Paper · 2000 · Hebei Nongye Daxue xuebao

Effect of 6-BA or KT on photosynthetic capacity in wheat flag leaf and the weight of 1000 grains under water stress

Shang Zhen

5
claims
15
verbatim quotes
1
citations
2
research areas
—
Not open access

Abstract

Effect of 6-BA (6-benzylaminopurine) or KT (kinetin) on photosynthesis capacity in wheat (Triticum aestivum L.) flag leaf and the weight of 1000 grains of two different draught resistance wheat cultivars under water stress were studied in plot experiment with rain-proof shelter. Four kinds of experiment treatments were designed for each of the two cultivars. They were as follows: 1) Watering during the anthesis; 2) Not watering during the anthesis; 3) Not watering during the anthesis, treating with 6-BA; 4) Not watering during the anthesis, treating with KT. Three days after the wheat’s anthesis with the soil natural drying, 6-BA or KT (the concentration of 6-BA or KT is 10 μmol·L -1 ) were sprayed on the surface of the leaves once a day. And the spraying continued three days. The results of this experiment suggested that it was able to raise the chlorophyll content of wheat flag leaves, prolong RSP (relative steady phase of chlorophyll content), raise the photosynthetic rate and prolong PAD (photosynthetic active duration) with 6-BA or KT, thus it could raise the weight of 1000 grains.

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 5

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

6-BA or KT raised the chlorophyll content of wheat flag leaves under water stress.

Taxon
wheat (Triticum aestivum L.)Triticum aestivume0
Organ / stage
flag leavese1
Treatment
6-BA or KTe1
Outcome
chlorophyll content of wheat flag leavese1
Direction
raisee1
Qualifier
under water stresse0
Comparator
Not watering during the anthesise2
Setting
plot experiment with rain-proof sheltere0

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

“Effect of 6-BA (6-benzylaminopurine) or KT (kinetin) on photosynthesis capacity in wheat (Triticum aestivum L.) flag leaf and the weight of 1000 grains of two different draught resistance wheat cultivars under water stress were studied in plot experiment with rain-proof shelter”

✓ located verbatim in the source · abstract, characters 0–278 · show in text ↑
e1

“The results of this experiment suggested that it was able to raise the chlorophyll content of wheat flag leaves, prolong RSP (relative steady phase of chlorophyll content), raise the photosynthetic rate and prolong PAD (photosynthetic active duration) with 6-BA or KT, thus it could raise the weight of 1000 grains”

✓ located verbatim in the source · abstract, characters 788–1102 · show in text ↑
e2

“2) Not watering during the anthesis”

✓ located verbatim in the source · abstract, characters 416–451 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

6-BA or KT prolonged the relative steady phase (RSP) of chlorophyll content in wheat flag leaves.

Taxon
wheat (Triticum aestivum L.)Triticum aestivume0
Organ / stage
flag leavese1
Treatment
6-BA or KTe1
Outcome
RSP (relative steady phase of chlorophyll content)e1
Direction
prolonge1
Qualifier
under water stresse0
Comparator
Not watering during the anthesise2
Setting
plot experiment with rain-proof sheltere0

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

“Effect of 6-BA (6-benzylaminopurine) or KT (kinetin) on photosynthesis capacity in wheat (Triticum aestivum L.) flag leaf and the weight of 1000 grains of two different draught resistance wheat cultivars under water stress were studied in plot experiment with rain-proof shelter”

✓ located verbatim in the source · abstract, characters 0–278 · show in text ↑
e1

“The results of this experiment suggested that it was able to raise the chlorophyll content of wheat flag leaves, prolong RSP (relative steady phase of chlorophyll content), raise the photosynthetic rate and prolong PAD (photosynthetic active duration) with 6-BA or KT, thus it could raise the weight of 1000 grains”

✓ located verbatim in the source · abstract, characters 788–1102 · show in text ↑
e2

“2) Not watering during the anthesis”

✓ located verbatim in the source · abstract, characters 416–451 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

6-BA or KT raised the photosynthetic rate of wheat flag leaves under water stress.

