Paper · 2011 · Journal of Food Agriculture & Environment

Effect of thiourea on dormancy breaking minitubers and yield of potato (Solanum tuberosum L.) cv. Agria in greenhouse experiment.

Sardar Germchi; Mohammad Bagher Khorshidi-Benam; Hassanpanah Davoud; et al.

10
claims
29
verbatim quotes
3
citations
2
research areas
—
Not open access

Abstract

This experiment was conducted for studying thiourea application effect on potato minitubers dormancy breaking in Agria cultivar in greenhouse in 2006. Thiourea solution in three concentration levels as 0, 0.5 and 1% arranged in a completely randomized design in three replicates. After dormancy breaking, attributes like days to sprouting, length of the longest sprout and sprout number were measured. Then minitubers planted in pots and days to emergence, main stem numbers and plant height were measured. Tuber number per plant, yield and mean tuber weight was calculated after harvesting. Results showed that thiourea affected all attributes significantly. Applying 1% thiourea decreased days to sprouting date from 60 to 26 days, increased sprout number from 1.8 to 3.1 sprouts, increased sprout length from 1.8 to 4.1 cm, decreased days to emergence from 60 to 29 days, increased stem number from 1.2 to 2.4, increased plant height at least 30.6 cm, increased tuber number per plant from 5 to 9, decreased mean tuber weight per plant at least 22.1 g and increased total tuber weight per plant from 183 to 202 g. Therefore, applying 1% thiourea is recommendable for minitubers dormancy breaking because of its effect on rapid dormancy breaking, rapid emergence and increasing minituber number per plant and tuber yield in Agria minituber production.

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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 10

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Applying 1% thiourea decreased days to sprouting date by or to 60 to 26 days in Agria potato.

Material
Agriat0
Treatment
1% thioureae0
Outcome
days to sprouting datee0
Direction
decreasede0
Value
60 to 26 dayse0
Comparator
0e1

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Applying 1% thiourea decreased days to sprouting date from 60 to 26 days, increased sprout number from 1.8 to 3.1 sprouts, increased sprout length from 1.8 to 4.1 cm, decreased days to emergence from 60 to 29 days, increased stem number from 1.2 to 2.4, increased plant height at least 30.6 cm, increased tuber number per plant from 5 to 9, decreased mean tuber weight per plant at least 22.1 g and increased total tuber weight per plant from 183 to 202 g”

✓ located verbatim in the source · abstract, characters 660–1115 · show in text ↑
e1

“0, 0.5 and 1%”

✓ located verbatim in the source · abstract, characters 202–215 · show in text ↑
t0

“potato (Solanum tuberosum L.) cv. Agria”

✓ located verbatim in the source · title, characters 64–103 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Applying 1% thiourea increased sprout number by or to 1.8 to 3.1 sprouts in Agria potato.

Material
Agriat0
Treatment
1% thioureae0
Outcome
sprout numbere0
Direction
increasede0
Value
1.8 to 3.1 sproutse0
Comparator
0e1

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Applying 1% thiourea decreased days to sprouting date from 60 to 26 days, increased sprout number from 1.8 to 3.1 sprouts, increased sprout length from 1.8 to 4.1 cm, decreased days to emergence from 60 to 29 days, increased stem number from 1.2 to 2.4, increased plant height at least 30.6 cm, increased tuber number per plant from 5 to 9, decreased mean tuber weight per plant at least 22.1 g and increased total tuber weight per plant from 183 to 202 g”

✓ located verbatim in the source · abstract, characters 660–1115 · show in text ↑
e1

“0, 0.5 and 1%”

✓ located verbatim in the source · abstract, characters 202–215 · show in text ↑
t0

“potato (Solanum tuberosum L.) cv. Agria”

✓ located verbatim in the source · title, characters 64–103 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Applying 1% thiourea increased sprout length by or to 1.8 to 4.1 cm in Agria potato.

