Paper · 2009

Evaluation of selection criteria in Cicer arietinum L. using correlation coefficients and path analysis

Ali, Muhammad Amjad; Nausherwan Nobel Nawab; Abbas, Amjad; et al.

4
claims
7
verbatim quotes
102
citations
1
research areas
✓
Open access

Abstract

The study pertaining to the evaluation of selection criteria in chickpea using correlation coefficients and path analysis was carried out in the Department of Plant Breeding and Genetics, University of Agriculture, Faisalabad for a period of two years. Experimental material comprised of twenty chickpea genotypes. The genotypes demonstrated highly significant differences (P<0.01) for all the traits studied. The results of correlation analysis revealed that that grain yield plant-1 had significant genotypic and highly significant phenotypic relationship with primary branches, pods plant-1, seeds plant-1, seeds pod-1 and total biological yield. The path coefficient analysis based on grain yield plant-1, as a dependent variable, exposed that all of the other traits, except days to flowering, days to maturity and secondary branches exhibited positive direct effects. The path analysis confirmed that biological yield followed by number of seeds pod-1, 100-grain weight, had the maximum positive direct influence on grain yield plant-1. Therefore, this study suggested that chickpea improvement progarmme could be based on these characters as selection criteria.

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Claims 4

Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Grain yield per plant had significant genotypic and highly significant phenotypic relationships with primary branches, pods per plant and seeds per plant.

Taxon
chickpeaCicer arietinume1
Material
twenty chickpea genotypese1
Outcome
grain yield plant-1e0
Qualifier
significant genotypic and highly significant phenotypic relationship with primary branches, pods plant-1, seeds plant-1e0

Not reportedDirection

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“grain yield plant-1 had significant genotypic and highly significant phenotypic relationship with primary branches, pods plant-1, seeds plant-1, seeds pod-1 and total biological yield”

✓ located verbatim in the source · abstract, characters 465–648 · show in text ↑
e1

“Experimental material comprised of twenty chickpea genotypes”

✓ located verbatim in the source · abstract, characters 253–313 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

In path analysis on grain yield per plant, all other traits except days to flowering, days to maturity and secondary branches had positive direct effects.

Taxon
chickpeaCicer arietinume1
Material
twenty chickpea genotypese1
Outcome
direct effectse0
Direction
positivee0
Qualifier
except days to flowering, days to maturity and secondary branchese0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The path coefficient analysis based on grain yield plant-1, as a dependent variable, exposed that all of the other traits, except days to flowering, days to maturity and secondary branches exhibited positive direct effects”

✓ located verbatim in the source · abstract, characters 650–872 · show in text ↑
e1

“Experimental material comprised of twenty chickpea genotypes”

✓ located verbatim in the source · abstract, characters 253–313 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Biological yield, followed by number of seeds per pod and 100-grain weight, had the maximum positive direct influence on grain yield per plant.

Taxon
chickpeaCicer arietinume1
Material
twenty chickpea genotypese1
Outcome
direct influence on grain yield plant-1e0
Direction
maximume0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The path analysis confirmed that biological yield followed by number of seeds pod-1, 100-grain weight, had the maximum positive direct influence on grain yield plant-1”

✓ located verbatim in the source · abstract, characters 874–1041 · show in text ↑
e1

“Experimental material comprised of twenty chickpea genotypes”

✓ located verbatim in the source · abstract, characters 253–313 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors suggest chickpea improvement programmes could use these characters as selection criteria.

Taxon
chickpeaCicer arietinume0
Outcome
selection criteriae0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“this study suggested that chickpea improvement progarmme could be based on these characters as selection criteria”

✓ located verbatim in the source · abstract, characters 1054–1167 · show in text ↑