Paper · 2022 · Climate Change and Environmental Sustainability

The impact of different seed priming techniques on growth and early seedling vigour of sunflower (Helianthus annuus L. cv. PAC334)

O. Siva Devika; Amitava Rakshit

12
claims
19
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

In a plant life cycle, seed germination and seedling establishment are vital stages as these are the decisive stages for onset and yield of a crop. Current experiment was conducted to find the effect of different seed priming options on seedling development of sunflower in pot culture experiment under greenhouse conditions. The results of our experiment revealed that the key parameters of seedling development such as plant height (30.2 cm), no. of leaves (8.33), stem girth (1.03 cm), root length (5.54 cm), shoot weight (0.27g), root weight (0.08g) and leaf area (46 cm2) of sunflower seedlings were found maximum in the treatment of sole bio-priming with Trichoderma viride as compared to rest of the priming treatments. Root length, root weight and no. of leaves in the bio-primed treatment were comparable to hormonal priming and the least was noticed in control. Root shoot ratio was found highest (0.52) in hormonal priming and least was in RDF (0.3). Leaf chlorophyll content was not varied significantly with imposed treatments.

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Claims 12

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Trichoderma viride bio-priming gave the maximum plant height of 30.2 cm.

Taxon
sunflowerHelianthus annuuse0
Treatment
sole bio-priming with Trichoderma viridee0
Interactor
Trichoderma virideTrichoderma viridee0symbiont
Outcome
plant heighte0
Direction
maximume0
Value
30.2 cme0
Comparator
rest of the priming treatmentse0

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗
Trichoderma viride
Trichoderma viride · InteractorKatja Schulz · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“plant height (30.2 cm), no. of leaves (8.33), stem girth (1.03 cm), root length (5.54 cm), shoot weight (0.27g), root weight (0.08g) and leaf area (46 cm2) of sunflower seedlings were found maximum in the treatment of sole bio-priming with Trichoderma viride as compared to rest of the priming treatments”

✓ located verbatim in the source · abstract, characters 421–725 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Trichoderma viride bio-priming gave the maximum leaf count of 8.33.

Taxon
sunflowerHelianthus annuuse0
Treatment
sole bio-priming with Trichoderma viridee0
Interactor
Trichoderma virideTrichoderma viridee0symbiont
Outcome
no. of leavese0
Direction
maximume0
Value
8.33e0
Comparator
rest of the priming treatmentse0

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗
Trichoderma viride
Trichoderma viride · InteractorKatja Schulz · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“no. of leaves (8.33), stem girth (1.03 cm), root length (5.54 cm), shoot weight (0.27g), root weight (0.08g) and leaf area (46 cm2) of sunflower seedlings were found maximum in the treatment of sole bio-priming with Trichoderma viride as compared to rest of the priming treatments”

✓ located verbatim in the source · abstract, characters 445–725 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Trichoderma viride bio-priming gave maximum stem girth of 1.03 cm.

Taxon
sunflowerHelianthus annuuse0
Treatment
sole bio-priming with Trichoderma viridee0
Interactor
Trichoderma virideTrichoderma viridee0symbiont
Outcome
stem girthe0
Direction
maximume0
Value
1.03 cme0
Comparator
rest of the priming treatmentse0

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗
Trichoderma viride
Trichoderma viride · InteractorKatja Schulz · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“stem girth (1.03 cm), root length (5.54 cm), shoot weight (0.27g), root weight (0.08g) and leaf area (46 cm2) of sunflower seedlings were found maximum in the treatment of sole bio-priming with Trichoderma viride as compared to rest of the priming treatments”

✓ located verbatim in the source · abstract, characters 467–725 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Trichoderma viride bio-priming gave maximum root length of 5.54 cm.

Taxon
sunflowerHelianthus annuuse0
Treatment
sole bio-priming with Trichoderma viridee0
Interactor
Trichoderma virideTrichoderma viridee0symbiont
Outcome
root lengthe0
Direction
maximume0
Value
5.54 cme0
Comparator
rest of the priming treatmentse0

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗
Trichoderma viride
Trichoderma viride · InteractorKatja Schulz · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“root length (5.54 cm), shoot weight (0.27g), root weight (0.08g) and leaf area (46 cm2) of sunflower seedlings were found maximum in the treatment of sole bio-priming with Trichoderma viride as compared to rest of the priming treatments”

✓ located verbatim in the source · abstract, characters 489–725 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Trichoderma viride bio-priming gave maximum shoot weight of 0.27g.

