Paper · 2015 · Middle East journal of scientific research

Root Traits of Rice (Oryza sativa L.) Varieties under Two Hydrological Situations as Influenced by Different Methods of Establishments

Subhrasini Lenka; J.M.L. Gulati

12
claims
14
verbatim quotes
2
citations
2
research areas
—
Not open access

Abstract

Study on root traits of different rice varieties under two hydrological situations of aerobic and anaerobic revealed that aerobic rice Pyari measured longest roots (43.34cm) under aerobic and highest root dry weight (2.73g hill ) under anaerobic condition while Naveen -a low land rice recorded maximum horizontal 1 spread (19.3cm) under anaerobic and root volume (28.0cc) under aerobic conditions. Root length- spread ratio (6.28) and root length-root dry weight ratio (25.60) was highest with Naveen under aerobic situation. All the root traits recorded higher values with aerobic transplanting (20cmx20cm) and modified SRI (20cmx20cm) under aerobic and anaerobic conditions, respectively. Aerobic (25cmx25cm) and conventional transplanting recorded higher root-length ratio of 3.82 and 2.55 under aerobic and anaerobic situations respectively. The ratio of root length to root dry weight was however, higher with direct seeding (29.83) and conventional planting (22.2) under similar situations.

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Claims 12

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Pyari had the longest roots under aerobic conditions, 43.34cm.

Material
Pyarie0
Outcome
longest rootse0
Value
43.34cme0

Not reportedSetting

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

“aerobic rice Pyari measured longest roots (43.34cm) under aerobic”

✓ located verbatim in the source · abstract, characters 122–187 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Pyari had the highest root dry weight under anaerobic conditions, 2.73g hill.

Material
Pyarie1
Outcome
highest root dry weighte0
Value
2.73g hille0
Qualifier
anaerobic conditione0

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

“highest root dry weight (2.73g hill ) under anaerobic condition”

✓ located verbatim in the source · abstract, characters 192–255 · show in text ↑
e1

“aerobic rice Pyari measured longest roots”

✓ located verbatim in the source · abstract, characters 122–163 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Naveen had the maximum horizontal root spread under anaerobic conditions, 19.3cm.

Material
Naveene0
Outcome
maximum horizontal 1 spreade0
Value
19.3cme0

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

“Naveen -a low land rice recorded maximum horizontal 1 spread (19.3cm) under anaerobic”

✓ located verbatim in the source · abstract, characters 262–347 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Naveen had the maximum root volume under aerobic conditions, 28.0cc.

Material
Naveene1
Outcome
root volumee0
Value
28.0cce0

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

“root volume (28.0cc) under aerobic conditions”

✓ located verbatim in the source · abstract, characters 352–397 · show in text ↑
e1

“Naveen -a low land rice recorded maximum horizontal 1 spread”

✓ located verbatim in the source · abstract, characters 262–322 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Naveen had the highest root length to spread ratio under aerobic conditions, 6.28.

Material
Naveene0
Outcome
Root length- spread ratioe0
Value
6.28e0

Not reportedTaxon

Verbatim

e0

“Root length- spread ratio (6.28) and root length-root dry weight ratio (25.60) was highest with Naveen under aerobic situation”

✓ located verbatim in the source · abstract, characters 399–525 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Naveen had the highest root length to dry weight ratio under aerobic conditions, 25.60.

Material
Naveene0
Outcome
root length-root dry weight ratioe0
Value
25.60e0

Not reportedTaxon

Verbatim

e0

“Root length- spread ratio (6.28) and root length-root dry weight ratio (25.60) was highest with Naveen under aerobic situation”

✓ located verbatim in the source · abstract, characters 399–525 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Under aerobic conditions, aerobic transplanting gave higher values for all root traits.

Treatment
aerobic transplanting (20cmx20cm)e0
Outcome
All the root traitse0
Direction
highere0

Not reportedTaxonComparator

Verbatim

e0

“All the root traits recorded higher values with aerobic transplanting (20cmx20cm) and modified SRI (20cmx20cm) under aerobic and anaerobic conditions, respectively”

✓ located verbatim in the source · abstract, characters 527–690 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Under anaerobic conditions, modified SRI gave higher values for all root traits.

Treatment
modified SRI (20cmx20cm)e0
Outcome
All the root traitse0
Direction
highere0

Not reportedTaxonComparator

Verbatim

e0

“All the root traits recorded higher values with aerobic transplanting (20cmx20cm) and modified SRI (20cmx20cm) under aerobic and anaerobic conditions, respectively”

✓ located verbatim in the source · abstract, characters 527–690 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Aerobic 25cmx25cm establishment had a higher root-length ratio of 3.82 under aerobic conditions.

Treatment
Aerobic (25cmx25cm)e0
Outcome
root-length ratioe0
Direction
highere0
Value
3.82e0

Not reportedTaxon

Verbatim

e0

“Aerobic (25cmx25cm) and conventional transplanting recorded higher root-length ratio of 3.82 and 2.55 under aerobic and anaerobic situations respectively”

✓ located verbatim in the source · abstract, characters 692–845 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Conventional transplanting had a higher root-length ratio of 2.55 under anaerobic conditions.

Treatment
conventional transplantinge0
Outcome
root-length ratioe0
Direction
highere0
Value
2.55e0

Not reportedTaxon

Verbatim

e0

“conventional transplanting recorded higher root-length ratio of 3.82 and 2.55 under aerobic and anaerobic situations respectively”

✓ located verbatim in the source · abstract, characters 716–845 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Direct seeding gave a higher root length to dry weight ratio of 29.83 under aerobic conditions.

Treatment
direct seedinge0
Outcome
ratio of root length to root dry weighte0
Direction
highere0
Value
29.83e0

Not reportedTaxon

Verbatim

e0

“ratio of root length to root dry weight was however, higher with direct seeding (29.83) and conventional planting (22.2) under similar situations”

✓ located verbatim in the source · abstract, characters 851–996 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Conventional planting gave a higher root length to dry weight ratio of 22.2 under anaerobic conditions.

Treatment
conventional plantinge0
Outcome
ratio of root length to root dry weighte0
Direction
highere0
Value
22.2e0

Not reportedTaxon

Verbatim

e0

“ratio of root length to root dry weight was however, higher with direct seeding (29.83) and conventional planting (22.2) under similar situations”

✓ located verbatim in the source · abstract, characters 851–996 · show in text ↑

transplanting · growth · Oryza sativa (rice)Positive and negative results

227 papers: 190 positive, 37 negative or no effect

189 papers in the same direction as this paper · 32 in the opposite direction · 5 reporting no difference from an alternative

  1. positive
  2. negative
  3. negative

223 papers more in this group

See all 227 papers →

irrigation · growth · Oryza sativa (rice)Positive and negative results

291 papers: 222 positive, 69 negative or no effect

221 papers in the same direction as this paper · 62 in the opposite direction · 7 reporting no difference from an alternative

  1. positive
  2. negative
  3. negative

287 papers more in this group

See all 291 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.