Paper · 2019 · Annual Research & Review in Biology

Effect of Seaweed Liquid Fertilizer on Antioxidant and Enzyme Activity of Different Vegetables Seeds

Rinku V. Patel; Nayana Brahmbhatt; Krishna Y. Pandya

7
claims
9
verbatim quotes
3
citations
2
research areas
✓
Open access

Abstract

The aim of the study was to find the antioxidant activity and enzyme activity of catalase and peroxidase of vegetable plants. The results indicated that the use of seaweed liquid fertilizer can enhance the antioxidant activity of Solanum melongena L., Lycopersicon esculentum Mill., Capsicum annuum L., Brassica oleracea var. Capitata L. and Allium cepa L. The 1,1-diphenyl-2-picrylhydrazyl (DPPH) assays were used to determine the antioxidant properties of seaweeds by measuring the decrease in absorbance at 517 nm. The DPPH activity was highest in brown seaweed liquid fertilizer. This study implied that impacts on vegetable plantlets by seaweed liquid fertilizer extracted with enzymes is better in brown seaweed liquid fertilizer as compared to control.

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Claims 7

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Seaweed liquid fertilizer enhanced antioxidant activity of Solanum melongena

Taxon
Solanum melongena L.Solanum melongenae1
Treatment
seaweed liquid fertilizere1
Outcome
antioxidant activitye1
Direction
enhancee1

Not reportedComparator

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

Solanum melongena
Solanum melongena · TaxonBeraDigle · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e1

“The results indicated that the use of seaweed liquid fertilizer can enhance the antioxidant activity of Solanum melongena L., Lycopersicon esculentum Mill., Capsicum annuum L., Brassica oleracea var. Capitata L. and Allium cepa L”

✓ located verbatim in the source · abstract, characters 126–355 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Seaweed liquid fertilizer enhanced antioxidant activity of Lycopersicon esculentum

Taxon
Lycopersicon esculentum Mill.Solanum lycopersicume1
Treatment
seaweed liquid fertilizere1
Outcome
antioxidant activitye1
Direction
enhancee1

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e1

“The results indicated that the use of seaweed liquid fertilizer can enhance the antioxidant activity of Solanum melongena L., Lycopersicon esculentum Mill., Capsicum annuum L., Brassica oleracea var. Capitata L. and Allium cepa L”

✓ located verbatim in the source · abstract, characters 126–355 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Seaweed liquid fertilizer enhanced antioxidant activity of Capsicum annuum

Taxon
Capsicum annuum L.Capsicum annuume1
Treatment
seaweed liquid fertilizere1
Outcome
antioxidant activitye1
Direction
enhancee1

Not reportedComparator

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

Capsicum annuum
Capsicum annuum · TaxonBilljones94 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e1

“The results indicated that the use of seaweed liquid fertilizer can enhance the antioxidant activity of Solanum melongena L., Lycopersicon esculentum Mill., Capsicum annuum L., Brassica oleracea var. Capitata L. and Allium cepa L”

✓ located verbatim in the source · abstract, characters 126–355 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Seaweed liquid fertilizer enhanced antioxidant activity of Brassica oleracea var. Capitata

Taxon
Brassica oleracea var. Capitata L.Brassica oleraceae1
Treatment
seaweed liquid fertilizere1
Outcome
antioxidant activitye1
Direction
enhancee1

Not reportedComparator

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

Brassica oleracea
Brassica oleracea · TaxonDaderot · Public domain · Wikimedia Commons ↗

Verbatim

e1

“The results indicated that the use of seaweed liquid fertilizer can enhance the antioxidant activity of Solanum melongena L., Lycopersicon esculentum Mill., Capsicum annuum L., Brassica oleracea var. Capitata L. and Allium cepa L”

✓ located verbatim in the source · abstract, characters 126–355 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Seaweed liquid fertilizer enhanced antioxidant activity of Allium cepa

Taxon
Allium cepa LAllium cepae1
Treatment
seaweed liquid fertilizere1
Outcome
antioxidant activitye1
Direction
enhancee1

