Paper · 2000 · Journal of Plant Nutrition

Organ compartmentation of zinc and nickel in pigeonpea seedlings in relation to cultivar tolerance

T. V. S. Sresty; K. V. Madhava Rao

7
claims
12
verbatim quotes
2
citations
1
research areas
—
Not open access

Abstract

Abstract Zinc (Zn) and nickel (Ni) accumulation in the seedlings of two pigeonpea [Cajanus cajan (L.) Millspaugh] cultivars were studied under different concentrations of Zn and Ni supplied. Significant differences in the seedling growth were observed between the two cultivars of pigeonpea as well as between Zn and Ni treatments. The Zn and Ni treatments decreased dry weights and relative growth indices of the roots and shoots. The Zn and Ni accumulation was greater in the roots of cv. LRG30 than cv. ICPL87. The amount of metal ions allocated to the shoots was more in cv. ICPL87 than in cv. LRG30. The conspicuous compartmentation of Zn and Ni in the roots of the seedlings and the differential responses of the two cultivars of pigeonpea to these heavy metals indicated that cv. LRG30 possesses better root compartmentation of Zn and Ni and therefore resulted in relatively better growth than cv. ICPL87.

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 7

Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Seedling growth differed significantly between the two pigeonpea cultivars.

Taxon
pigeonpeaCajanus cajane0
Material
two cultivars of pigeonpeae0
Outcome
seedling growthe0

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

Cajanus cajan
Cajanus cajan · TaxonFilo gèn' · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Significant differences in the seedling growth were observed between the two cultivars of pigeonpea”

✓ located verbatim in the source · abstract, characters 191–290 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Seedling growth differed significantly between zinc and nickel treatments.

Taxon
pigeonpeaCajanus cajane0
Treatment
Zn and Ni treatmentse0
Outcome
seedling growthe0

Not reportedComparatorDirection

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

Cajanus cajan
Cajanus cajan · TaxonFilo gèn' · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Significant differences in the seedling growth were observed between the two cultivars of pigeonpea as well as between Zn and Ni treatments”

✓ located verbatim in the source · abstract, characters 191–330 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Zinc and nickel treatments decreased root and shoot dry weights and relative growth indices.

Taxon
pigeonpeaCajanus cajant0
Organ / stage
roots and shootse0
Treatment
Zn and Ni treatmentse0
Outcome
dry weights and relative growth indices of the roots and shootse0
Direction
decreasede0

Not reportedComparator

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

Cajanus cajan
Cajanus cajan · TaxonFilo gèn' · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The Zn and Ni treatments decreased dry weights and relative growth indices of the roots and shoots.”

✓ located verbatim in the source · abstract, characters 332–431 · show in text ↑
t0

“pigeonpea seedlings”

✓ located verbatim in the source · title, characters 45–64 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Root zinc and nickel accumulation was greater in LRG30 than ICPL87.

Taxon
pigeonpeaCajanus cajant0
Material
cv. LRG30e0
Organ / stage
rootse0
Outcome
Zn and Ni accumulatione0
Direction
greatere0
Comparator
cv. ICPL87e0

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

Cajanus cajan
Cajanus cajan · TaxonFilo gèn' · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The Zn and Ni accumulation was greater in the roots of cv. LRG30 than cv. ICPL87.”

✓ located verbatim in the source · abstract, characters 432–513 · show in text ↑
t0

“pigeonpea seedlings”

✓ located verbatim in the source · title, characters 45–64 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

More metal ions were allocated to shoots in ICPL87 than LRG30.

Taxon
pigeonpeaCajanus cajant0
Material
cv. ICPL87e0
Organ / stage
shootse0
Outcome
amount of metal ions allocated to the shootse0
Direction
moree0
Comparator
cv. LRG30e0

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

Cajanus cajan
Cajanus cajan · TaxonFilo gèn' · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The amount of metal ions allocated to the shoots was more in cv. ICPL87 than in cv. LRG30.”

✓ located verbatim in the source · abstract, characters 514–604 · show in text ↑
t0

“pigeonpea seedlings”

✓ located verbatim in the source · title, characters 45–64 · show in text ↑
Observationauthor interpretationoriginal resultmeasured

Claim · model-written summary

LRG30 showed better root zinc and nickel compartmentation than ICPL87.

Taxon
pigeonpeaCajanus cajant0
Material
cv. LRG30e0
Outcome
root compartmentation of Zn and Nie0
Direction
bettere0
Comparator
cv. ICPL87e0

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

Cajanus cajan
Cajanus cajan · TaxonFilo gèn' · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“cv. LRG30 possesses better root compartmentation of Zn and Ni and therefore resulted in relatively better growth than cv. ICPL87”

✓ located verbatim in the source · abstract, characters 783–911 · show in text ↑
t0

“pigeonpea seedlings”

✓ located verbatim in the source · title, characters 45–64 · show in text ↑
Mechanismauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

LRG30 had relatively better growth than ICPL87, attributed to root metal compartmentation.

Taxon
pigeonpeaCajanus cajant0
Material
cv. LRG30e0
Outcome
relatively better growthe0
Direction
bettere0
Qualifier
root compartmentation of Zn and Nie0
Comparator
cv. ICPL87e0

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

Cajanus cajan
Cajanus cajan · TaxonFilo gèn' · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“cv. LRG30 possesses better root compartmentation of Zn and Ni and therefore resulted in relatively better growth than cv. ICPL87”

✓ located verbatim in the source · abstract, characters 783–911 · show in text ↑
t0

“pigeonpea seedlings”

✓ located verbatim in the source · title, characters 45–64 · show in text ↑

zinc atom · growth · Cajanus cajan (pigeon pea)Results differ

9 papers: 5 positive, 4 negative or no effect

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

  1. positive
  2. positive
  3. positive

5 papers more in this group

See all 9 papers →

nickel atom · growth · Cajanus cajan (pigeon pea)Positive 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 →

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.