Material
Agriat0
Treatment
1% thioureae0
Outcome
sprout lengthe0
Direction
increasede0
Value
1.8 to 4.1 cme0
Comparator
0e1

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Applying 1% thiourea decreased days to sprouting date from 60 to 26 days, increased sprout number from 1.8 to 3.1 sprouts, increased sprout length from 1.8 to 4.1 cm, decreased days to emergence from 60 to 29 days, increased stem number from 1.2 to 2.4, increased plant height at least 30.6 cm, increased tuber number per plant from 5 to 9, decreased mean tuber weight per plant at least 22.1 g and increased total tuber weight per plant from 183 to 202 g”

✓ located verbatim in the source · abstract, characters 660–1115 · show in text ↑
e1

“0, 0.5 and 1%”

✓ located verbatim in the source · abstract, characters 202–215 · show in text ↑
t0

“potato (Solanum tuberosum L.) cv. Agria”

✓ located verbatim in the source · title, characters 64–103 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Applying 1% thiourea decreased days to emergence by or to 60 to 29 days in Agria potato.

Material
Agriat0
Treatment
1% thioureae0
Outcome
days to emergencee0
Direction
decreasede0
Value
60 to 29 dayse0
Comparator
0e1

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Applying 1% thiourea decreased days to sprouting date from 60 to 26 days, increased sprout number from 1.8 to 3.1 sprouts, increased sprout length from 1.8 to 4.1 cm, decreased days to emergence from 60 to 29 days, increased stem number from 1.2 to 2.4, increased plant height at least 30.6 cm, increased tuber number per plant from 5 to 9, decreased mean tuber weight per plant at least 22.1 g and increased total tuber weight per plant from 183 to 202 g”

✓ located verbatim in the source · abstract, characters 660–1115 · show in text ↑
e1

“0, 0.5 and 1%”

✓ located verbatim in the source · abstract, characters 202–215 · show in text ↑
t0

“potato (Solanum tuberosum L.) cv. Agria”

✓ located verbatim in the source · title, characters 64–103 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Applying 1% thiourea increased stem number by or to 1.2 to 2.4 in Agria potato.

Material
Agriat0
Treatment
1% thioureae0
Outcome
stem numbere0
Direction
increasede0
Value
1.2 to 2.4e0
Comparator
0e1

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Applying 1% thiourea decreased days to sprouting date from 60 to 26 days, increased sprout number from 1.8 to 3.1 sprouts, increased sprout length from 1.8 to 4.1 cm, decreased days to emergence from 60 to 29 days, increased stem number from 1.2 to 2.4, increased plant height at least 30.6 cm, increased tuber number per plant from 5 to 9, decreased mean tuber weight per plant at least 22.1 g and increased total tuber weight per plant from 183 to 202 g”

✓ located verbatim in the source · abstract, characters 660–1115 · show in text ↑
e1

“0, 0.5 and 1%”

✓ located verbatim in the source · abstract, characters 202–215 · show in text ↑
t0

“potato (Solanum tuberosum L.) cv. Agria”

✓ located verbatim in the source · title, characters 64–103 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Applying 1% thiourea increased plant height by or to 30.6 cm in Agria potato.

Material
Agriat0
Treatment
1% thioureae0
Outcome
plant heighte0
Direction
increasede0
Value
30.6 cme0
Comparator
0e1

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Applying 1% thiourea decreased days to sprouting date from 60 to 26 days, increased sprout number from 1.8 to 3.1 sprouts, increased sprout length from 1.8 to 4.1 cm, decreased days to emergence from 60 to 29 days, increased stem number from 1.2 to 2.4, increased plant height at least 30.6 cm, increased tuber number per plant from 5 to 9, decreased mean tuber weight per plant at least 22.1 g and increased total tuber weight per plant from 183 to 202 g”

✓ located verbatim in the source · abstract, characters 660–1115 · show in text ↑
e1

“0, 0.5 and 1%”

✓ located verbatim in the source · abstract, characters 202–215 · show in text ↑
t0

“potato (Solanum tuberosum L.) cv. Agria”

✓ located verbatim in the source · title, characters 64–103 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Applying 1% thiourea increased tuber number per plant by or to 5 to 9 in Agria potato.

