Paper · 2022 · Journal of Animal Environmental Science

Effects of different liquid fertilizers developed from livestock manure on plant growth and antioxidant activity of tomato (Solanum lycopersicum L.)

Su-Yeon Shim; Junkyung Lee; Na-Yeon Jo; et al.

8
claims
13
verbatim quotes
3
citations
3
research areas
✓
Open access · cc-by-nc

Abstract

As the level of the global economy was enhanced, the amount of meat consumption has increased rapidly. Environmental pollution by livestock excretion has become a big problem worldwide because the number of livestock farms has increased. However, we need to consider the availability of livestock manure as an organic matter resource in sustainable agriculture. Here, we survey the effects of purified liquid fertilizer (PLF) and liquid Bio-fertilizer (LBF) on plant growth. We evaluated the plant length, leaf width, leaf length, chlorophyll concentration (SPAD), stem diameter, and the number, fresh and dry weights, and sugar contents of tomato fruits in tomato under PLF and LBF treatments by comparing to chemical liquid fertilizer (CLF) treatment. Furthermore, the antioxidant activities (total polyphenol, total flavonoid, and DPPH) were evaluated in both liquid fertilizer-treated groups. We observed the increased values of plant length and SPAD in the PLF group, and the width and length of leaves, stem diameter, and fruit number in the LBF group, respectively. However, no significant differences were observed in the fresh and dry weight of tomatoes between PLF and LBF. Overall, the CLF group showed improved plant development in tomatoes compared to PLF and LBF groups developed from livestock. Interestingly, the DPPH scavenging activities were increased in PLF and LBF groups. The PLF group showed the fastest maturity of tomato fruits in both groups.

Abstract from the paper’s OpenAlex record; open copy licensed cc-by-nc. Read at the source ↗

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 8

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

PLF increased tomato plant length and SPAD.

Treatment
PLFe0
Outcome
plant length and SPADe0
Direction
increasede0

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

e0

“increased values of plant length and SPAD in the PLF group”

✓ located verbatim in the source · abstract, characters 913–971 · show in text ↑
t0

“tomato (Solanum lycopersicum L.)”

✓ located verbatim in the source · title, characters 116–148 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

LBF increased tomato leaf width and length and stem diameter.

Treatment
LBFe0
Outcome
width and length of leaves, stem diametere0

Not reportedComparatorDirection

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

e0

“width and length of leaves, stem diameter, and fruit number in the LBF group”

✓ located verbatim in the source · abstract, characters 981–1057 · show in text ↑
t0

“tomato (Solanum lycopersicum L.)”

✓ located verbatim in the source · title, characters 116–148 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

LBF increased tomato fruit number.

Treatment
LBFe0
Outcome
fruit numbere0

Not reportedComparatorDirection

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

e0

“width and length of leaves, stem diameter, and fruit number in the LBF group”

✓ located verbatim in the source · abstract, characters 981–1057 · show in text ↑
t0

“tomato (Solanum lycopersicum L.)”

✓ located verbatim in the source · title, characters 116–148 · show in text ↑
Observationobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Fresh and dry tomato weights did not differ significantly between PLF and LBF.

Outcome
fresh and dry weighte0
Direction
no significant differencese0
Comparator
PLF and LBFe0

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

e0

“no significant differences were observed in the fresh and dry weight of tomatoes between PLF and LBF”

✓ located verbatim in the source · abstract, characters 1082–1182 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

CLF improved tomato plant development relative to PLF and LBF.

Treatment
CLFe0
Outcome
plant developmente0
Direction
improvede0
Comparator
PLF and LBF groupse0

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

e0

“CLF group showed improved plant development in tomatoes compared to PLF and LBF groups”

✓ located verbatim in the source · abstract, characters 1197–1283 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

PLF increased DPPH scavenging activity.

Treatment
PLFe0
Outcome
DPPH scavenging activitiese0
Direction
increasede0

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

e0

“DPPH scavenging activities were increased in PLF and LBF groups”

✓ located verbatim in the source · abstract, characters 1329–1392 · show in text ↑
t0

“tomato (Solanum lycopersicum L.)”

✓ located verbatim in the source · title, characters 116–148 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

LBF increased DPPH scavenging activity.

Treatment
LBFe0
Outcome
DPPH scavenging activitiese0
Direction
increasede0

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

e0

“DPPH scavenging activities were increased in PLF and LBF groups”

✓ located verbatim in the source · abstract, characters 1329–1392 · show in text ↑
t0

“tomato (Solanum lycopersicum L.)”

✓ located verbatim in the source · title, characters 116–148 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

PLF produced the fastest tomato fruit maturity among the compared groups.

Treatment
PLFe0
Outcome
maturity of tomato fruitse0
Direction
fasteste0
Comparator
both groupse0

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

e0

“PLF group showed the fastest maturity of tomato fruits in both groups”

✓ located verbatim in the source · abstract, characters 1398–1467 · show in text ↑

fertilization · phenology · Solanum lycopersicum (tomato)Positive and negative results

48 papers: 41 positive, 7 negative or no effect

40 papers in the same direction as this paper · 7 in the opposite direction

  1. negative
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inoculation · quality: phytochemicals · Solanum lycopersicum (tomato)Positive and negative results

53 papers: 49 positive, 4 negative or no effect

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

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fertilization · physiology: pigments · Solanum lycopersicum (tomato)Positive and negative results

105 papers: 84 positive, 21 negative or no effect

83 papers in the same direction as this paper · 19 in the opposite direction · 2 reporting no difference from an alternative

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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
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  3. no effect

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inoculation · yield · Solanum lycopersicum (tomato)Positive and negative results

201 papers: 172 positive, 29 negative or no effect

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  3. no effect

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inoculation · growth · Solanum lycopersicum (tomato)Positive and negative results

441 papers: 387 positive, 54 negative or no effect

386 papers in the same direction as this paper · 53 in the opposite direction · 1 reporting no difference from an alternative

  1. no effect
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fertilization · growth · Solanum lycopersicum (tomato)Positive and negative results

668 papers: 567 positive, 101 negative or no effect

566 papers in the same direction as this paper · 93 in the opposite direction · 8 reporting no difference from an alternative

  1. no effect
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  3. negative

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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.