Abstract
Study of the influence of various commercial rootstocks on the quality of diploid and triploid watermelon fruits in the conditions of the Left Bank Forest Steppe of Ukraine. Methods. Laboratory, mathematical and statistical - statistical processing of the results of the experiment. The results. Based on the results of the research conducted in 2019-2021, we see that grafting on bottle gourd rootstocks of the hybrid Pelops F1 and the interspecific hybrid Cobalt F1 is used as an effective option for combating diseases, increasing yield, and resistance to abiotic factors in the production of watermelons; however, this process may affect fruit quality parameters. The aim of this study was to determine the effect of different rootstocks on vitamin C content, total soluble solids, total sugar and nitrate content in Kidman F1 and Yukon F1 watermelon hybrids at harvest. The study determined the influence of two rootstocks on some qualitative characteristics of watermelon fruits. The results showed that the quality parameters of the samples varied depending on the combination of the watermelon hybrid and the rootstock hybrid. Inoculation did not significantly affect vitamin C content and was lower than that of control plants in both diploid and triploid watermelons. The highest content of vitamin C was in Yukon F1 watermelon (in control) - 8.72 mg/100 g, and the combination of Yukon F1 with Cobalt F1 8.65 mg/100 g and Yukon F1 with Pelops F1 8.37 mg/100 g, respectively. Grafted watermelon plants on Cobalt F1 rootstock had the highest total soluble solids content in the test, which was -10.88% on Kidman F1, which was 1.5% more than the control, and 10.21% on Yukon F1, which was 1.06% more than the control, respectively. The highest content of total sugar was observed in the combination of Yukon F1 and Cobalt F1 8.84%, which is 1.71% more than the control, and the combination of Kidman F1 and Pelops F1 8.69%, which is 0.79% more than the control plants respectively. The content of nitrates was below the MPC (60 mg/kg) and ranged from 21.4 to 27.7 mg/kg. The lowest nitrate content was observed on the combination of Cobalt F1 rootstock and Kidman F1 watermelon 21.4 mg/kg, and on Yukon F1 watermelon 23.9 mg/kg, respectively, which is not significantly different from the control plants. Conclusions. The conducted studies indicate the expediency of using different rootstocks for diploid and triploid watermelons to improve fruit quality in the conditions of the Left Bank Forest Steppe of Ukraine. Inoculation provides a significant increase in the content of dry soluble matter, total sugar, and a lower content of nitrates, but inoculation negatively affected the content of vitamin C, especially in triploid watermelon. Comparing the two rootstocks, over three years of testing, we can conclude that grafted watermelon plants on the Cobalt F1 hybrid rootstock had a higher content of dry matter, total sugar, and lower nitrate content than on the Pelops F1 rootstock. The feasibility of using grafted plants in modern growing conditions has been proven.
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Claims 18
Claim · model-written summary
Inoculation with rootstock did not significantly affect vitamin C content in watermelons, which was lower than in control plants.
- Taxon
- watermelons
Citrullus lanatuse1 - Treatment
- Inoculatione1
- Outcome
- vitamin C contente1
- Direction
- lowere1
- Comparator
- control plantse1
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e1“Inoculation did not significantly affect vitamin C content and was lower than that of control plants in both diploid and triploid watermelons”
Claim · model-written summary
Yukon F1 watermelon as control had the highest vitamin C content (8.72 mg/100 g).
- Taxon
- WATERMELON
Citrullus lanatust0 - Material
- Yukon F1e2
- Outcome
- content of vitamin Ce2
- Value
- 8.72 mg/100 ge2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e2“The highest content of vitamin C was in Yukon F1 watermelon (in control) - 8.72 mg/100 g, and the combination of Yukon F1 with Cobalt F1 8.65 mg/100 g and Yukon F1 with Pelops F1 8.37 mg/100 g, respectively”
Claim · model-written summary
The combination of Yukon F1 with Cobalt F1 had vitamin C content of 8.65 mg/100 g.
- Taxon
- WATERMELON
Citrullus lanatust0 - Material
- Yukon F1 with Cobalt F1e2
- Outcome
- content of vitamin Ce2
- Value
- 8.65 mg/100 ge2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e2“The highest content of vitamin C was in Yukon F1 watermelon (in control) - 8.72 mg/100 g, and the combination of Yukon F1 with Cobalt F1 8.65 mg/100 g and Yukon F1 with Pelops F1 8.37 mg/100 g, respectively”
Claim · model-written summary
The combination of Yukon F1 with Pelops F1 had vitamin C content of 8.37 mg/100 g.
