Paper · 2006 · Khulna University Studies

STUDIES ON GRAIN PHYSICOCHEMICAL CHARACTERISTICS OF BANGLADESH INDIGENOUS RICE CULTIVARS

Md. Sarwar Jahan; Mst. Kanij Fatema; Sultana Farha Diba Azad; et al.

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claims
13
verbatim quotes
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citations
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Open access · cc-by-nc

Abstract

Laboratory experiments were conducted to characterize 367 local cultivars from 6 ecotypes of Bangladesh rice based on physicochemical properties of the grains. The study was carried out at the Agronomy Laboratory of Agrotechnology Discipline, Khulna University, Khulna, Bangladesh. The cultivars were collected from 6 regions of the country viz. Rajshahi, Dhaka, Sylhet, Barisal, Khulna and Chittagong. The range of grain length and width varied between 2.71 mm, and 8.08 mm and 1.16 mm and 3.28 mm, respectively. Medium grains (5.51-6.60 mm length and length width ratio 2.10-3.00) showed the maximum frequency. Significant relationship was observed among the grain parameters studied. Alkali spreading scores of 1 to 7 were detected among the cultivars tested, scores 1 and 2 were frequent. Flaky rices or rices with medium gel consistency are found in maximum number of cultivars followed by cultivars with hard gel consistency. The results of various characters studied in the experiments suggest that some good characters do exist in our local cultivars.

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Claims 7

Observationobservedoriginal resultmeasured

Claim · model-written summary

Rice cultivar grain lengths ranged from 2.71 to 8.08 mm.

Outcome
grain lengthe0
Direction
variede0
Value
2.71 mm, and 8.08 mme0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“The range of grain length and width varied between 2.71 mm, and 8.08 mm and 1.16 mm and 3.28 mm, respectively.”

✓ located verbatim in the source · abstract, characters 403–513 · show in text ↑
t0

“RICE”

✓ located verbatim in the source · title, characters 74–78 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Rice cultivar grain widths ranged from 1.16 to 3.28 mm.

Outcome
widthe0
Direction
variede0
Value
1.16 mm and 3.28 mme0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“The range of grain length and width varied between 2.71 mm, and 8.08 mm and 1.16 mm and 3.28 mm, respectively.”

✓ located verbatim in the source · abstract, characters 403–513 · show in text ↑
t0

“RICE”

✓ located verbatim in the source · title, characters 74–78 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Medium grains had the highest frequency, with lengths of 5.51–6.60 mm and length-width ratios of 2.10–3.00.

Outcome
frequencye0
Direction
maximume0
Qualifier
Medium grains (5.51-6.60 mm length and length width ratio 2.10-3.00)e0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Medium grains (5.51-6.60 mm length and length width ratio 2.10-3.00) showed the maximum frequency.”

✓ located verbatim in the source · abstract, characters 514–612 · show in text ↑
t0

“RICE”

✓ located verbatim in the source · title, characters 74–78 · show in text ↑
Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

The grain parameters had significant relationships with one another.

Outcome
grain parameterse0
Comparator
grain parameterse0

Not reportedDirection

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Significant relationship was observed among the grain parameters studied.”

✓ located verbatim in the source · abstract, characters 613–686 · show in text ↑
t0

“RICE”

✓ located verbatim in the source · title, characters 74–78 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Alkali spreading scores ranged from 1 to 7, with scores 1 and 2 frequent.

Outcome
Alkali spreading scorese0
Value
1 to 7e0
Qualifier
scores 1 and 2 were frequente0

Not reportedDirection

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Alkali spreading scores of 1 to 7 were detected among the cultivars tested, scores 1 and 2 were frequent.”

✓ located verbatim in the source · abstract, characters 687–792 · show in text ↑
t0

“RICE”

✓ located verbatim in the source · title, characters 74–78 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Medium gel consistency was most common, followed by hard gel consistency.

Taxon
ricesOryza sativae0
Outcome
medium gel consistencye0
Direction
maximume0
Qualifier
followed by cultivars with hard gel consistencye0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Flaky rices or rices with medium gel consistency are found in maximum number of cultivars followed by cultivars with hard gel consistency.”

✓ located verbatim in the source · abstract, characters 793–931 · show in text ↑
Observationauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

The authors infer that some desirable characteristics exist in local rice cultivars.

Outcome
some good characters do existe0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“The results of various characters studied in the experiments suggest that some good characters do exist in our local cultivars.”

✓ located verbatim in the source · abstract, characters 932–1059 · show in text ↑
t0

“RICE”

✓ located verbatim in the source · title, characters 74–78 · show in text ↑