Paper · 2013 · Advanced materials research

Selective Transport Capacity for K+ and Ca2+ over Na+ of Leaf Sheath is Correlated with Salt Tolerance of Energy Plant Sweet Sorghum

Tong Lou Ding; Jie Song; Hai Fan; et al.

13
claims
26
verbatim quotes
1
citations
2
research areas
✓
Open access · cc-by

Abstract

Two sweet sorghum varieties (salt tolerant Jitianza 2 and salt sensitive Lvneng 1) were used to investigate their adaptation to NaCl stress under different cultivation conditions of potted cultivation and field cultivation, and selective transport capacity for K + over Na + , and Ca 2+ over Na + of leaf sheath. NaCl stress decreased Pn, Fv/Fm, fresh weight of leaf sheath and leaf blade, field yield in both varieties. NaCl stress induced Na + accumulation while it decreased K + and Ca 2+ levels in leaf sheath and leaf blade of both varieties. The increase in Na + of leaf blade and the decrease in K + and Ca 2+ of leaf blade were greater in Lvneng 1 than those in Jitianza 2. Furthermore, the Na + , K + contents in leaf sheath of Jitianza 2 were significantly higher than those of Lvneng 1 under NaCl stress. The selective transport capacity for K + over Na + , and Ca 2+ over Na + of leaf sheath in Jitianza 2 was significantly greater than that in Lvneng 1. Pn, Fv/Fm, stem stalk field, ear field, juice yield, stalk Brix, sugar content of Jitianza 2 were significantly higher than those of Lvneng 1, which was correlated with stronger selective transport capacity for K + over Na + , Ca 2+ over Na + of Leaf Sheath of Jitianza 2.

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Claims 13

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

NaCl stress reduced Pn and Fv/Fm in both varieties.

Taxon
sweet sorghumt0
Treatment
NaCl stresse0
Outcome
Pn, Fv/Fme0
Direction
decreasede0

Not reportedComparator

Verbatim

e0

“NaCl stress decreased Pn, Fv/Fm, fresh weight of leaf sheath and leaf blade, field yield in both varieties.”

✓ located verbatim in the source · abstract, characters 313–420 · show in text ↑
t0

“Sweet Sorghum”

✓ located verbatim in the source · title, characters 119–132 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

NaCl stress reduced leaf sheath and blade fresh weight in both varieties.

Taxon
sweet sorghumt0
Treatment
NaCl stresse0
Outcome
fresh weight of leaf sheath and leaf bladee0
Direction
decreasede0

Not reportedComparator

Verbatim

e0

“NaCl stress decreased Pn, Fv/Fm, fresh weight of leaf sheath and leaf blade, field yield in both varieties.”

✓ located verbatim in the source · abstract, characters 313–420 · show in text ↑
t0

“Sweet Sorghum”

✓ located verbatim in the source · title, characters 119–132 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

NaCl stress reduced field yield in both varieties.

Taxon
sweet sorghumt0
Treatment
NaCl stresse0
Outcome
field yielde0
Direction
decreasede0

Not reportedComparator

Verbatim

e0

“NaCl stress decreased Pn, Fv/Fm, fresh weight of leaf sheath and leaf blade, field yield in both varieties.”

✓ located verbatim in the source · abstract, characters 313–420 · show in text ↑
t0

“Sweet Sorghum”

✓ located verbatim in the source · title, characters 119–132 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

NaCl stress raised Na + accumulation in the leaf sheath and blade.

Taxon
sweet sorghumt0
Organ / stage
leaf sheath and leaf bladee0
Treatment
NaCl stresse0
Outcome
Na + accumulatione0
Direction
inducede0

Not reportedComparator

Verbatim

e0

“NaCl stress induced Na + accumulation while it decreased K + and Ca 2+ levels in leaf sheath and leaf blade of both varieties.”