- Taxon
- WATERMELON
Citrullus lanatust0 - Material
- Yukon F1 with Pelops F1e2
- Outcome
- content of vitamin Ce2
- Value
- 8.37 mg/100 ge2
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e2“The highest content of vitamin C was in Yukon F1 watermelon (in control) - 8.72 mg/100 g, and the combination of Yukon F1 with Cobalt F1 8.65 mg/100 g and Yukon F1 with Pelops F1 8.37 mg/100 g, respectively”
Claim · model-written summary
Watermelon grafted on Cobalt F1 rootstock had the highest total soluble solids on Kidman F1 (-10.88%), 1.5% more than the control.
- Taxon
- watermelon
Citrullus lanatuse3 - Material
- Kidman F1e3
- Treatment
- Grafted watermelon plants on Cobalt F1 rootstocke3
- Outcome
- total soluble solids contente3
- Direction
- higheste3
- Value
- -10.88%e3
- Qualifier
- 1.5% more than the controle3
- Comparator
- the controle3
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e3“Grafted watermelon plants on Cobalt F1 rootstock had the highest total soluble solids content in the test, which was -10.88% on Kidman F1, which was 1.5% more than the control, and 10.21% on Yukon F1, which was 1.06% more than the control, respectively”
Claim · model-written summary
Watermelon grafted on Cobalt F1 rootstock had 10.21% total soluble solids on Yukon F1, 1.06% more than the control.
- Taxon
- watermelon
Citrullus lanatuse3 - Material
- Yukon F1e3
- Treatment
- Grafted watermelon plants on Cobalt F1 rootstocke3
- Outcome
- total soluble solids contente3
- Direction
- moree3
- Value
- 10.21%e3
- Qualifier
- 1.06% more than the controle3
- Comparator
- the controle3
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e3“Grafted watermelon plants on Cobalt F1 rootstock had the highest total soluble solids content in the test, which was -10.88% on Kidman F1, which was 1.5% more than the control, and 10.21% on Yukon F1, which was 1.06% more than the control, respectively”
Claim · model-written summary
The combination of Yukon F1 and Cobalt F1 had the highest total sugar content (8.84%), 1.71% more than the control.
- Taxon
- WATERMELON
Citrullus lanatust0 - Material
- Yukon F1 and Cobalt F1e4
- Outcome
- content of total sugare4
- Value
- 8.84%e4
- Qualifier
- 1.71% more than the controle4
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e4“The highest content of total sugar was observed in the combination of Yukon F1 and Cobalt F1 8.84%, which is 1.71% more than the control, and the combination of Kidman F1 and Pelops F1 8.69%, which is 0.79% more than the control plants respectively”
Claim · model-written summary
The combination of Kidman F1 and Pelops F1 had total sugar content of 8.69%, 0.79% more than the control plants.
- Taxon
- WATERMELON
Citrullus lanatust0 - Material
- Kidman F1 and Pelops F1e4
- Outcome
- content of total sugare4
- Value
- 8.69%e4
- Qualifier
- 0.79% more than the control plantse4
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e4“The highest content of total sugar was observed in the combination of Yukon F1 and Cobalt F1 8.84%, which is 1.71% more than the control, and the combination of Kidman F1 and Pelops F1 8.69%, which is 0.79% more than the control plants respectively”
Claim · model-written summary
Nitrate content of watermelon fruit ranged from 21.4 to 27.7 mg/kg, below the MPC of 60 mg/kg.
- Taxon
- WATERMELON
Citrullus lanatust0 - Outcome
- content of nitratese5
- Value
- 21.4 to 27.7 mg/kge5
- Qualifier
- below the MPC (60 mg/kg)e5
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e5“The content of nitrates was below the MPC (60 mg/kg) and ranged from 21.4 to 27.7 mg/kg”
Claim · model-written summary
The lowest nitrate content (21.4 mg/kg) was on Cobalt F1 rootstock with Kidman F1 watermelon.
- Taxon
- WATERMELON
Citrullus lanatust0 - Material
- Cobalt F1 rootstock and Kidman F1 watermelone6
- Outcome
- lowest nitrate contente6
- Value
- 21.4 mg/kge6
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e6“The lowest nitrate content was observed on the combination of Cobalt F1 rootstock and Kidman F1 watermelon 21.4 mg/kg, and on Yukon F1 watermelon 23.9 mg/kg, respectively, which is not significantly different from the control plants”
Claim · model-written summary
Nitrate content of Yukon F1 watermelon was 23.9 mg/kg, not significantly different from control plants.
