Paper · 2010 · Acta Agriculturae Boreali-Sinica

Effects of Irrigation and Chemical Control on Grain Filling and Chlorophyll Content in Wheat with Different Grain Colors

Shaokang Ma

6
claims
12
verbatim quotes
2
citations
2
research areas
—
Not open access

Abstract

To study the effects of irrigation and chemical control on grain filling and chlorophyll content in wheat with the different grain colors. The change of chlorophyll content in glumes,grains,flag leaves and the change of 1 000-grain weight and protein content in grains were tested after anthesis in three varieties of wheat with different grain colors by different irrigation and chemical control treatments. The result showed that irrigation 2 times was more faster than irrigation 3 times on the dry matter accumulation rate at 5-30 days after anthesis,there was significant difference in the 1 000-grain weight between irrigation 2 times and 3 times at days 15 and 25 after anthesis. The effect of irrigation on filling rate and 1 000-grain weight were similar. There were significant difference in chlorophyll content of grains,glumes and flag leaves,protein content,1 000-grain weight,and filling rate in wheat with different grain colors. In our experentment chemical control treatment had no significant influence on grain filling and chlorophyll content.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Irrigation two times increased dry matter accumulation rate faster than irrigation three times at 5-30 days after anthesis in wheat.

Treatment
irrigation 2 timese1
Outcome
dry matter accumulation ratee1
Direction
more fastere1
Qualifier
at 5-30 days after anthesise1
Comparator
irrigation 3 timese1

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

e1

“irrigation 2 times was more faster than irrigation 3 times on the dry matter accumulation rate at 5-30 days after anthesis”

✓ located verbatim in the source · abstract, characters 432–554 · show in text ↑
t0

“Wheat with Different Grain Colors”

✓ located verbatim in the source · title, characters 87–120 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Irrigation two times gave a significantly different 1 000-grain weight from three times at days 15 and 25 after anthesis.

Treatment
irrigation 2 timese2
Outcome
1 000-grain weighte2
Qualifier
at days 15 and 25 after anthesise2
Comparator
3 timese2

Not reportedDirection

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

e2

“there was significant difference in the 1 000-grain weight between irrigation 2 times and 3 times at days 15 and 25 after anthesis”

✓ located verbatim in the source · abstract, characters 555–685 · show in text ↑
t0

“Wheat with Different Grain Colors”

✓ located verbatim in the source · title, characters 87–120 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

The effects of irrigation on filling rate and 1 000-grain weight were similar.

Treatment
irrigatione3
Outcome
filling rate and 1 000-grain weighte3
Direction
no_changeinferrede3

Not reportedComparator

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

e3

“The effect of irrigation on filling rate and 1 000-grain weight were similar.”

✓ located verbatim in the source · abstract, characters 687–764 · show in text ↑
t0

“Wheat with Different Grain Colors”

✓ located verbatim in the source · title, characters 87–120 · show in text ↑
Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Chlorophyll content of grains, glumes and flag leaves differed significantly among wheat with different grain colors.

Material
wheat with different grain colorse4
Outcome
chlorophyll content of grains,glumes and flag leavese4

Not reportedDirection

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

e4

“There were significant difference in chlorophyll content of grains,glumes and flag leaves,protein content,1 000-grain weight,and filling rate in wheat with different grain colors.”

✓ located verbatim in the source · abstract, characters 765–944 · show in text ↑
t0

“Wheat with Different Grain Colors”

✓ located verbatim in the source · title, characters 87–120 · show in text ↑
Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Protein content, 1 000-grain weight and filling rate differed significantly among wheat with different grain colors.

Material
wheat with different grain colorse4
Outcome
protein content,1 000-grain weight,and filling ratee4

Not reportedDirection

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

e4

“There were significant difference in chlorophyll content of grains,glumes and flag leaves,protein content,1 000-grain weight,and filling rate in wheat with different grain colors.”

✓ located verbatim in the source · abstract, characters 765–944 · show in text ↑
t0

“Wheat with Different Grain Colors”

✓ located verbatim in the source · title, characters 87–120 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Chemical control had no significant influence on grain filling and chlorophyll content in wheat.

Treatment
chemical control treatmente5
Outcome
grain filling and chlorophyll contente5
Direction
no_changeinferrede5

Not reportedComparator

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

e5

“In our experentment chemical control treatment had no significant influence on grain filling and chlorophyll content.”

✓ located verbatim in the source · abstract, characters 945–1062 · show in text ↑
t0

“Wheat with Different Grain Colors”

✓ located verbatim in the source · title, characters 87–120 · show in text ↑

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. negative
  2. no effect
  3. negative

985 papers more in this group

See all 989 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.