Paper · 1992 · HortScience

Carrot Yield when Grown under Three Soil Water Concentrations

James M. White

7
claims
13
verbatim quotes
14
citations
2
research areas
✓
Open access

Abstract

`Orlando Gold' carrots (Daucus carota L.) were grown in plastic containers filled with an organic soil and placed in a greenhouse in the fall and spring. Three (high, medium, and low) soil water concentrations of 48% (low), 54% (medium), and 60% (high) were used. The number of marketable roots was higher following the fall than the spring planting. The high and low soil water concentrations significantly reduced the number of marketable roots over the medium concentration, but only the high concentration reduced the total marketable weight in both plantings. Application of the high soil water concentration reduced root length but not width measured at 2.5 cm below the crown relative to the medium and low soil water concentrations. Carrots will produce marketable roots when grown in a wide range of soil water concentrations, but the high concentration reduced yield more than the low concentration.

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Claims 7

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Marketable root number was higher with fall planting than with spring planting.

Taxon
Daucus carotaDaucus carotae0
Treatment
falle1
Outcome
number of marketable rootse1
Direction
highere1
Comparator
spring plantinge1
Setting
greenhousee0

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“carrots (Daucus carota L.) were grown in plastic containers filled with an organic soil and placed in a greenhouse in the fall and spring”

✓ located verbatim in the source · abstract, characters 15–152 · show in text ↑
e1

“The number of marketable roots was higher following the fall than the spring planting”

✓ located verbatim in the source · abstract, characters 264–349 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

High and low soil water concentrations significantly reduced marketable root number relative to the medium concentration.

Taxon
Daucus carotaDaucus carotae0
Treatment
high and low soil water concentrationse2
Outcome
number of marketable rootse2
Direction
reducede2
Comparator
medium concentratione2
Setting
greenhousee0

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“carrots (Daucus carota L.) were grown in plastic containers filled with an organic soil and placed in a greenhouse in the fall and spring”

✓ located verbatim in the source · abstract, characters 15–152 · show in text ↑
e2

“The high and low soil water concentrations significantly reduced the number of marketable roots over the medium concentration”

✓ located verbatim in the source · abstract, characters 351–476 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Only the high soil water concentration reduced total marketable weight, in both plantings.

Taxon
Daucus carotaDaucus carotae0
Treatment
high concentratione3
Outcome
total marketable weighte3
Direction
reducede3

Not reportedComparator

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“carrots (Daucus carota L.) were grown in plastic containers filled with an organic soil and placed in a greenhouse in the fall and spring”

✓ located verbatim in the source · abstract, characters 15–152 · show in text ↑
e3

“but only the high concentration reduced the total marketable weight in both plantings”

✓ located verbatim in the source · abstract, characters 478–563 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

The high soil water concentration reduced root length relative to the medium and low concentrations.

Taxon
Daucus carotaDaucus carotae0
Treatment
high soil water concentratione4
Outcome
root lengthe4
Direction
reducede4
Comparator
medium and low soil water concentrationse4

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“carrots (Daucus carota L.) were grown in plastic containers filled with an organic soil and placed in a greenhouse in the fall and spring”

✓ located verbatim in the source · abstract, characters 15–152 · show in text ↑
e4

“Application of the high soil water concentration reduced root length but not width measured at 2.5 cm below the crown relative to the medium and low soil water concentrations”

✓ located verbatim in the source · abstract, characters 565–739 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

The high soil water concentration did not change root width measured at 2.5 cm below the crown.

Taxon
Daucus carotaDaucus carotae0
Treatment
high soil water concentratione4
Outcome
width measured at 2.5 cm below the crowne4
Direction
no_changeinferrede4
Comparator
medium and low soil water concentrationse4

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“carrots (Daucus carota L.) were grown in plastic containers filled with an organic soil and placed in a greenhouse in the fall and spring”

✓ located verbatim in the source · abstract, characters 15–152 · show in text ↑
e4

“Application of the high soil water concentration reduced root length but not width measured at 2.5 cm below the crown relative to the medium and low soil water concentrations”

✓ located verbatim in the source · abstract, characters 565–739 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Carrots produced marketable roots across a wide range of soil water concentrations.

Taxon
CarrotsDaucus carotae5
Outcome
produce marketable rootse5
Qualifier
wide range of soil water concentrationse5

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e5

“Carrots will produce marketable roots when grown in a wide range of soil water concentrations”

✓ located verbatim in the source · abstract, characters 741–834 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

The high soil water concentration reduced yield more than the low concentration.

Taxon
Daucus carotaDaucus carotae0
Treatment
high concentratione6
Outcome
yielde6
Direction
reducede6
Comparator
low concentratione6

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“carrots (Daucus carota L.) were grown in plastic containers filled with an organic soil and placed in a greenhouse in the fall and spring”

✓ located verbatim in the source · abstract, characters 15–152 · show in text ↑
e6

“but the high concentration reduced yield more than the low concentration”

✓ located verbatim in the source · abstract, characters 836–908 · show in text ↑

soil water · growth · Daucus carota (carrot)Results agree

3 papers: 0 positive, 3 negative or no effect

2 papers in the same direction as this paper

  1. negative
  2. negative
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.