Paper · 2025 · TURKISH JOURNAL OF AGRICULTURE AND FORESTRY

Application of vermicompost extract to improve the phytochemical composition of berry fruits

JELENA TOMIĆ; ŽAKLINA KARAKLAJIĆ-STAJIĆ; MARIJANA PEŠAKOVIĆ; et al.

12
claims
26
verbatim quotes
2
citations
2
research areas
✓
Open access · cc-by

Abstract

The growing market demand for environmentally friendly products for plant nutrition has led to the development of new fertilizers, particularly liquid compost-based products such as teas, extracts, and leachates. The aim of this research was to compare the effect of chemical fertilization (CF) and its combination with liquid fertilizer based on vermicompost and beneficial microorganisms (CF + VP) on the phytochemical profile of strawberry (Senga Sengana), blackberry (Čačanska Bestrna) and blueberry (Aurora). The results showed that CF + VP positively affected fruit weight (8.8 g), soluble solids (8.9°Bx), total sugars (65.5 g/kg FW), and the sum of all phenolic groups (275.12 g/kg FW) in blackberry fruits. Significantly higher fruit weight (15.5 g), total sugars (62.4 g/kg FW), organic acids (9.6 g/kg FW), and flavanones (20.06 mg/100 g FW) content in strawberry fruits were confirmed in CF + VP. The same treatment exhibited the highest effectiveness in terms of organic acids (17.3 g/kg FW) and anthocyanins (153.26 g/kg FW) in blueberry. The application of CF + VP improved all components of fruit quality in the examined species compared to CF, and the positive impact was particularly pronounced in the phenolic composition of blackberries. Taking into account the stimulating effects on the sensory and nutritional value of the fruit of the studied berry species, the usa of VP as a supplement to CF can be regarded as a sustainable practice for enhancing growing technology aimed at obtaining biologically valuable fruits.

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Claims 12

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

CF + VP positively affected blackberry fruit weight, 8.8 g, compared with CF.

Taxon
blackberryRubuse1
Treatment
CF + VPe1
Outcome
fruit weighte1
Direction
positively affectede1
Value
8.8 ge1
Comparator
CFe4

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

Rubus
Rubus · Taxon · picture of the genus (one of its species)George Chernilevsky · Public domain · Wikimedia Commons ↗

Verbatim

e1

“CF + VP positively affected fruit weight (8.8 g), soluble solids (8.9°Bx), total sugars (65.5 g/kg FW), and the sum of all phenolic groups (275.12 g/kg FW) in blackberry fruits”

✓ located verbatim in the source · abstract, characters 538–714 · show in text ↑
e4

“The application of CF + VP improved all components of fruit quality in the examined species compared to CF”

✓ located verbatim in the source · abstract, characters 1053–1159 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

CF + VP positively affected blackberry soluble solids, 8.9°Bx, compared with CF.

Taxon
blackberryRubuse1
Treatment
CF + VPe1
Outcome
soluble solidse1
Direction
positively affectede1
Value
8.9°Bxe1
Comparator
CFe4

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

Rubus
Rubus · Taxon · picture of the genus (one of its species)George Chernilevsky · Public domain · Wikimedia Commons ↗

Verbatim

e1

“CF + VP positively affected fruit weight (8.8 g), soluble solids (8.9°Bx), total sugars (65.5 g/kg FW), and the sum of all phenolic groups (275.12 g/kg FW) in blackberry fruits”

✓ located verbatim in the source · abstract, characters 538–714 · show in text ↑
e4

“The application of CF + VP improved all components of fruit quality in the examined species compared to CF”

✓ located verbatim in the source · abstract, characters 1053–1159 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

CF + VP positively affected blackberry total sugars, 65.5 g/kg FW, compared with CF.

