Paper · 2007 · Xi'nan nongye xuebao

Study on the resistance of hybrid rice seed and seedling to titanium, chromium and vanadium compounds.

Zhao Ting; Tie Boqing; Yang She-wei; et al.

8
claims
11
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

The effect of different kinds and concentration of metals of ferric race on germination potential、germination rate、the length of root and seedling、chlorophyll content and dehydrogenase activities in seedling roots of two kinds of Oryza sativa L.(T259 and J63) with cultivation experiment indoors are studied.The results showed that the germination rate and the growth of two kinds of Oryza sativa L.were accelerated in lower concentration of Ti,Cr,V and inhibited in higher concentration.The root length exhibition by metal pollution exceeded the seedling length.Under metal intimidation,Bio-chemical indexes of two kinds of Oryza sativa L.were also influenced.It could be described that with the concentration of metal increasing,All these indicated that the resistance of T259 to metal pollution was higher than that of J63's.The effect of different kinds metals is V Ti Cr.

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Claims 8

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Low concentrations of Ti, Cr and V accelerated germination rate in two rice varieties.

Taxon
Oryza sativa L.Oryza sativae0
Treatment
lower concentration of Ti,Cr,Ve0
Outcome
germination ratee0
Direction
acceleratede0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“the germination rate and the growth of two kinds of Oryza sativa L.were accelerated in lower concentration of Ti,Cr,V”

✓ located verbatim in the source · abstract, characters 332–449 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Low concentrations of Ti, Cr and V accelerated growth in two rice varieties.

Taxon
Oryza sativa L.Oryza sativae0
Treatment
lower concentration of Ti,Cr,Ve0
Outcome
growthe0
Direction
acceleratede0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“the germination rate and the growth of two kinds of Oryza sativa L.were accelerated in lower concentration of Ti,Cr,V”

✓ located verbatim in the source · abstract, characters 332–449 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

High concentrations of Ti, Cr and V inhibited germination rate in two rice varieties.

Taxon
Oryza sativa L.Oryza sativae0
Treatment
higher concentratione0
Outcome
germination ratee0
Direction
inhibitede0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“the germination rate and the growth of two kinds of Oryza sativa L.were accelerated in lower concentration of Ti,Cr,V and inhibited in higher concentration”

✓ located verbatim in the source · abstract, characters 332–487 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

High concentrations of Ti, Cr and V inhibited growth in two rice varieties.

Taxon
Oryza sativa L.Oryza sativae0
Treatment
higher concentratione0
Outcome
growthe0
Direction
inhibitede0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“the germination rate and the growth of two kinds of Oryza sativa L.were accelerated in lower concentration of Ti,Cr,V and inhibited in higher concentration”

✓ located verbatim in the source · abstract, characters 332–487 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Metal pollution affected root length more than seedling length.

Taxon
Oryza sativa L.Oryza sativae1
Treatment
metal pollutione0
Outcome
root length exhibitione0
Direction
exceedede0
Comparator
seedling lengthe0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“The root length exhibition by metal pollution exceeded the seedling length.”

✓ located verbatim in the source · abstract, characters 488–563 · show in text ↑
e1

“Oryza sativa L.(T259 and J63)”

✓ located verbatim in the source · abstract, characters 230–259 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Metal stress influenced biochemical indexes in both rice varieties.

Taxon
Oryza sativa L.Oryza sativae0
Treatment
metal intimidatione0
Outcome
Bio-chemical indexese0

Not reportedComparatorDirection

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Under metal intimidation,Bio-chemical indexes of two kinds of Oryza sativa L.were also influenced.”

✓ located verbatim in the source · abstract, characters 563–661 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

T259 had greater resistance to metal pollution than J63.

Taxon
Oryza sativa L.Oryza sativae1
Material
T259e0
Outcome
resistancee0
Direction
highere0
Comparator
J63e0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“the resistance of T259 to metal pollution was higher than that of J63's”

✓ located verbatim in the source · abstract, characters 756–827 · show in text ↑
e1

“Oryza sativa L.(T259 and J63)”

✓ located verbatim in the source · abstract, characters 230–259 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The reported relative effect of the metals was V, Ti, Cr.

Taxon
Oryza sativa L.Oryza sativae1
Outcome
effect of different kinds metalse0
Qualifier
V Ti Cre0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“The effect of different kinds metals is V Ti Cr.”

✓ located verbatim in the source · abstract, characters 828–876 · show in text ↑
e1

“Oryza sativa L.(T259 and J63)”

✓ located verbatim in the source · abstract, characters 230–259 · show in text ↑

chromium atom · growth · Oryza sativa (rice)Positive and negative results

11 papers: 2 positive, 9 negative or no effect

1 paper in the same direction as this paper · 9 in the opposite direction

  1. negative
  2. negative
  3. negative

7 papers more in this group

See all 11 papers →

pollution · growth · Oryza sativa (rice)Positive and negative results

10 papers: 3 positive, 7 negative or no effect

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

  1. positive
  2. positive
  3. positive

6 papers more in this group

See all 10 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.