✓ located verbatim in the source · abstract, characters 421–547 · show in text ↑
t0

“Sweet Sorghum”

✓ located verbatim in the source · title, characters 119–132 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

NaCl stress decreased K + and Ca 2+ levels in the leaf sheath and blade.

Taxon
sweet sorghumt0
Organ / stage
leaf sheath and leaf bladee0
Treatment
NaCl stresse0
Outcome
K + and Ca 2+ levelse0
Direction
decreasede0

Not reportedComparator

Verbatim

e0

“NaCl stress induced Na + accumulation while it decreased K + and Ca 2+ levels in leaf sheath and leaf blade of both varieties.”

✓ located verbatim in the source · abstract, characters 421–547 · show in text ↑
t0

“Sweet Sorghum”

✓ located verbatim in the source · title, characters 119–132 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Lvneng 1 had a greater increase in blade Na + than Jitianza 2.

Taxon
sweet sorghumt0
Material
Lvneng 1e0
Outcome
increase in Na + of leaf bladee0
Direction
greatere0
Comparator
Jitianza 2e0

Verbatim

e0

“The increase in Na + of leaf blade and the decrease in K + and Ca 2+ of leaf blade were greater in Lvneng 1 than those in Jitianza 2.”

✓ located verbatim in the source · abstract, characters 548–681 · show in text ↑
t0

“Sweet Sorghum”

✓ located verbatim in the source · title, characters 119–132 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Lvneng 1 had a greater decrease in blade K + and Ca 2+ than Jitianza 2.

Taxon
sweet sorghumt0
Material
Lvneng 1e0
Outcome
decrease in K + and Ca 2+ of leaf bladee0
Direction
greatere0
Comparator
Jitianza 2e0

Verbatim

e0

“The increase in Na + of leaf blade and the decrease in K + and Ca 2+ of leaf blade were greater in Lvneng 1 than those in Jitianza 2.”

✓ located verbatim in the source · abstract, characters 548–681 · show in text ↑
t0

“Sweet Sorghum”

✓ located verbatim in the source · title, characters 119–132 · show in text ↑
Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Jitianza 2 had significantly higher sheath Na + and K + under salt stress.

Taxon
sweet sorghumt0
Material
Jitianza 2e0
Treatment
NaCl stresse0
Outcome
Na + , K + contents in leaf sheathe0
Direction
highere0
Comparator
Lvneng 1e0

Verbatim

e0

“the Na + , K + contents in leaf sheath of Jitianza 2 were significantly higher than those of Lvneng 1 under NaCl stress.”

✓ located verbatim in the source · abstract, characters 695–815 · show in text ↑
t0

“Sweet Sorghum”

✓ located verbatim in the source · title, characters 119–132 · show in text ↑
Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Jitianza 2 had significantly greater selective sheath transport for K + over Na + and Ca 2+ over Na +.

Taxon
sweet sorghumt0
Material
Jitianza 2e0
Outcome
selective transport capacity for K + over Na + , and Ca 2+ over Na + of leaf sheathe0
Direction
greatere0
Comparator
Lvneng 1e0

Verbatim

e0

“The selective transport capacity for K + over Na + , and Ca 2+ over Na + of leaf sheath in Jitianza 2 was significantly greater than that in Lvneng 1.”

✓ located verbatim in the source · abstract, characters 816–966 · show in text ↑
t0

“Sweet Sorghum”

✓ located verbatim in the source · title, characters 119–132 · show in text ↑
Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Jitianza 2 had significantly higher Pn and Fv/Fm than Lvneng 1.

Taxon
sweet sorghumt0
Material
Jitianza 2e0
Outcome
Pn, Fv/Fme0
Direction
highere0
Comparator
Lvneng 1e0

Verbatim

e0

“Pn, Fv/Fm, stem stalk field, ear field, juice yield, stalk Brix, sugar content of Jitianza 2 were significantly higher than those of Lvneng 1”

✓ located verbatim in the source · abstract, characters 967–1108 · show in text ↑
t0

“Sweet Sorghum”

✓ located verbatim in the source · title, characters 119–132 · show in text ↑
Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Jitianza 2 had significantly higher stem stalk field, ear field and juice yield.

