Paper · 2012 · Acta agriculturae Slovenica

Selenium supplementation stimulates vegetative and reproductive growth in canola (Brassica napus L.) plants

Roghieh Hajiboland; Nasrin Keivanfar

4
claims
7
verbatim quotes
38
citations
3
research areas
✓
Open access

Abstract

Selenium (Se) is a beneficial element for higher plants and its positive effect on plants growth and performance has been reported. Effect of Se under non-stress conditions especially during reproductive phase has not been attracted enough attention. In this work effect of Se supplementation at 0, 10 and 20 g Se plant -1 was studied in canola (Brassica napus'RGS') plants during vegetative and reproductive phase of growth under greenhouse conditions. Selenium addition resulted in a significant enhancement of dry matter production of vegetative parts as well as pod and seed dry weight. In addition, Se supplementation caused a considerable acceleration of reproductive events. In vegetative plants, higher photosynthesis rate, carbohydrates and protein content in the leaves was observed in Se treated plants compared with control. Our results suggested beneficial effect of Se on canola seed yield that may also contribute in improving nutritional value of canola for livestock and human.

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Claims 4

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Selenium significantly increased dry matter production of vegetative parts, pods and seeds.

Material
Brassica napus'RGS'e1
Treatment
Selenium additione0
Outcome
dry matter production of vegetative parts as well as pod and seed dry weighte0
Direction
enhancemente0

Not reportedComparator

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

Brassica napus var. napus
Brassica napus var. napus · Taxoncontri from Yonezawa-Shi, Yamagata, Japan · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Selenium addition resulted in a significant enhancement of dry matter production of vegetative parts as well as pod and seed dry weight”

✓ located verbatim in the source · abstract, characters 454–589 · show in text ↑
e1

“canola (Brassica napus'RGS') plants”

✓ located verbatim in the source · abstract, characters 338–373 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Selenium accelerated reproductive events.

Treatment
Se supplementatione0
Outcome
reproductive eventse0
Direction
acceleratione0

Not reportedComparator

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

Brassica napus var. napus
Brassica napus var. napus · Taxoncontri from Yonezawa-Shi, Yamagata, Japan · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Se supplementation caused a considerable acceleration of reproductive events”

✓ located verbatim in the source · abstract, characters 604–680 · show in text ↑
e1

“canola (Brassica napus'RGS') plants”

✓ located verbatim in the source · abstract, characters 338–373 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Selenium-treated vegetative plants had higher photosynthesis rates, carbohydrates and leaf protein content than controls.

Organ / stage
leavese0
Treatment
Se treated plantse0
Outcome
photosynthesis rate, carbohydrates and protein content in the leavese0
Direction
highere0
Comparator
controle0

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

Brassica napus var. napus
Brassica napus var. napus · Taxoncontri from Yonezawa-Shi, Yamagata, Japan · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e0

“In vegetative plants, higher photosynthesis rate, carbohydrates and protein content in the leaves was observed in Se treated plants compared with control”

✓ located verbatim in the source · abstract, characters 682–835 · show in text ↑
e1

“canola (Brassica napus'RGS') plants”

✓ located verbatim in the source · abstract, characters 338–373 · show in text ↑
Observationauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

The authors suggest selenium benefits canola seed yield and may improve its nutritional value.

Outcome
canola seed yielde0
Qualifier
may also contribute in improving nutritional value of canolae0

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

Brassica napus var. napus
Brassica napus var. napus · Taxoncontri from Yonezawa-Shi, Yamagata, Japan · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Our results suggested beneficial effect of Se on canola seed yield that may also contribute in improving nutritional value of canola for livestock and human”

✓ located verbatim in the source · abstract, characters 837–993 · show in text ↑

selenium atom · physiology: photosynthesis · Brassica napus (oilseed rape)Results agree

4 papers: 4 positive, 0 negative or no effect

3 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive
See all 4 papers →

selenium atom · yield · Brassica napus (oilseed rape)Results agree

7 papers: 7 positive, 0 negative or no effect

6 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

3 papers more in this group

See all 7 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.