Taxon
sunflowerHelianthus annuuse0
Treatment
sole bio-priming with Trichoderma viridee0
Interactor
Trichoderma virideTrichoderma viridee0symbiont
Outcome
shoot weighte0
Direction
maximume0
Value
0.27ge0
Comparator
rest of the priming treatmentse0

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗
Trichoderma viride
Trichoderma viride · InteractorKatja Schulz · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“shoot weight (0.27g), root weight (0.08g) and leaf area (46 cm2) of sunflower seedlings were found maximum in the treatment of sole bio-priming with Trichoderma viride as compared to rest of the priming treatments”

✓ located verbatim in the source · abstract, characters 512–725 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Trichoderma viride bio-priming gave maximum root weight of 0.08g.

Taxon
sunflowerHelianthus annuuse0
Treatment
sole bio-priming with Trichoderma viridee0
Interactor
Trichoderma virideTrichoderma viridee0symbiont
Outcome
root weighte0
Direction
maximume0
Value
0.08ge0
Comparator
rest of the priming treatmentse0

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗
Trichoderma viride
Trichoderma viride · InteractorKatja Schulz · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“root weight (0.08g) and leaf area (46 cm2) of sunflower seedlings were found maximum in the treatment of sole bio-priming with Trichoderma viride as compared to rest of the priming treatments”

✓ located verbatim in the source · abstract, characters 534–725 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Trichoderma viride bio-priming gave maximum leaf area of 46 cm2.

Taxon
sunflowerHelianthus annuuse0
Treatment
sole bio-priming with Trichoderma viridee0
Interactor
Trichoderma virideTrichoderma viridee0symbiont
Outcome
leaf areae0
Direction
maximume0
Value
46 cm2e0
Comparator
rest of the priming treatmentse0

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗
Trichoderma viride
Trichoderma viride · InteractorKatja Schulz · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“leaf area (46 cm2) of sunflower seedlings were found maximum in the treatment of sole bio-priming with Trichoderma viride as compared to rest of the priming treatments”

✓ located verbatim in the source · abstract, characters 558–725 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Root length, root weight and leaf number under bio-priming were comparable to hormonal priming.

Taxon
sunflowerHelianthus annuust0
Treatment
bio-primed treatmente0
Outcome
Root length, root weight and no. of leavese0
Direction
comparablee0
Comparator
hormonal priminge0

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Root length, root weight and no. of leaves in the bio-primed treatment were comparable to hormonal priming”

✓ located verbatim in the source · abstract, characters 727–833 · show in text ↑
t0

“sunflower”

✓ located verbatim in the source · title, characters 87–96 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Control gave the lowest root length, root weight and leaf number.

Taxon
sunflowerHelianthus annuust0
Treatment
controle0
Outcome
Root length, root weight and no. of leavese1
Direction
leaste0

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗

Verbatim

e0

“the least was noticed in control”

✓ located verbatim in the source · abstract, characters 838–870 · show in text ↑
t0

“sunflower”

✓ located verbatim in the source · title, characters 87–96 · show in text ↑
e1

“Root length, root weight and no. of leaves”

✓ located verbatim in the source · abstract, characters 727–769 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Hormonal priming gave the highest root to shoot ratio, 0.52.

Taxon
sunflowerHelianthus annuust0
Treatment
hormonal priminge0
Outcome
Root shoot ratioe0
Direction
higheste0
Value
0.52e0

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Root shoot ratio was found highest (0.52) in hormonal priming”

✓ located verbatim in the source · abstract, characters 872–933 · show in text ↑
t0

“sunflower”

✓ located verbatim in the source · title, characters 87–96 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

RDF gave the lowest root to shoot ratio, 0.3.

Taxon
sunflowerHelianthus annuust0
Treatment
RDFe0
Outcome
Root shoot ratioe1
Direction
leaste0
Value
0.3e0

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗

Verbatim

e0

“least was in RDF (0.3)”

✓ located verbatim in the source · abstract, characters 938–960 · show in text ↑
t0

“sunflower”

✓ located verbatim in the source · title, characters 87–96 · show in text ↑
e1

“Root shoot ratio”

✓ located verbatim in the source · abstract, characters 872–888 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Leaf chlorophyll content did not vary significantly across treatments.

Taxon
sunflowerHelianthus annuust0
Treatment
imposed treatmentse0
Outcome
Leaf chlorophyll contente0
Direction
not variede0

Not reportedComparator

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

Helianthus annuus
Helianthus annuus · TaxonJon Sullivan · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Leaf chlorophyll content was not varied significantly with imposed treatments”

✓ located verbatim in the source · abstract, characters 962–1039 · show in text ↑
t0

“sunflower”

✓ located verbatim in the source · title, characters 87–96 · show in text ↑

Trichoderma viride · growth · Helianthus annuus (common sunflower)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 →

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.