Taxon
blackberryRubuse1
Treatment
CF + VPe1
Outcome
total sugarse1
Direction
positively affectede1
Value
65.5 g/kg FWe1
Comparator
CFe4

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

Rubus
Rubus · Taxon · picture of the genus (one of its species)George Chernilevsky · Public domain · Wikimedia Commons ↗

Verbatim

e1

“CF + VP positively affected fruit weight (8.8 g), soluble solids (8.9°Bx), total sugars (65.5 g/kg FW), and the sum of all phenolic groups (275.12 g/kg FW) in blackberry fruits”

✓ located verbatim in the source · abstract, characters 538–714 · show in text ↑
e4

“The application of CF + VP improved all components of fruit quality in the examined species compared to CF”

✓ located verbatim in the source · abstract, characters 1053–1159 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

CF + VP positively affected the sum of all phenolic groups in blackberry, 275.12 g/kg FW, compared with CF.

Taxon
blackberryRubuse1
Treatment
CF + VPe1
Outcome
the sum of all phenolic groupse1
Direction
positively affectede1
Value
275.12 g/kg FWe1
Comparator
CFe4

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

Rubus
Rubus · Taxon · picture of the genus (one of its species)George Chernilevsky · Public domain · Wikimedia Commons ↗

Verbatim

e1

“CF + VP positively affected fruit weight (8.8 g), soluble solids (8.9°Bx), total sugars (65.5 g/kg FW), and the sum of all phenolic groups (275.12 g/kg FW) in blackberry fruits”

✓ located verbatim in the source · abstract, characters 538–714 · show in text ↑
e4

“The application of CF + VP improved all components of fruit quality in the examined species compared to CF”

✓ located verbatim in the source · abstract, characters 1053–1159 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

CF + VP significantly increased strawberry fruit weight, 15.5 g, compared with CF.

Taxon
strawberryFragaria ×ananassae2
Treatment
CF + VPe2
Outcome
fruit weighte2
Direction
Significantly highere2
Value
15.5 ge2
Comparator
CFe4

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

Fragaria x ananassa
Fragaria ×ananassa · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e2

“Significantly higher fruit weight (15.5 g), total sugars (62.4 g/kg FW), organic acids (9.6 g/kg FW), and flavanones (20.06 mg/100 g FW) content in strawberry fruits were confirmed in CF + VP”

✓ located verbatim in the source · abstract, characters 716–907 · show in text ↑
e4

“The application of CF + VP improved all components of fruit quality in the examined species compared to CF”

✓ located verbatim in the source · abstract, characters 1053–1159 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

CF + VP significantly increased strawberry total sugars, 62.4 g/kg FW, compared with CF.

Taxon
strawberryFragaria ×ananassae2
Treatment
CF + VPe2
Outcome
total sugarse2
Direction
Significantly highere2
Value
62.4 g/kg FWe2
Comparator
CFe4

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

Fragaria x ananassa
Fragaria ×ananassa · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e2

“Significantly higher fruit weight (15.5 g), total sugars (62.4 g/kg FW), organic acids (9.6 g/kg FW), and flavanones (20.06 mg/100 g FW) content in strawberry fruits were confirmed in CF + VP”

✓ located verbatim in the source · abstract, characters 716–907 · show in text ↑
e4

“The application of CF + VP improved all components of fruit quality in the examined species compared to CF”

✓ located verbatim in the source · abstract, characters 1053–1159 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

CF + VP significantly increased strawberry organic acids, 9.6 g/kg FW, compared with CF.

Taxon
strawberryFragaria ×ananassae2
Treatment
CF + VPe2
Outcome
organic acidse2
Direction
Significantly highere2
Value
9.6 g/kg FWe2
Comparator
CFe4

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

Fragaria x ananassa
Fragaria ×ananassa · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e2

“Significantly higher fruit weight (15.5 g), total sugars (62.4 g/kg FW), organic acids (9.6 g/kg FW), and flavanones (20.06 mg/100 g FW) content in strawberry fruits were confirmed in CF + VP”

✓ located verbatim in the source · abstract, characters 716–907 · show in text ↑
e4

“The application of CF + VP improved all components of fruit quality in the examined species compared to CF”

✓ located verbatim in the source · abstract, characters 1053–1159 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

CF + VP significantly increased strawberry flavanone content, 20.06 mg/100 g FW, compared with CF.

