Paper · 1989 · Weed Technology

Winter Wheat (Triticum aestivum) Response to Herbicides Applied at Three Growth Stages

Duane A. Martin; Stephen D. Miller; Harold P. Alley

6
claims
8
verbatim quotes
38
citations
2
research areas
—
Not open access

Abstract

Several labeled herbicide treatments reduced winter wheat height and grain yield when applied at different growth stages in 1984 and 1985. Yield reductions were related to reduced spike production. Wheat height and yield generally were greatest when herbicides were applied at Zadoks' Stage 29 and lowest at Stage 13. Herbicide treatments did not affect wheat kernels per spike, kernel weight, volume weight, or germination either year. However, most herbicide treatments either increased or decreased seed protein content, depending on the year.

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Claims 6

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Several labeled herbicide treatments reduced wheat height and grain yield at different growth stages in both years.

Taxon
winter wheatTriticum aestivume0
Treatment
labeled herbicide treatmentse0
Outcome
height and grain yielde0
Direction
reducede0
Qualifier
1984 and 1985e0

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

e0

“Several labeled herbicide treatments reduced winter wheat height and grain yield when applied at different growth stages in 1984 and 1985.”

✓ located verbatim in the source · abstract, characters 0–138 · show in text ↑
Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Yield reductions were related to reduced spike production.

Taxon
Winter Wheat (Triticum aestivum)Triticum aestivumt0
Organ / stage
spikee0
Outcome
Yielde0
Direction
reductionse0
Qualifier
related to reduced spike productione0

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

“Yield reductions were related to reduced spike production.”

✓ located verbatim in the source · abstract, characters 139–197 · show in text ↑
t0

“Winter Wheat (Triticum aestivum)”

✓ located verbatim in the source · title, characters 0–32 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Wheat height and yield were generally greatest with applications at Stage 29 and lowest at Stage 13.

Treatment
herbicides were applied at Zadoks' Stage 29e0
Outcome
height and yielde0
Direction
greateste0
Qualifier
generallye0
Comparator
Stage 13e0

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

“Wheat height and yield generally were greatest when herbicides were applied at Zadoks' Stage 29 and lowest at Stage 13.”

✓ located verbatim in the source · abstract, characters 198–317 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Herbicides did not affect kernels per spike, kernel weight or volume weight either year.

Treatment
Herbicide treatmentse0
Outcome
kernels per spike, kernel weight, volume weighte0
Direction
did not affecte0
Qualifier
either yeare0

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

e0

“Herbicide treatments did not affect wheat kernels per spike, kernel weight, volume weight, or germination either year.”

✓ located verbatim in the source · abstract, characters 318–436 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Herbicides did not affect wheat germination either year.

Treatment
Herbicide treatmentse0
Outcome
germinatione0
Direction
did not affecte0
Qualifier
either yeare0

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

e0

“Herbicide treatments did not affect wheat kernels per spike, kernel weight, volume weight, or germination either year.”

✓ located verbatim in the source · abstract, characters 318–436 · show in text ↑
Intervention effectobservedoriginal resultmixedmeasured

Claim · model-written summary

Most herbicide treatments increased or decreased seed protein content depending on year.

Taxon
Winter Wheat (Triticum aestivum)Triticum aestivumt0
Treatment
herbicide treatmentse0
Outcome
seed protein contente0
Direction
increased or decreasede0
Qualifier
depending on the yeare0

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

e0

“However, most herbicide treatments either increased or decreased seed protein content, depending on the year.”

✓ located verbatim in the source · abstract, characters 437–546 · show in text ↑
t0

“Winter Wheat (Triticum aestivum)”

✓ located verbatim in the source · title, characters 0–32 · show in text ↑

herbicide · growth · Triticum aestivum (wheat)Positive and negative results

116 papers: 64 positive, 52 negative or no effect

51 papers in the same direction as this paper · 64 in the opposite direction

  1. no effect
  2. no effect
  3. positive

112 papers more in this group

See all 116 papers →

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

563 papers: 466 positive, 97 negative or no effect

465 papers in the same direction as this paper · 87 in the opposite direction · 10 reporting no difference from an alternative

  1. no effect
  2. positive
  3. negative

559 papers more in this group

See all 563 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.