Paper · 2002 · Shuili shuidian ke-ji jinzhan

Experimental study on characteristics of rice irrigation control and the most suitable density for rice planting

Shi Shi

8
claims
11
verbatim quotes
0
citations
1
research areas
—
Not open access

Abstract

A 3 years' experiment for research of the characteristics of rice irrigation control and the most suitable density of rice planting has been performed in an experimental region of 0.34hm 2 in Dongtai City, Jiangsu Province. The results show that the irrigation control can save 55.7%~61.7% water consumption in irrigation, and increase rice yield by 7.8%~9.2%, and that the rice planted with the technique has the merits of deep rooting, high tillering, strong branches, and strong resistance to lodging. Besides, the most suitable values for rice planting are obtained: the density is 37.5×10 4 caves/hm 2, spacing in the rows 10.0cm, and row spacing 26.6cm, which may bring about an increase of rice yield of 2.2%~6.2%.

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Claims 8

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Irrigation control saved 55.7%~61.7% irrigation water consumption.

Treatment
irrigation controle0
Outcome
water consumption in irrigatione0
Direction
savee0
Value
55.7%~61.7%e0

Not reportedTaxonComparator

Verbatim

e0

“the irrigation control can save 55.7%~61.7% water consumption in irrigation”

✓ located verbatim in the source · abstract, characters 246–321 · show in text ↑
t0

“characteristics of rice irrigation control”

✓ located verbatim in the source · title, characters 22–64 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Irrigation control increased rice yield by 7.8%~9.2%.

Treatment
irrigation controle0
Outcome
rice yielde0
Direction
increasee0
Value
7.8%~9.2%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

“the irrigation control can save 55.7%~61.7% water consumption in irrigation, and increase rice yield by 7.8%~9.2%”

✓ located verbatim in the source · abstract, characters 246–359 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Rice under irrigation control showed deep rooting, high tillering and strong branches.

Treatment
irrigation controle1
Outcome
deep rooting, high tillering, strong branchese0

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

“the rice planted with the technique has the merits of deep rooting, high tillering, strong branches”

✓ located verbatim in the source · abstract, characters 370–469 · show in text ↑
e1

“the irrigation control can save 55.7%~61.7% water consumption in irrigation”

✓ located verbatim in the source · abstract, characters 246–321 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Rice under irrigation control showed strong lodging resistance.

Treatment
irrigation controle1
Outcome
strong resistance to lodginge0

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

“the rice planted with the technique has the merits of deep rooting, high tillering, strong branches, and strong resistance to lodging”

✓ located verbatim in the source · abstract, characters 370–503 · show in text ↑
e1

“the irrigation control can save 55.7%~61.7% water consumption in irrigation”

✓ located verbatim in the source · abstract, characters 246–321 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The most suitable rice planting density was 37.5×10 4 caves/hm 2.

Outcome
densitye0
Value
37.5×10 4 caves/hm 2e0
Qualifier
most suitablee0

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 most suitable values for rice planting are obtained: the density is 37.5×10 4 caves/hm 2, spacing in the rows 10.0cm, and row spacing 26.6cm”

✓ located verbatim in the source · abstract, characters 514–658 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The most suitable within-row spacing was 10.0cm.

Outcome
spacing in the rowse0
Value
10.0cme0
Qualifier
most suitablee0

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 most suitable values for rice planting are obtained: the density is 37.5×10 4 caves/hm 2, spacing in the rows 10.0cm, and row spacing 26.6cm”

✓ located verbatim in the source · abstract, characters 514–658 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The most suitable row spacing was 26.6cm.

Outcome
row spacinge0
Value
26.6cme0
Qualifier
most suitablee0

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 most suitable values for rice planting are obtained: the density is 37.5×10 4 caves/hm 2, spacing in the rows 10.0cm, and row spacing 26.6cm”

✓ located verbatim in the source · abstract, characters 514–658 · show in text ↑
Intervention effectauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

The suitable planting arrangement may increase rice yield by 2.2%~6.2%.

Treatment
density is 37.5×10 4 caves/hm 2, spacing in the rows 10.0cm, and row spacing 26.6cme0
Outcome
rice yielde0
Direction
increasee0
Value
2.2%~6.2%e0
Qualifier
maye0

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

“the density is 37.5×10 4 caves/hm 2, spacing in the rows 10.0cm, and row spacing 26.6cm, which may bring about an increase of rice yield of 2.2%~6.2%”

✓ located verbatim in the source · abstract, characters 571–720 · show in text ↑

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

28 papers: 20 positive, 8 negative or no effect

19 papers in the same direction as this paper · 6 in the opposite direction · 2 reporting no difference from an alternative

  1. no effect
  2. negative
  3. negative

24 papers more in this group

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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. negative
  2. negative
  3. negative

287 papers more in this group

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irrigation · physiology: water · Oryza sativa (rice)Positive and negative results

380 papers: 350 positive, 30 negative or no effect

349 papers in the same direction as this paper · 25 in the opposite direction · 5 reporting no difference from an alternative

  1. negative
  2. no effect
  3. no effect

376 papers more in this group

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

395 papers: 330 positive, 65 negative or no effect

329 papers in the same direction as this paper · 58 in the opposite direction · 7 reporting no difference from an alternative

  1. no effect
  2. no effect
  3. no effect

391 papers more in this group

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

1,171 papers: 906 positive, 265 negative or no effect

905 papers in the same direction as this paper · 201 in the opposite direction · 64 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

1,167 papers more in this group

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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.