Paper · 1983

Sugar beet as an energy crop on the Central Plateau.

N. S. Percival; Deborah Bond

9
claims
15
verbatim quotes
2
citations
2
research areas
—
Not open access

Abstract

For sugar and fodder beet crops grown over three years, root dry matter yields ranged from 0.9 to 16.9 t/ha and sugar yields were up to 14.1 t/ha. The major problems were with seedling establishment and subsequent weed control. The establishment problem was partially overcome by sowing more seed but there are unanswered questions on the role of soil fungi and nematodes. A range of herbicide treatments were studied and recommendations are given. These are · largely based on cycloate pre-emergence followed by several alternative herbicides post-emergence. One treatment, an ethofumesate/metamitron mixture gave good control with a single post-emergence application. There was little variation among sugar beet varieties, though Monoire had slightly greater yields in two years. Sowing dates around mid-October are preferred as soil temperatures earlier are too low to allow rapid germination. Practical and local aspects of establishing a beet/ethanol industry are discussed. Additional

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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 9

Observationobservedoriginal resultmeasured

Claim · model-written summary

Root dry matter yields of sugar and fodder beet over three years ranged from 0.9 to 16.9 t/ha.

Taxon
sugar and fodder beete1
Outcome
root dry matter yieldse1
Value
0.9 to 16.9 t/hae1

Verbatim

e1

“For sugar and fodder beet crops grown over three years, root dry matter yields ranged from 0.9 to 16.9 t/ha”

✓ located verbatim in the source · abstract, characters 0–107 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Sugar yields of sugar and fodder beet were up to 14.1 t/ha.

Taxon
sugar and fodder beete1
Outcome
sugar yieldse2
Value
14.1 t/hae2

Verbatim

e1

“For sugar and fodder beet crops grown over three years”

✓ located verbatim in the source · abstract, characters 0–54 · show in text ↑
e2

“sugar yields were up to 14.1 t/ha”

✓ located verbatim in the source · abstract, characters 112–145 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The major problems in the beet crops were seedling establishment and subsequent weed control.

Outcome
seedling establishment and subsequent weed controle1

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

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“The major problems were with seedling establishment and subsequent weed control”

✓ located verbatim in the source · abstract, characters 147–226 · show in text ↑
t0

“Sugar beet”

✓ located verbatim in the source · title, characters 0–10 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The establishment problem was partially overcome by sowing more seed.

Treatment
sowing more seede1
Outcome
establishment probleme1
Direction
partially overcomee1

Not reportedComparator

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

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“The establishment problem was partially overcome by sowing more seed”

✓ located verbatim in the source · abstract, characters 228–296 · show in text ↑
t0

“Sugar beet”

✓ located verbatim in the source · title, characters 0–10 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

Herbicide recommendations are largely based on cycloate pre-emergence followed by several alternative herbicides post-emergence.

Outcome
cycloate pre-emergence followed by several alternative herbicides post-emergencee1

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

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“largely based on cycloate pre-emergence followed by several alternative herbicides post-emergence”

✓ located verbatim in the source · abstract, characters 461–558 · show in text ↑
t0

“Sugar beet”

✓ located verbatim in the source · title, characters 0–10 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

An ethofumesate/metamitron mixture gave good control with a single post-emergence application.

Treatment
ethofumesate/metamitron mixturee1
Outcome
good controle1

Not reportedComparatorDirection

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

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“an ethofumesate/metamitron mixture gave good control with a single post-emergence application”

✓ located verbatim in the source · abstract, characters 575–668 · show in text ↑
t0

“Sugar beet”

✓ located verbatim in the source · title, characters 0–10 · show in text ↑
Observationobservedoriginal resultno effectmeasured

Claim · model-written summary

There was little variation among sugar beet varieties.

Outcome
variation among sugar beet varietiese1

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

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“There was little variation among sugar beet varieties, though Monoire had slightly greater yields in two years”

✓ located verbatim in the source · abstract, characters 670–780 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Variety Monoire had slightly greater yields in two years.

Material
Monoiree1
Outcome
yieldse1
Direction
greatere1
Qualifier
in two yearse1

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

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“There was little variation among sugar beet varieties, though Monoire had slightly greater yields in two years”

✓ located verbatim in the source · abstract, characters 670–780 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

Sowing dates around mid-October are preferred because earlier soil temperatures are too low for rapid germination.

Outcome
Sowing dates around mid-Octobere1

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

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“Sowing dates around mid-October are preferred as soil temperatures earlier are too low to allow rapid germination”

✓ located verbatim in the source · abstract, characters 782–895 · show in text ↑
t0

“Sugar beet”

✓ located verbatim in the source · title, characters 0–10 · show in text ↑

metamitron · control · Beta vulgaris (beet)Positive and negative results

2 papers: 1 positive, 1 negative or no effect

1 in the opposite direction

  1. negative
See all 2 papers →

ethofumesate · control · Beta vulgaris (beet)Positive and negative results

3 papers: 2 positive, 1 negative or no effect

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

  1. negative
  2. positive
See all 3 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.