Paper · 2015 · Recent Research in Science and Technology

Urea and ascorbic acid as ameliorators of cement dust toxicity in Oryza Sativa Var. B.P.T.5204

Nirmala Babu Rao; T. Anuradha; Laxmi Poornima Chuhaan; et al.

6
claims
11
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

The present study is an attempt to find out the amelioration of urea and ascorbic acid on the inhibitory effect of cement dust on Oryza Sativa (Var. B.P.T.5204). The observations have shown that rice was quite sensitive to cement dust when applied at 3g/m2 daily from three leaf stage until harvest of the crop. The response was analysed in terms of number of leaves, total height, biomass and panicle characters. Urea and ascorbic acid were observed to be quite potent in reverting the inhibitory effect of cement dust. Urea could bring the maximum recovery in shoot and root biomass. These two substances were very useful in reverting the effect of cement dust in terms of height of the plant. Urea increased seed weight upto 35% while ascorbic acid upto 13.4%.

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Claims 6

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Daily cement dust inhibited rice performance.

Organ / stage
three leaf stagee0
Treatment
cement dust when applied at 3g/m2 dailye0
Outcome
sensitive to cement duste0

Not reportedComparatorDirection

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

“rice was quite sensitive to cement dust when applied at 3g/m2 daily from three leaf stage until harvest of the crop”

✓ located verbatim in the source · abstract, characters 195–310 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Urea restored shoot and root biomass most strongly under cement dust.

Taxon
Oryza SativaOryza sativat0
Treatment
Ureae0
Outcome
shoot and root biomasse0
Direction
maximum recoverye0

Not reportedComparator

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

“Urea could bring the maximum recovery in shoot and root biomass”

✓ located verbatim in the source · abstract, characters 521–584 · show in text ↑
t0

“Oryza Sativa”

✓ located verbatim in the source · title, characters 66–78 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Urea reversed the cement dust effect on plant height.

Taxon
Oryza SativaOryza sativat0
Treatment
Ureat0
Outcome
height of the plante0
Direction
revertinge0

Not reportedComparator

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

“These two substances were very useful in reverting the effect of cement dust in terms of height of the plant”

✓ located verbatim in the source · abstract, characters 586–694 · show in text ↑
t0

“Urea and ascorbic acid as ameliorators of cement dust toxicity in Oryza Sativa”

✓ located verbatim in the source · title, characters 0–78 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Ascorbic acid reversed the cement dust effect on plant height.

Taxon
Oryza SativaOryza sativat0
Treatment
ascorbic acidt0
Outcome
height of the plante0
Direction
revertinge0

Not reportedComparator

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

“These two substances were very useful in reverting the effect of cement dust in terms of height of the plant”

✓ located verbatim in the source · abstract, characters 586–694 · show in text ↑
t0

“Urea and ascorbic acid as ameliorators of cement dust toxicity in Oryza Sativa”

✓ located verbatim in the source · title, characters 0–78 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Urea increased rice seed weight by up to 35%.

Taxon
Oryza SativaOryza sativat0
Treatment
Ureae0
Outcome
seed weighte0
Direction
increasede0
Value
35%e0

Not reportedComparator

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

“Urea increased seed weight upto 35%”

✓ located verbatim in the source · abstract, characters 696–731 · show in text ↑
t0

“Oryza Sativa”

✓ located verbatim in the source · title, characters 66–78 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Ascorbic acid increased rice seed weight by up to 13.4%.

Taxon
Oryza SativaOryza sativat0
Treatment
ascorbic acide0
Outcome
seed weighte0
Value
13.4%e0

Not reportedComparatorDirection

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

“Urea increased seed weight upto 35% while ascorbic acid upto 13.4%”

✓ located verbatim in the source · abstract, characters 696–762 · show in text ↑
t0

“Oryza Sativa”

✓ located verbatim in the source · title, characters 66–78 · show in text ↑

ascorbic acid · growth · Oryza sativa (rice)Results differ

7 papers: 5 positive, 2 negative or no effect

4 papers in the same direction as this paper · 2 in the opposite direction

  1. negative
  2. no effect
  3. positive

3 papers more in this group

See all 7 papers →

ascorbic acid · yield · Oryza sativa (rice)Results agree

9 papers: 9 positive, 0 negative or no effect

8 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

5 papers more in this group

See all 9 papers →

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

511 papers: 402 positive, 109 negative or no effect

401 papers in the same direction as this paper · 101 in the opposite direction · 8 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

507 papers more in this group

See all 511 papers →

nitrogen · yield · Oryza sativa (rice)Positive and negative results

2,045 papers: 1,803 positive, 242 negative or no effect

1,802 papers in the same direction as this paper · 193 in the opposite direction · 49 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

2,041 papers more in this group

See all 2,045 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.