Paper · 2018 · Journal of Crop Improvement

Planting date and row spacing effects on the agronomic potential of sesame in the southeastern USA

Romain M. Gloaguen; Seth Byrd; Diane L. Rowland; et al.

9
claims
17
verbatim quotes
16
citations
2
research areas
—
Not open access

Abstract

Sesame (Sesamum indicum L.) is being considered for commercial production in the southeastern USA, but very little is known about its potential and the appropriate management practices required to achieve sustainable yield potential in the area. This study thus aims to determine the optimal planting date and row spacing for several sesame cultivars. Traits examined were yield, plant height, number of nodes on the main stem, number of branches, height to first capsule on the main stem, and number of plants per meter. A first trial investigated three planting dates in Citra, FL (May, June, and July); whereas a second one examined several row spacings at two locations: 19 and 38.1 cm in Citra; and 19, 38.1, and 76.2 cm in Live Oak, FL. The May planting date showed higher yields, number of nodes, and taller plants than the other dates. Accumulated air and soil growing degree days (GDDs), rainfall, and solar radiation values were calculated for each planting date in both years. Soil GDDs provided similar results to air GDDs; thus, either model would seem appropriate for predicting crop development in this region. Plant height, number of nodes with capsules, and number of branches were increased at wider row spacings in the Live Oak trials as compared with narrow rows. These two trials illustrated the potential of sesame for attaining economically sustainable yields in the southeastern USA, but further exploration and modeling of agronomic traits will be needed to reach the crop’s full yield potential in these regions.

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Claims 9

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

May planting produced higher sesame yields than other dates.

Treatment
May planting datee0
Outcome
yieldse0
Direction
highere0
Comparator
other datese0

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

Sesamum indicum
Sesamum indicum · TaxonFranz Xaver · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The May planting date showed higher yields, number of nodes, and taller plants than the other dates”

✓ located verbatim in the source · abstract, characters 743–842 · show in text ↑
t0

“Sesame”

✓ located after whitespace/quote normalisation · title, characters 68–74 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

May planting produced more sesame stem nodes than other dates.

Treatment
May planting datee0
Outcome
number of nodese0
Direction
highere0
Comparator
other datese0

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

Sesamum indicum
Sesamum indicum · TaxonFranz Xaver · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The May planting date showed higher yields, number of nodes, and taller plants than the other dates”

✓ located verbatim in the source · abstract, characters 743–842 · show in text ↑
t0

“Sesame”

✓ located after whitespace/quote normalisation · title, characters 68–74 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

May planting produced taller sesame plants than other dates.

Treatment
May planting datee0
Outcome
taller plantse0
Direction
tallere0
Comparator
other datese0

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

Sesamum indicum
Sesamum indicum · TaxonFranz Xaver · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The May planting date showed higher yields, number of nodes, and taller plants than the other dates”

✓ located verbatim in the source · abstract, characters 743–842 · show in text ↑
t0

“Sesame”

✓ located after whitespace/quote normalisation · title, characters 68–74 · show in text ↑
Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

Soil growing degree days gave similar results to air growing degree days for predicting sesame development.

Outcome
similar resultse0
Qualifier
predicting crop development in this regione0
Comparator
air GDDse0

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

Sesamum indicum
Sesamum indicum · TaxonFranz Xaver · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Soil GDDs provided similar results to air GDDs; thus, either model would seem appropriate for predicting crop development in this region”

✓ located verbatim in the source · abstract, characters 988–1124 · show in text ↑
t0

“sesame”

✓ located verbatim in the source · title, characters 68–74 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Sesame plant height increased at wider row spacing in Live Oak.

Treatment
wider row spacingse0
Outcome
Plant heighte0
Direction
increasede0
Comparator
narrow rowse0
Setting
Live Oake0

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

Sesamum indicum
Sesamum indicum · TaxonFranz Xaver · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Plant height, number of nodes with capsules, and number of branches were increased at wider row spacings in the Live Oak trials as compared with narrow rows”

✓ located verbatim in the source · abstract, characters 1126–1282 · show in text ↑
t0

“Sesame”

✓ located after whitespace/quote normalisation · title, characters 68–74 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Sesame nodes with capsules increased at wider row spacing in Live Oak.

Treatment
wider row spacingse0
Outcome
number of nodes with capsulese0
Direction
increasede0
Comparator
narrow rowse0
Setting
Live Oake0

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

Sesamum indicum
Sesamum indicum · TaxonFranz Xaver · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Plant height, number of nodes with capsules, and number of branches were increased at wider row spacings in the Live Oak trials as compared with narrow rows”

✓ located verbatim in the source · abstract, characters 1126–1282 · show in text ↑
t0

“Sesame”

✓ located after whitespace/quote normalisation · title, characters 68–74 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Sesame branch number increased at wider row spacing in Live Oak.

Treatment
wider row spacingse0
Outcome
number of branchese0
Direction
increasede0
Comparator
narrow rowse0
Setting
Live Oake0

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

Sesamum indicum
Sesamum indicum · TaxonFranz Xaver · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Plant height, number of nodes with capsules, and number of branches were increased at wider row spacings in the Live Oak trials as compared with narrow rows”

✓ located verbatim in the source · abstract, characters 1126–1282 · show in text ↑
t0

“Sesame”

✓ located after whitespace/quote normalisation · title, characters 68–74 · show in text ↑
Observationauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

The trials indicated economically sustainable sesame yields are possible in the southeastern USA.

Outcome
potential of sesame for attaining economically sustainable yieldse0
Setting
southeastern USAe0

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

Sesamum indicum
Sesamum indicum · TaxonFranz Xaver · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“These two trials illustrated the potential of sesame for attaining economically sustainable yields in the southeastern USA”

✓ located verbatim in the source · abstract, characters 1284–1406 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

Further exploration and modeling of agronomic traits is needed to reach full sesame yield potential.

Outcome
further exploration and modeling of agronomic traitse0

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

Sesamum indicum
Sesamum indicum · TaxonFranz Xaver · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“further exploration and modeling of agronomic traits will be needed to reach the crop’s full yield potential in these regions”

✓ located verbatim in the source · abstract, characters 1412–1537 · show in text ↑
t0

“Sesame”

✓ located after whitespace/quote normalisation · title, characters 68–74 · show in text ↑

sowing time · yield · Sesamum indicum (sesame)Positive and negative results

23 papers: 17 positive, 6 negative or no effect

16 papers in the same direction as this paper · 6 in the opposite direction

  1. positive
  2. negative
  3. negative

19 papers more in this group

See all 23 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.