Paper · 2021 · Legume Research - An International Journal

Screening of Blackgram Genotypes for Drought Tolerance using PEG (Polyethylene Glycol) Induced Drought Stress at Seedling Stage

C. Shobanadevi; R. Elangaimannan; K. Vadivel

3
claims
6
verbatim quotes
5
citations
2
research areas
—
Not open access

Abstract

Background: Drought is one of the abiotic factor. It is considered to be a moderate loss of water. Water is main source involving for all activities of plant growth throughout the crop plants. Seed germination is considered as one of the first and foremost fundamental life stages of a plant, where the success in growth and yield is also depending on this stage. Methods: An experiment was conducted in order to study the effect of different concentrations (i.e., 0, 10, 20 and 30%) of polyethylene glycol (PEG) stress on germination and early growth stages of 28 genotypes of black gram. Different germination indices such as germination percent, radical length, plumule length, along with drought parameters like drought tolerance index was measured. Conclusion: Results showed significant differences among the cultivars at each drought stress level and significant decrease was observed in germination, length of radical and plumule and radical and plumule dry matter parameters, among all the genotypes genotypes Nirmal 7, NRIB 002, MDU 1, VBN 8 and NUL 7 VISWAS showed their efficiency in terms of germination and germination attributes to with stand to the drought conditions.

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Claims 3

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

PEG-induced drought stress significantly decreased germination, radical and plumule length, and radical and plumule dry matter in black gram genotypes.

Taxon
black gramVigna mungoe1
Treatment
polyethylene glycol (PEG) stresse1
Outcome
germination, length of radical and plumule and radical and plumule dry matter parameterse0
Direction
decreasee0

Not reportedComparator

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

Vigna mungo
Vigna mungo · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“significant decrease was observed in germination, length of radical and plumule and radical and plumule dry matter parameters, among all the genotypes”

✓ located verbatim in the source · abstract, characters 858–1008 · show in text ↑
e1

“effect of different concentrations (i.e., 0, 10, 20 and 30%) of polyethylene glycol (PEG) stress on germination and early growth stages of 28 genotypes of black gram”

✓ located verbatim in the source · abstract, characters 423–588 · show in text ↑
Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Black gram genotypes differed significantly in drought response at each PEG stress level.

Taxon
black gramVigna mungoe1
Outcome
differences among the cultivarse2
Qualifier
at each drought stress levele2

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

Vigna mungo
Vigna mungo · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“effect of different concentrations (i.e., 0, 10, 20 and 30%) of polyethylene glycol (PEG) stress on germination and early growth stages of 28 genotypes of black gram”

✓ located verbatim in the source · abstract, characters 423–588 · show in text ↑
e2

“Results showed significant differences among the cultivars at each drought stress level”

✓ located verbatim in the source · abstract, characters 766–853 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Five black gram genotypes showed efficiency in germination and germination attributes under drought conditions.

Taxon
black gramVigna mungoe1
Material
Nirmal 7, NRIB 002, MDU 1, VBN 8 and NUL 7 VISWASe3
Outcome
efficiency in terms of germination and germination attributese3
Qualifier
to with stand to the drought conditionse3

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

Vigna mungo
Vigna mungo · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“effect of different concentrations (i.e., 0, 10, 20 and 30%) of polyethylene glycol (PEG) stress on germination and early growth stages of 28 genotypes of black gram”

✓ located verbatim in the source · abstract, characters 423–588 · show in text ↑
e3

“Nirmal 7, NRIB 002, MDU 1, VBN 8 and NUL 7 VISWAS showed their efficiency in terms of germination and germination attributes to with stand to the drought conditions”

✓ located verbatim in the source · abstract, characters 1019–1183 · show in text ↑

poly(ethylene glycol) · growth · Vigna mungo (black gram)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.