Not reportedComparator

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

Allium cepa
Allium cepa · TaxonMehdi · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“The results indicated that the use of seaweed liquid fertilizer can enhance the antioxidant activity of Solanum melongena L., Lycopersicon esculentum Mill., Capsicum annuum L., Brassica oleracea var. Capitata L. and Allium cepa L”

✓ located verbatim in the source · abstract, characters 126–355 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

DPPH activity was highest with brown seaweed liquid fertilizer

Taxon
vegetable plantse0
Treatment
brown seaweed liquid fertilizere2
Outcome
DPPH activitye2
Direction
higheste2

Not reportedComparator

Verbatim

e0

“The aim of the study was to find the antioxidant activity and enzyme activity of catalase and peroxidase of vegetable plants”

✓ located verbatim in the source · abstract, characters 0–124 · show in text ↑
e2

“The DPPH activity was highest in brown seaweed liquid fertilizer”

✓ located verbatim in the source · abstract, characters 518–582 · show in text ↑
Intervention effectauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

Brown seaweed liquid fertilizer had better impacts on vegetable plantlets than control

Taxon
vegetable plantletse3
Treatment
brown seaweed liquid fertilizere3
Outcome
impacts on vegetable plantletse3
Direction
bettere3
Qualifier
extracted with enzymese3
Comparator
controle3

Verbatim

e0

“The aim of the study was to find the antioxidant activity and enzyme activity of catalase and peroxidase of vegetable plants”

✓ located verbatim in the source · abstract, characters 0–124 · show in text ↑
e3

“This study implied that impacts on vegetable plantlets by seaweed liquid fertilizer extracted with enzymes is better in brown seaweed liquid fertilizer as compared to control”

✓ located verbatim in the source · abstract, characters 584–758 · show in text ↑

fertilization · quality: phytochemicals · Brassica oleracea (wild cabbage)Results differ

66 papers: 57 positive, 9 negative or no effect

56 papers in the same direction as this paper · 9 in the opposite direction

  1. no effect
  2. no effect
  3. negative

62 papers more in this group

See all 66 papers →

other · quality: phytochemicals · Solanum melongena (eggplant)Positive and negative results

6 papers: 5 positive, 1 negative or no effect

4 papers in the same direction as this paper · 1 in the opposite direction

  1. no effect
  2. positive
  3. positive

2 papers more in this group

See all 6 papers →

fertilization · quality: phytochemicals · Solanum melongena (eggplant)Positive and negative results

11 papers: 10 positive, 1 negative or no effect

9 papers in the same direction as this paper · 1 in the opposite direction

  1. no effect
  2. positive
  3. positive

7 papers more in this group

See all 11 papers →

fertilization · quality: phytochemicals · Capsicum annuum (sweet pepper)Positive and negative results

23 papers: 18 positive, 5 negative or no effect

17 papers in the same direction as this paper · 5 in the opposite direction

  1. negative
  2. negative
  3. no effect

19 papers more in this group

See all 23 papers →

fertilization · quality: phytochemicals · Allium cepa (onion)Positive and negative results

28 papers: 27 positive, 1 negative or no effect

26 papers in the same direction as this paper · 1 in the opposite direction

  1. negative
  2. positive
  3. positive

24 papers more in this group

See all 28 papers →

other · quality: phytochemicals · Solanum lycopersicum (tomato)Positive and negative results

37 papers: 33 positive, 4 negative or no effect

32 papers in the same direction as this paper · 4 in the opposite direction

  1. no effect
  2. negative
  3. negative

33 papers more in this group

See all 37 papers →

fertilization · quality: phytochemicals · Solanum lycopersicum (tomato)Positive and negative results

171 papers: 155 positive, 16 negative or no effect

154 papers in the same direction as this paper · 14 in the opposite direction · 2 reporting no difference from an alternative

  1. negative
  2. negative
  3. no effect

167 papers more in this group

See all 171 papers →

other · quality: phytochemicals · Capsicum annuum (sweet pepper)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 →

8 of 10 groups shown: named compounds and organisms first, then groups whose results differ (checked claim by claim), then those with positive and negative results, then the smaller groups.

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.