑
e4

“2-6 roots on the rest of nodes”

✓ located verbatim in the source · abstract, characters 533–563 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

As many as 6-8 roots could be produced on the uppermost rooting node of wheat.

Organ / stage
uppermost rooting nodee5
Outcome
rootse5
Value
6-8 rootse5
Qualifier
As many ase5

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 rule of wheat root development under different seedling denasities and nitrogen supplies was studied with three cultivars”

✓ located verbatim in the source · abstract, characters 0–125 · show in text ↑
e5

“As many as 6-8 roots could be produced on the uppermost rooting node”

✓ located verbatim in the source · abstract, characters 565–633 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Rootability of the uppermost three rooting nodes in wheat was greatly affected by seedling density and nitrogen supply.

Organ / stage
main stem and tillerse6
Treatment
different seedling densities and nitrogen suppliese6
Outcome
rootability of the uppermost three rooting nodese6

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

“The rule of wheat root development under different seedling denasities and nitrogen supplies was studied with three cultivars”

✓ located verbatim in the source · abstract, characters 0–125 · show in text ↑
e6

“The rootability of the uppermost three rooting nodes in main stem and tillers was greatly af- fected by different seedling densities and nitrogen supplies”

✓ located verbatim in the source · abstract, characters 635–789 · show in text ↑