Material
Agriat0
Treatment
1% thioureae0
Outcome
tuber number per plante0
Direction
increasede0
Value
5 to 9e0
Comparator
0e1

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Applying 1% thiourea decreased days to sprouting date from 60 to 26 days, increased sprout number from 1.8 to 3.1 sprouts, increased sprout length from 1.8 to 4.1 cm, decreased days to emergence from 60 to 29 days, increased stem number from 1.2 to 2.4, increased plant height at least 30.6 cm, increased tuber number per plant from 5 to 9, decreased mean tuber weight per plant at least 22.1 g and increased total tuber weight per plant from 183 to 202 g”

✓ located verbatim in the source · abstract, characters 660–1115 · show in text ↑
e1

“0, 0.5 and 1%”

✓ located verbatim in the source · abstract, characters 202–215 · show in text ↑
t0

“potato (Solanum tuberosum L.) cv. Agria”

✓ located verbatim in the source · title, characters 64–103 · show in text ↑
Intervention effectobservedoriginal resultmixedsignificant (as stated)measured

Claim · model-written summary

Applying 1% thiourea decreased mean tuber weight per plant by or to 22.1 g in Agria potato.

Material
Agriat0
Treatment
1% thioureae0
Outcome
mean tuber weight per plante0
Direction
decreasede0
Value
22.1 ge0
Comparator
0e1

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Applying 1% thiourea decreased days to sprouting date from 60 to 26 days, increased sprout number from 1.8 to 3.1 sprouts, increased sprout length from 1.8 to 4.1 cm, decreased days to emergence from 60 to 29 days, increased stem number from 1.2 to 2.4, increased plant height at least 30.6 cm, increased tuber number per plant from 5 to 9, decreased mean tuber weight per plant at least 22.1 g and increased total tuber weight per plant from 183 to 202 g”

✓ located verbatim in the source · abstract, characters 660–1115 · show in text ↑
e1

“0, 0.5 and 1%”

✓ located verbatim in the source · abstract, characters 202–215 · show in text ↑
t0

“potato (Solanum tuberosum L.) cv. Agria”

✓ located verbatim in the source · title, characters 64–103 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Applying 1% thiourea increased total tuber weight per plant by or to 183 to 202 g in Agria potato.

Material
Agriat0
Treatment
1% thioureae0
Outcome
total tuber weight per plante0
Direction
increasede0
Value
183 to 202 ge0
Comparator
0e1

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Applying 1% thiourea decreased days to sprouting date from 60 to 26 days, increased sprout number from 1.8 to 3.1 sprouts, increased sprout length from 1.8 to 4.1 cm, decreased days to emergence from 60 to 29 days, increased stem number from 1.2 to 2.4, increased plant height at least 30.6 cm, increased tuber number per plant from 5 to 9, decreased mean tuber weight per plant at least 22.1 g and increased total tuber weight per plant from 183 to 202 g”

✓ located verbatim in the source · abstract, characters 660–1115 · show in text ↑
e1

“0, 0.5 and 1%”

✓ located verbatim in the source · abstract, characters 202–215 · show in text ↑
t0

“potato (Solanum tuberosum L.) cv. Agria”

✓ located verbatim in the source · title, characters 64–103 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors recommended 1% thiourea for Agria minituber production.

Material
Agriae0
Outcome
applying 1% thiourea is recommendable for minitubers dormancy breakinge0

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e0

“applying 1% thiourea is recommendable for minitubers dormancy breaking because of its effect on rapid dormancy breaking, rapid emergence and increasing minituber number per plant and tuber yield in Agria minituber production”

✓ located verbatim in the source · abstract, characters 1128–1352 · show in text ↑
t0

“potato (Solanum tuberosum L.) cv. Agria”

✓ located verbatim in the source · title, characters 64–103 · show in text ↑

thiourea · quality: postharvest · Solanum tuberosum (potato)Results agree

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this paper

  1. positive
  2. positive
See all 3 papers →

thiourea · growth · Solanum tuberosum (potato)Results agree

5 papers: 5 positive, 0 negative or no effect

4 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

1 paper more in this group

See all 5 papers →

thiourea · yield · Solanum tuberosum (potato)Results agree

6 papers: 6 positive, 0 negative or no effect

5 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

2 papers more in this group

See all 6 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.