Taxon
strawberryFragaria ×ananassae2
Treatment
CF + VPe2
Outcome
flavanonese2
Direction
Significantly highere2
Value
20.06 mg/100 g FWe2
Comparator
CFe4

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

Fragaria x ananassa
Fragaria ×ananassa · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e2

“Significantly higher fruit weight (15.5 g), total sugars (62.4 g/kg FW), organic acids (9.6 g/kg FW), and flavanones (20.06 mg/100 g FW) content in strawberry fruits were confirmed in CF + VP”

✓ located verbatim in the source · abstract, characters 716–907 · show in text ↑
e4

“The application of CF + VP improved all components of fruit quality in the examined species compared to CF”

✓ located verbatim in the source · abstract, characters 1053–1159 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

CF + VP gave the highest blueberry organic acid content, 17.3 g/kg FW, compared with CF.

Taxon
blueberrye3
Treatment
CF + VPe1
Outcome
organic acidse3
Direction
higheste3
Value
17.3 g/kg FWe3
Comparator
CFe4

Verbatim

e1

“CF + VP positively affected fruit weight (8.8 g), soluble solids (8.9°Bx), total sugars (65.5 g/kg FW), and the sum of all phenolic groups (275.12 g/kg FW) in blackberry fruits”

✓ located verbatim in the source · abstract, characters 538–714 · show in text ↑
e3

“The same treatment exhibited the highest effectiveness in terms of organic acids (17.3 g/kg FW) and anthocyanins (153.26 g/kg FW) in blueberry”

✓ located verbatim in the source · abstract, characters 909–1051 · show in text ↑
e4

“The application of CF + VP improved all components of fruit quality in the examined species compared to CF”

✓ located verbatim in the source · abstract, characters 1053–1159 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

CF + VP gave the highest blueberry anthocyanin content, 153.26 g/kg FW, compared with CF.

Taxon
blueberrye3
Treatment
CF + VPe1
Outcome
anthocyaninse3
Direction
higheste3
Value
153.26 g/kg FWe3
Comparator
CFe4

Verbatim

e1

“CF + VP positively affected fruit weight (8.8 g), soluble solids (8.9°Bx), total sugars (65.5 g/kg FW), and the sum of all phenolic groups (275.12 g/kg FW) in blackberry fruits”

✓ located verbatim in the source · abstract, characters 538–714 · show in text ↑
e3

“The same treatment exhibited the highest effectiveness in terms of organic acids (17.3 g/kg FW) and anthocyanins (153.26 g/kg FW) in blueberry”

✓ located verbatim in the source · abstract, characters 909–1051 · show in text ↑
e4

“The application of CF + VP improved all components of fruit quality in the examined species compared to CF”

✓ located verbatim in the source · abstract, characters 1053–1159 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

CF + VP improved all components of berry fruit quality in the examined species compared with CF.

Taxon
berry fruitst0
Treatment
CF + VPe4
Outcome
components of fruit qualitye4
Direction
improvede4
Comparator
CFe4

Verbatim

t0

“Application of vermicompost extract to improve the phytochemical composition of berry fruits”

✓ located verbatim in the source · title, characters 0–92 · show in text ↑
e4

“The application of CF + VP improved all components of fruit quality in the examined species compared to CF”

✓ located verbatim in the source · abstract, characters 1053–1159 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors recommend VP as a supplement to CF as a sustainable practice for berry fruit growing.

Taxon
berry speciese5
Outcome
the usa of VP as a supplement to CFe6

Verbatim

e5

“the fruit of the studied berry species”

✓ located verbatim in the source · abstract, characters 1342–1380 · show in text ↑
e6

“the usa of VP as a supplement to CF can be regarded as a sustainable practice for enhancing growing technology”

✓ located verbatim in the source · abstract, characters 1382–1492 · show in text ↑

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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.