Paper · 2009 · Zhongguo youliao zuowu xuebao

Effects of exogenous ascorbic acid on seed germination and growth of Brassica napus under seawater stress

Peng Li

5
claims
11
verbatim quotes
1
citations
1
research areas
—
Not open access

Abstract

Growing plants that are tolerant to salt water is one option for exploiting mudflats along the coast.In this paper,Brassica napus was cultured in the hoagland solution containing 30% seawater with different concentration of ascorbic acid(AsA).After seed germination,young seedling growth and physiological and biochemical indexes of Brassica napus were analyzed.The results showed growth of Brassica napus were significantly inhibited in 30% seawater.Treatments with AsA additions increased growth of Brassica napus,improved chlorophyll content.Increased AsA content can sustain better activities of SOD,APX and POD.It was concluded that exogenous AsA could relieve the seawater poison to Brassica napus,and the optimum concentration was 20mg·L-1.

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Claims 5

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Growth of Brassica napus was significantly inhibited in 30% seawater.

Taxon
Brassica napusBrassica napust0
Treatment
30% seawatere1
Outcome
growthe1
Direction
significantly inhibitede1

Not reportedComparator

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Brassica napus”

✓ located verbatim in the source · title, characters 69–83 · show in text ↑
e1

“The results showed growth of Brassica napus were significantly inhibited in 30% seawater”

✓ located verbatim in the source · abstract, characters 362–450 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Ascorbic acid additions increased growth of Brassica napus under seawater stress.

Taxon
Brassica napusBrassica napust0
Treatment
AsA additionse2
Outcome
growthe2
Direction
increasede2

Not reportedComparator

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Brassica napus”

✓ located verbatim in the source · title, characters 69–83 · show in text ↑
e2

“Treatments with AsA additions increased growth of Brassica napus,improved chlorophyll content”

✓ located verbatim in the source · abstract, characters 451–544 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Ascorbic acid additions improved chlorophyll content of Brassica napus under seawater stress.

Taxon
Brassica napusBrassica napust0
Treatment
AsA additionse2
Outcome
chlorophyll contente2
Direction
improvede2

Not reportedComparator

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Brassica napus”

✓ located verbatim in the source · title, characters 69–83 · show in text ↑
e2

“Treatments with AsA additions increased growth of Brassica napus,improved chlorophyll content”

✓ located verbatim in the source · abstract, characters 451–544 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Increased AsA content sustained better activities of SOD, APX and POD in Brassica napus.

Taxon
Brassica napusBrassica napust0
Treatment
Increased AsA contente3
Outcome
activities of SOD,APX and PODe3
Direction
bettere3

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Brassica napus”

✓ located verbatim in the source · title, characters 69–83 · show in text ↑
e3

“Increased AsA content can sustain better activities of SOD,APX and POD”

✓ located verbatim in the source · abstract, characters 545–615 · show in text ↑
Observationauthor interpretationoriginal resultmeasured

Claim · model-written summary

The optimum exogenous ascorbic acid concentration for Brassica napus under seawater stress was 20 mg/L.

Taxon
Brassica napusBrassica napust0
Treatment
AsA additionse2
Outcome
optimum concentratione4
Value
20mg·L-1e4

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Brassica napus”

✓ located verbatim in the source · title, characters 69–83 · show in text ↑
e2

“Treatments with AsA additions increased growth of Brassica napus,improved chlorophyll content”

✓ located verbatim in the source · abstract, characters 451–544 · show in text ↑
e4

“the optimum concentration was 20mg·L-1”

✓ located verbatim in the source · abstract, characters 708–746 · show in text ↑

L-ascorbic acid · growth · Brassica napus (oilseed rape)Results agree

4 papers: 4 positive, 0 negative or no effect

3 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive
See all 4 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.