Paper · 2002 · Journal of Suzhou Railway Teachers College

Effect of the Irrigation with Water Polluted by Diesel Oil at Two Rice Gr owth Stages on Rice Yield

Jinhu Wang

6
claims
6
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

The yield of t he rice irrigated with water polluted by diesel oil at two different growth stag es is lower than that of no diesel oil pollution.The loss of the yield of the r ice irrigated with polluted water at tillering stage is greater than that at ear primordial stage.The difference of the yield of the rice irrigated with low co ncentration of polluted water(100mg /kg-soil)at two growth stages is not significant,but that irrigated with medium or high con-centration of pollute d water(200mg /kg-soil or400mg /kg-soil)at two growth stages is ver y significant (p0.01).The decrease in the yield of the rice at tillerin g stage is maily caused by the decrease in its biological yield while that at ea r primordial stage is due to the decrease in its harvest index(HI).

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Claims 6

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Rice irrigated with diesel-polluted water at two growth stages yielded less than rice without diesel pollution.

Treatment
water polluted by diesel oile1
Outcome
yielde1
Direction
lowere1
Comparator
no diesel oil pollutione1

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

e1

“The yield of t he rice irrigated with water polluted by diesel oil at two different growth stag es is lower than that of no diesel oil pollution”

✓ located verbatim in the source · abstract, characters 0–144 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Yield loss from polluted water at the tillering stage was greater than at the ear primordial stage.

Organ / stage
tillering stagee2
Treatment
polluted water at tillering stagee2
Outcome
loss of the yielde2
Direction
greatere2
Comparator
ear primordial stagee2

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

e2

“The loss of the yield of the rice irrigated with polluted water at tillering stage is greater than that at ear primordial stage”

✓ located after whitespace/quote normalisation · abstract, characters 145–273 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

At low concentration (100 mg/kg soil) the yield difference between the two growth stages was not significant.

Treatment
polluted water(100mg /kg-soil)e3
Outcome
difference of the yielde3
Direction
no_changeinferrede3

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

e3

“The difference of the yield of the rice irrigated with low co ncentration of polluted water(100mg /kg-soil)at two growth stages is not significant,but that irrigated with medium or high con-centration of pollute d water(200mg /kg-soil or400mg /kg-soil)at two growth stages is ver y significant (p0.01)”

✓ located verbatim in the source · abstract, characters 274–575 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

At medium and high concentration (200 and 400 mg/kg soil) the yield difference between the two growth stages was significant (p0.01).

Treatment
pollute d water(200mg /kg-soil or400mg /kg-soil)e3
Outcome
difference of the yielde3
Qualifier
p0.01e3

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

e3

“The difference of the yield of the rice irrigated with low co ncentration of polluted water(100mg /kg-soil)at two growth stages is not significant,but that irrigated with medium or high con-centration of pollute d water(200mg /kg-soil or400mg /kg-soil)at two growth stages is ver y significant (p0.01)”

✓ located verbatim in the source · abstract, characters 274–575 · show in text ↑
Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

The yield decrease at the tillering stage is mainly caused by a decrease in biological yield.

Organ / stage
tillering stagee4
Outcome
decrease in the yield of the ricee4
Qualifier
decrease in its biological yielde4

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

e4

“The decrease in the yield of the rice at tillering stage is maily caused by the decrease in its biological yield while that at ear primordial stage is due to the decrease in its harvest index(HI)”

✓ located after whitespace/quote normalisation · abstract, characters 576–773 · show in text ↑
Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

The yield decrease at the ear primordial stage is due to a decrease in harvest index.

Organ / stage
ear primordial stagee4
Outcome
decrease in the yield of the ricee4
Qualifier
decrease in its harvest index(HI)e4

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

e4

“The decrease in the yield of the rice at tillering stage is maily caused by the decrease in its biological yield while that at ear primordial stage is due to the decrease in its harvest index(HI)”

✓ located after whitespace/quote normalisation · abstract, characters 576–773 · show in text ↑

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

9 papers: 3 positive, 6 negative or no effect

5 papers in the same direction as this paper · 3 in the opposite direction

  1. positive
  2. positive
  3. positive

5 papers more in this group

See all 9 papers →

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

729 papers: 587 positive, 142 negative or no effect

141 papers in the same direction as this paper · 587 in the opposite direction

  1. positive
  2. positive
  3. positive

725 papers more in this group

See all 729 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.