Taxon
sweet sorghumt0
Material
Jitianza 2e0
Outcome
stem stalk field, ear field, juice yielde0
Direction
highere0
Comparator
Lvneng 1e0

Verbatim

e0

“stem stalk field, ear field, juice yield, stalk Brix, sugar content of Jitianza 2 were significantly higher than those of Lvneng 1”

✓ located verbatim in the source · abstract, characters 978–1108 · show in text ↑
t0

“Sweet Sorghum”

✓ located verbatim in the source · title, characters 119–132 · show in text ↑
Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Jitianza 2 had significantly higher stalk Brix and sugar content.

Taxon
sweet sorghumt0
Material
Jitianza 2e0
Outcome
stalk Brix, sugar contente0
Direction
highere0
Comparator
Lvneng 1e0

Verbatim

e0

“stalk Brix, sugar content of Jitianza 2 were significantly higher than those of Lvneng 1”

✓ located verbatim in the source · abstract, characters 1020–1108 · show in text ↑
t0

“Sweet Sorghum”

✓ located verbatim in the source · title, characters 119–132 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Higher photosynthetic, yield and sugar traits in Jitianza 2 correlated with stronger sheath selective ion transport.

Taxon
sweet sorghumt0
Material
Jitianza 2e0
Outcome
selective transport capacity for K + over Na + , Ca 2+ over Na + of Leaf Sheathe0

Not reportedDirection

Verbatim

e0

“which was correlated with stronger selective transport capacity for K + over Na + , Ca 2+ over Na + of Leaf Sheath of Jitianza 2.”

✓ located verbatim in the source · abstract, characters 1110–1239 · show in text ↑
t0

“Sweet Sorghum”

✓ located verbatim in the source · title, characters 119–132 · show in text ↑

sodium chloride · yield · SorghumResults differ

5 papers: 0 positive, 5 negative or no effect

4 papers in the same direction as this paper

  1. negative
  2. negative
  3. no effect

1 paper more in this group

See all 5 papers →

sodium chloride · growth · SorghumResults differ

28 papers: 9 positive, 19 negative or no effect

18 papers in the same direction as this paper · 9 in the opposite direction

  1. positive
  2. positive
  3. positive

24 papers more in this group

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sodium chloride · nutrient: content · SorghumPositive and negative results

3 papers: 1 positive, 2 negative or no effect

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

  1. positive
  2. negative
See all 3 papers →

sodium chloride · physiology: photosynthesis · SorghumPositive and negative results

4 papers: 1 positive, 3 negative or no effect

2 papers in the same direction as this paper · 1 in the opposite direction

  1. positive
  2. negative
  3. negative
See all 4 papers →

sodium chloride · molecular: metabolites · SorghumPositive and negative results

7 papers: 1 positive, 6 negative or no effect

5 papers in the same direction as this paper · 1 in the opposite direction

  1. positive
  2. negative
  3. negative

3 papers more in this group

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salinity · yield · SorghumResults differ

31 papers: 5 positive, 26 negative or no effect

25 papers in the same direction as this paper · 5 in the opposite direction

  1. positive
  2. positive
  3. positive

27 papers more in this group

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salinity · growth · SorghumResults differ

89 papers: 11 positive, 78 negative or no effect

77 papers in the same direction as this paper · 11 in the opposite direction

  1. positive
  2. positive
  3. positive

85 papers more in this group

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salinity · molecular: metabolites · SorghumPositive and negative results

7 papers: 2 positive, 5 negative or no effect

4 papers in the same direction as this paper · 2 in the opposite direction

  1. positive
  2. positive
  3. negative

3 papers more in this group

See all 7 papers →

8 of 10 groups shown: named compounds and organisms first, then groups whose results differ (checked claim by claim), then those with positive and negative results, then the smaller groups.

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.