Taxon
wheat (Triticum aestivum L.)Triticum aestivume0
Organ / stage
flag leavese1
Treatment
6-BA or KTe1
Outcome
photosynthetic ratee1
Direction
raisee1
Qualifier
under water stresse0
Comparator
Not watering during the anthesise2
Setting
plot experiment with rain-proof sheltere0

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

“Effect of 6-BA (6-benzylaminopurine) or KT (kinetin) on photosynthesis capacity in wheat (Triticum aestivum L.) flag leaf and the weight of 1000 grains of two different draught resistance wheat cultivars under water stress were studied in plot experiment with rain-proof shelter”

✓ located verbatim in the source · abstract, characters 0–278 · show in text ↑
e1

“The results of this experiment suggested that it was able to raise the chlorophyll content of wheat flag leaves, prolong RSP (relative steady phase of chlorophyll content), raise the photosynthetic rate and prolong PAD (photosynthetic active duration) with 6-BA or KT, thus it could raise the weight of 1000 grains”

✓ located verbatim in the source · abstract, characters 788–1102 · show in text ↑
e2

“2) Not watering during the anthesis”

✓ located verbatim in the source · abstract, characters 416–451 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

6-BA or KT prolonged the photosynthetic active duration (PAD) of wheat flag leaves under water stress.

Taxon
wheat (Triticum aestivum L.)Triticum aestivume0
Organ / stage
flag leavese1
Treatment
6-BA or KTe1
Outcome
PAD (photosynthetic active duration)e1
Direction
prolonge1
Qualifier
under water stresse0
Comparator
Not watering during the anthesise2
Setting
plot experiment with rain-proof sheltere0

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

“Effect of 6-BA (6-benzylaminopurine) or KT (kinetin) on photosynthesis capacity in wheat (Triticum aestivum L.) flag leaf and the weight of 1000 grains of two different draught resistance wheat cultivars under water stress were studied in plot experiment with rain-proof shelter”

✓ located verbatim in the source · abstract, characters 0–278 · show in text ↑
e1

“The results of this experiment suggested that it was able to raise the chlorophyll content of wheat flag leaves, prolong RSP (relative steady phase of chlorophyll content), raise the photosynthetic rate and prolong PAD (photosynthetic active duration) with 6-BA or KT, thus it could raise the weight of 1000 grains”

✓ located verbatim in the source · abstract, characters 788–1102 · show in text ↑
e2

“2) Not watering during the anthesis”

✓ located verbatim in the source · abstract, characters 416–451 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

6-BA or KT raised the 1000-grain weight of wheat under water stress.

Taxon
wheat (Triticum aestivum L.)Triticum aestivume0
Treatment
6-BA or KTe1
Outcome
weight of 1000 grainse1
Direction
raisee1
Qualifier
under water stresse0
Comparator
Not watering during the anthesise2
Setting
plot experiment with rain-proof sheltere0

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

“Effect of 6-BA (6-benzylaminopurine) or KT (kinetin) on photosynthesis capacity in wheat (Triticum aestivum L.) flag leaf and the weight of 1000 grains of two different draught resistance wheat cultivars under water stress were studied in plot experiment with rain-proof shelter”

✓ located verbatim in the source · abstract, characters 0–278 · show in text ↑
e1

“The results of this experiment suggested that it was able to raise the chlorophyll content of wheat flag leaves, prolong RSP (relative steady phase of chlorophyll content), raise the photosynthetic rate and prolong PAD (photosynthetic active duration) with 6-BA or KT, thus it could raise the weight of 1000 grains”

✓ located verbatim in the source · abstract, characters 788–1102 · show in text ↑
e2

“2) Not watering during the anthesis”

✓ located verbatim in the source · abstract, characters 416–451 · show in text ↑

N-benzyladenine · physiology: photosynthesis · Triticum aestivum (wheat)Results differ

9 papers: 8 positive, 1 negative or no effect

7 papers in the same direction as this paper · 1 in the opposite direction

  1. negative
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  3. positive

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

11 papers: 10 positive, 1 negative or no effect

9 papers in the same direction as this paper · 1 in the opposite direction

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  2. positive
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N-benzyladenine · physiology: pigments · Triticum aestivum (wheat)Positive and negative results

19 papers: 18 positive, 1 negative or no effect

17 papers in the same direction as this paper · 1 in the opposite direction

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  2. positive
  3. positive

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N-benzyladenine · yield · Triticum aestivum (wheat)Positive and negative results

32 papers: 27 positive, 5 negative or no effect

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

  1. negative
  2. no effect
  3. no effect

28 papers more in this group

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kinetin · physiology: pigments · Triticum aestivum (wheat)Results agree

5 papers: 5 positive, 0 negative or no effect

4 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

1 paper more in this group

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kinetin · physiology: photosynthesis · Triticum aestivum (wheat)Results agree

6 papers: 6 positive, 0 negative or no effect

5 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

2 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.