Paper · 2011 · 2011 International Conference on New Technology of Agricultural

Effects of deficit irrigation and planting modes on leaves' water physiological characteristics and grain yield of winter wheat

Quanqi Li; Yuhai Chen; Xunbo Zhou; et al.

5
claims
10
verbatim quotes
9
citations
2
research areas
—
Not open access

Abstract

In 2004–2005 and 2005–2006, an experiment was conducted to study the effect of deficit irrigation and planting patterns on leaves water physiological characteristics and grain yield of winter wheat in Shandong Province. The results indicated that no matter under the conditions of no irrigation or deficit irrigation, transpiration, relative water content and water potential in flag leaves of furrow planting pattern were higher than those in uniform row, wide-narrow row and bed planting patterns, respectively. Under no irrigation condition, grain yield in furrow planting pattern was the highest, followed by wide-narrow row and uniform row planting patterns, and the lowest grain yield was observed in case of bed planting pattern; under the condition of deficit irrigation, grain yield in furrow planting pattern was significantly higher than those in uniform row and wide-narrow row planting patterns, respectively. The grain yield in bed planting pattern was lower than that in furrow planting pattern, but was significantly higher than those in uniform row and wide-narrow row planting patterns, respectively. The above results indicated that only under the condition of deficit irrigation, bed planting pattern could increase the winter wheat grain yield. In Shandong Province, furrow planting pattern should be used in combination with deficit irrigation, such as irrigated at jointing and heading stages, to increase the grain yield of winter wheat.

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Claims 5

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Furrow planted wheat had higher flag leaf transpiration, relative water content and water potential under no or deficit irrigation than the other planting patterns.

Taxon
winter wheatTriticum aestivume0t0
Organ / stage
flag leavese0t0
Treatment
furrow planting patterne0t0
Outcome
transpiration, relative water content and water potentiale0t0
Direction
highere0t0
Qualifier
no irrigation or deficit irrigatione0t0
Comparator
uniform row, wide-narrow row and bed planting patternse0t0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“no matter under the conditions of no irrigation or deficit irrigation, transpiration, relative water content and water potential in flag leaves of furrow planting pattern were higher than those in uniform row, wide-narrow row and bed planting patterns, respectively.”

✓ located verbatim in the source · abstract, characters 247–513 · show in text ↑
t0

“winter wheat”

✓ located verbatim in the source · title, characters 115–127 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Without irrigation, furrow planting gave the highest wheat grain yield, followed by wide-narrow row and uniform row; bed planting was lowest.

Taxon
winter wheatTriticum aestivume0t0
Treatment
furrow planting patterne0t0
Outcome
grain yielde0t0
Direction
higheste0t0
Qualifier
no irrigation conditione0t0
Comparator
wide-narrow row and uniform row planting patternse0t0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Under no irrigation condition, grain yield in furrow planting pattern was the highest, followed by wide-narrow row and uniform row planting patterns, and the lowest grain yield was observed in case of bed planting pattern”

✓ located verbatim in the source · abstract, characters 514–735 · show in text ↑
t0

“winter wheat”

✓ located verbatim in the source · title, characters 115–127 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Under deficit irrigation, furrow planting produced significantly higher wheat grain yield than uniform and wide-narrow rows.

Taxon
winter wheatTriticum aestivume0t0
Treatment
furrow planting patterne0t0
Outcome
grain yielde0t0
Direction
highere0t0
Qualifier
deficit irrigatione0t0
Comparator
uniform row and wide-narrow row planting patternse0t0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“under the condition of deficit irrigation, grain yield in furrow planting pattern was significantly higher than those in uniform row and wide-narrow row planting patterns, respectively.”

✓ located verbatim in the source · abstract, characters 737–922 · show in text ↑
t0

“winter wheat”

✓ located verbatim in the source · title, characters 115–127 · show in text ↑
Intervention effectobservedoriginal resultmixedsignificant (as stated)measured

Claim · model-written summary

Under deficit irrigation, bed planting yielded less than furrow planting but significantly more than uniform and wide-narrow rows.

Taxon
winter wheatTriticum aestivume0t0
Treatment
bed planting patterne0t0
Outcome
grain yielde0t0
Direction
lowere0t0
Qualifier
significantly higher than those in uniform row and wide-narrow row planting patternse0t0
Comparator
furrow planting patterne0t0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The grain yield in bed planting pattern was lower than that in furrow planting pattern, but was significantly higher than those in uniform row and wide-narrow row planting patterns, respectively.”

✓ located verbatim in the source · abstract, characters 923–1118 · show in text ↑
t0

“winter wheat”

✓ located verbatim in the source · title, characters 115–127 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend furrow planting with deficit irrigation at jointing and heading to increase wheat yield in Shandong.

Taxon
winter wheatTriticum aestivume0t0
Treatment
furrow planting patterne0t0
Outcome
grain yielde0t0
Qualifier
irrigated at jointing and heading stagese0t0
Setting
Shandong Provincee0t0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“In Shandong Province, furrow planting pattern should be used in combination with deficit irrigation, such as irrigated at jointing and heading stages, to increase the grain yield of winter wheat.”

✓ located verbatim in the source · abstract, characters 1266–1461 · show in text ↑
t0

“winter wheat”

✓ located verbatim in the source · title, characters 115–127 · show in text ↑

irrigation · physiology: gas exchange · Triticum aestivum (wheat)Positive and negative results

12 papers: 9 positive, 3 negative or no effect

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

  1. negative
  2. no effect
  3. negative

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irrigation · yield · Triticum aestivum (wheat)Positive and negative results

989 papers: 798 positive, 191 negative or no effect

797 papers in the same direction as this paper · 184 in the opposite direction · 7 reporting no difference from an alternative

  1. positive
  2. positive
  3. positive

985 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.