Paper · 1971 · Annals of Applied Biology

Grain yield and quality of wheat as affected by chlormequat (2‐chloroethyl‐trimethyl ammonium chloride)

L. B. LOWE; O. G. CARTER

5
claims
13
verbatim quotes
3
citations
1
research areas
—
Not open access

Abstract

SUMMARY Three field experiments studying the effect of chlormequat (CCC) on the grain yield of spring wheat and the quality of the grain for baking purposes were made. In the first, CCC applied as a spray during the stage of rapid internode elongation proved more successful than application as a mixture with superphosphate drilled with the seed at sowing. Both methods prevented lodging and the depression of yield which occurred in the control plots. In the other two experiments the sole method of CCC application was by spraying. In all three experiments CCC‐treated plots had more ears per unit area and grains per ear than control plots; the one exception being at the lowest plant density derived from a seeding rate of 24 kg/ha. CCC helped prevent weather damage to the grain and as a result baking performance of the flour from treated plots was superior to that from the untreated plots.

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Claims 5

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

CCC sprayed at rapid internode elongation was more successful than CCC mixed with superphosphate and drilled at sowing.

Taxon
spring wheatTriticum aestivume3
Treatment
CCC applied as a spray during the stage of rapid internode elongatione1
Outcome
more successfule1
Direction
more successfule1
Comparator
application as a mixture with superphosphate drilled with the seed at sowinge1
Setting
Three field experimentse4

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

“CCC applied as a spray during the stage of rapid internode elongation proved more successful than application as a mixture with superphosphate drilled with the seed at sowing”

✓ located verbatim in the source · abstract, characters 182–356 · show in text ↑
e3

“chlormequat (CCC) on the grain yield of spring wheat”

✓ located verbatim in the source · abstract, characters 55–107 · show in text ↑
e4

“Three field experiments”

✓ located verbatim in the source · abstract, characters 8–31 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

CCC prevented lodging and the depression of yield that occurred in control plots.

Taxon
spring wheatTriticum aestivume3
Treatment
CCCe1
Outcome
lodging and the depression of yielde2
Direction
preventede2
Comparator
control plotse2

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

“CCC applied as a spray during the stage of rapid internode elongation proved more successful than application as a mixture with superphosphate drilled with the seed at sowing”

✓ located verbatim in the source · abstract, characters 182–356 · show in text ↑
e2

“Both methods prevented lodging and the depression of yield which occurred in the control plots”

✓ located verbatim in the source · abstract, characters 358–452 · show in text ↑
e3

“chlormequat (CCC) on the grain yield of spring wheat”

✓ located verbatim in the source · abstract, characters 55–107 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

CCC-treated plots had more ears per unit area and grains per ear than control plots in all but one case.

Taxon
spring wheatTriticum aestivume3
Treatment
CCCe5
Outcome
ears per unit area and grains per eare5
Direction
moree5
Qualifier
the one exception being at the lowest plant densitye6
Comparator
control plotse5

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

“chlormequat (CCC) on the grain yield of spring wheat”

✓ located verbatim in the source · abstract, characters 55–107 · show in text ↑
e5

“CCC‐treated plots had more ears per unit area and grains per ear than control plots”

✓ located verbatim in the source · abstract, characters 560–643 · show in text ↑
e6

“the one exception being at the lowest plant density derived from a seeding rate of 24 kg/ha”

✓ located verbatim in the source · abstract, characters 645–736 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

CCC helped prevent weather damage to the grain.

Taxon
spring wheatTriticum aestivume3
Organ / stage
graine7
Treatment
CCCe7
Outcome
weather damage to the graine7
Direction
helped prevente7
Comparator
untreated plotse7

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

“chlormequat (CCC) on the grain yield of spring wheat”

✓ located verbatim in the source · abstract, characters 55–107 · show in text ↑
e7

“CCC helped prevent weather damage to the grain and as a result baking performance of the flour from treated plots was superior to that from the untreated plots”

✓ located verbatim in the source · abstract, characters 738–897 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Baking performance of flour from CCC-treated plots was superior to that from untreated plots.

Taxon
spring wheatTriticum aestivume3
Treatment
CCCe7
Outcome
baking performance of the floure7
Direction
superiore7
Comparator
untreated plotse7

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

“chlormequat (CCC) on the grain yield of spring wheat”

✓ located verbatim in the source · abstract, characters 55–107 · show in text ↑
e7

“CCC helped prevent weather damage to the grain and as a result baking performance of the flour from treated plots was superior to that from the untreated plots”

✓ located verbatim in the source · abstract, characters 738–897 · show in text ↑

chlormequat chloride · yield · Triticum aestivum (wheat)Results differ

71 papers: 53 positive, 18 negative or no effect

52 papers in the same direction as this paper · 18 in the opposite direction

  1. positive
  2. positive
  3. positive

67 papers more in this group

See all 71 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.