- Taxon
- WATERMELON
Citrullus lanatust0 - Material
- Yukon F1 watermelone6
- Outcome
- nitrate contente6
- Value
- 23.9 mg/kge6
- Qualifier
- not significantly different from the control plantse6
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e6“The lowest nitrate content was observed on the combination of Cobalt F1 rootstock and Kidman F1 watermelon 21.4 mg/kg, and on Yukon F1 watermelon 23.9 mg/kg, respectively, which is not significantly different from the control plants”
Claim · model-written summary
Inoculation significantly increased dry soluble matter and total sugar content of watermelon.
- Taxon
- watermelon
Citrullus lanatuse7 - Treatment
- Inoculatione7
- Outcome
- content of dry soluble matter, total sugare7
- Direction
- increasee7
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e7“Inoculation provides a significant increase in the content of dry soluble matter, total sugar, and a lower content of nitrates, but inoculation negatively affected the content of vitamin C, especially in triploid watermelon”
Claim · model-written summary
Inoculation lowered nitrate content of watermelon.
- Taxon
- watermelon
Citrullus lanatuse7 - Treatment
- Inoculatione7
- Outcome
- content of nitratese7
- Direction
- lowere7
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e7“Inoculation provides a significant increase in the content of dry soluble matter, total sugar, and a lower content of nitrates, but inoculation negatively affected the content of vitamin C, especially in triploid watermelon”
Claim · model-written summary
Inoculation negatively affected vitamin C content of watermelon, especially in triploid watermelon.
- Taxon
- watermelon
Citrullus lanatuse7 - Treatment
- inoculatione7
- Outcome
- content of vitamin Ce7
- Direction
- negatively affectede7
- Qualifier
- especially in triploid watermelone7
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e7“Inoculation provides a significant increase in the content of dry soluble matter, total sugar, and a lower content of nitrates, but inoculation negatively affected the content of vitamin C, especially in triploid watermelon”
Claim · model-written summary
Cobalt F1 rootstock gave higher dry matter and total sugar content than Pelops F1 rootstock.
- Taxon
- watermelon
Citrullus lanatuse7 - Material
- Cobalt F1 hybrid rootstocke7
- Outcome
- content of dry matter, total sugare7
- Direction
- highere7
- Comparator
- Pelops F1 rootstocke7
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e7“Comparing the two rootstocks, over three years of testing, we can conclude that grafted watermelon plants on the Cobalt F1 hybrid rootstock had a higher content of dry matter, total sugar, and lower nitrate content than on the Pelops F1 rootstock”
Claim · model-written summary
Cobalt F1 rootstock gave lower nitrate content than Pelops F1 rootstock.
- Taxon
- watermelon
Citrullus lanatuse7 - Material
- Cobalt F1 hybrid rootstocke7
- Outcome
- nitrate contente7
- Direction
- lowere7
- Comparator
- Pelops F1 rootstocke7
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e7“Comparing the two rootstocks, over three years of testing, we can conclude that grafted watermelon plants on the Cobalt F1 hybrid rootstock had a higher content of dry matter, total sugar, and lower nitrate content than on the Pelops F1 rootstock”
Claim · model-written summary
The authors conclude that using different rootstocks for diploid and triploid watermelons is expedient to improve fruit quality.
- Taxon
- watermelons
Citrullus lanatuse7 - Outcome
- expediency of using different rootstockse7
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e7“The conducted studies indicate the expediency of using different rootstocks for diploid and triploid watermelons to improve fruit quality in the conditions of the Left Bank Forest Steppe of Ukraine”
Claim · model-written summary
The authors conclude that grafted plants are feasible under modern growing conditions.
- Taxon
- WATERMELON
Citrullus lanatust0 - Outcome
- feasibility of using grafted plants in modern growing conditionse7
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“DIPLOID WATERMELON HYBRID YUKON F1”
e7“The feasibility of using grafted plants in modern growing conditions has been proven”
The same questions in other papers
grafting · quality: sugar starch · Citrullus lanatus (watermelon)Results differ
12 papers in the same direction as this paper · 14 in the opposite direction
- no effect
- negative
- no effect
23 papers more in this group
See all 27 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.