Abstract
Field experiments were conducted at the Teaching and Research farm of the University of Ghana Forest and Horticultural Crop Research Centre (FOHCREC), Okumaning-Kade to investigate the effect of grafting on growth, yield, disease resistance and fruit quality of tomatoes grafted onto two different African eggplant rootstocks. Two commercial tomato varieties ('Tropimech' and 'Roma') were used as scions and two African eggplant varieties ('Aworoworo' and 'Green') were used as rootstocks. The scion/rootstock combinations or treatments were 'Roma/Green', 'Tropimech/Green', 'Roma/Aworoworo', 'Tropimech/Aworoworo', 'Roma/Roma', 'Tropimech/Tropimech', and Roma non-grafted (control) and Tropimech nongrafted (control). The results indicated that, grafted tomatoes on African eggplant rootstocks performed better in terms of growth, yield, earliness, disease incidence and shelf life than non-grafted or control plants. Pooled mean data indicated significant differences in terms of percent fruit set, fruit number and weight among the treatments. Percent fruit set was higher for tomato on Africa eggplant (67.9) compared to the self grafted (58.7) and the control (52.6). Fruit number/plant and yield of tomato on the African eggplant was 16.2 and 1120.7g/plant compared to the control (10.8 and 916g/plant) while the self grafted had 13.2 and 1064.9g/plant, respectively. The shelf life of grafted tomatoes onto egg plant was significantly higher (25.4 days) compared to control (13.6 days). Grafting did not significantly affect Brix (%), pH and acidity of tomato. Grafted plants significantly recorded low disease incidence compared to non-grafted ones. The study indicated that the use of grafting on eggplant in the humid forest zone of Ghana can boost tomato production considerably.
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Claims 11
Claim · model-written summary
Grafting tomatoes onto African eggplant rootstocks improved growth relative to non-grafted controls.
- Taxon
- tomatoes
Solanum lycopersicumt0 - Treatment
- grafted tomatoes on African eggplant rootstockse0
- Outcome
- growthe0
- Direction
- performed bettere0
- Comparator
- non-grafted or control plantse0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“tomatoes”
e0“grafted tomatoes on African eggplant rootstocks performed better in terms of growth, yield, earliness, disease incidence and shelf life than non-grafted or control plants”
Claim · model-written summary
Grafting tomatoes onto African eggplant rootstocks improved yield relative to non-grafted controls.
- Taxon
- tomatoes
Solanum lycopersicumt0 - Treatment
- grafted tomatoes on African eggplant rootstockse0
- Outcome
- yielde0
- Direction
- performed bettere0
- Comparator
- non-grafted or control plantse0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“tomatoes”
e0“grafted tomatoes on African eggplant rootstocks performed better in terms of growth, yield, earliness, disease incidence and shelf life than non-grafted or control plants”
Claim · model-written summary
Grafting tomatoes onto African eggplant rootstocks improved earliness relative to non-grafted controls.
- Taxon
- tomatoes
Solanum lycopersicumt0 - Treatment
- grafted tomatoes on African eggplant rootstockse0
- Outcome
- earlinesse0
- Direction
- performed bettere0
- Comparator
- non-grafted or control plantse0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“tomatoes”
e0“grafted tomatoes on African eggplant rootstocks performed better in terms of growth, yield, earliness, disease incidence and shelf life than non-grafted or control plants”
Claim · model-written summary
Grafting tomatoes onto African eggplant rootstocks improved disease incidence relative to non-grafted controls.
- Taxon
- tomatoes
Solanum lycopersicumt0 - Treatment
- grafted tomatoes on African eggplant rootstockse0
- Outcome
- disease incidencee0
- Direction
- performed bettere0
- Comparator
- non-grafted or control plantse0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“tomatoes”
e0“grafted tomatoes on African eggplant rootstocks performed better in terms of growth, yield, earliness, disease incidence and shelf life than non-grafted or control plants”
Claim · model-written summary
Grafting tomatoes onto African eggplant rootstocks improved shelf life relative to non-grafted controls.
- Taxon
- tomatoes
Solanum lycopersicumt0 - Treatment
- grafted tomatoes on African eggplant rootstockse0
- Outcome
- shelf lifee0
- Direction
- performed bettere0
- Comparator
- non-grafted or control plantse0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“tomatoes”
e0“grafted tomatoes on African eggplant rootstocks performed better in terms of growth, yield, earliness, disease incidence and shelf life than non-grafted or control plants”
Claim · model-written summary
Tomato grafted onto African eggplant had higher fruit set (67.9) than self-grafted (58.7) and control plants (52.6).
- Taxon
- tomatoes
Solanum lycopersicumt0 - Treatment
- tomato on Africa eggplante0
- Outcome
- Percent fruit sete0
- Direction
- highere0
- Value
- 67.9e0
- Qualifier
- the control (52.6)e0
- Comparator
- self graftede0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“tomatoes”
e0“Percent fruit set was higher for tomato on Africa eggplant (67.9) compared to the self grafted (58.7) and the control (52.6).”
Claim · model-written summary
Tomato on African eggplant had higher Fruit number/plant than control and self-grafted plants.
- Taxon
- tomatoes
Solanum lycopersicumt0 - Treatment
- tomato on the African eggplante0
- Outcome
- Fruit number/plante0
- Value
- 16.2e0
- Qualifier
- self graftede0
- Comparator
- the controle0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“tomatoes”
e0“Fruit number/plant and yield of tomato on the African eggplant was 16.2 and 1120.7g/plant compared to the control (10.8 and 916g/plant) while the self grafted had 13.2 and 1064.9g/plant, respectively.”
Claim · model-written summary
Tomato on African eggplant had higher yield of tomato than control and self-grafted plants.
- Taxon
- tomatoes
Solanum lycopersicumt0 - Treatment
- tomato on the African eggplante0
- Outcome
- yield of tomatoe0
- Value
- 1120.7g/plante0
- Qualifier
- self graftede0
- Comparator
- the controle0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“tomatoes”
e0“Fruit number/plant and yield of tomato on the African eggplant was 16.2 and 1120.7g/plant compared to the control (10.8 and 916g/plant) while the self grafted had 13.2 and 1064.9g/plant, respectively.”
Claim · model-written summary
Eggplant-grafted tomatoes had a longer shelf life, 25.4 days versus 13.6 days for controls.
- Taxon
- tomatoes
Solanum lycopersicume0 - Treatment
- grafted tomatoes onto egg plante0
- Outcome
- shelf lifee0
- Direction
- highere0
- Value
- 25.4 dayse0
- Comparator
- controle0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“The shelf life of grafted tomatoes onto egg plant was significantly higher (25.4 days) compared to control (13.6 days).”
Claim · model-written summary
Grafting did not significantly affect tomato Brix, pH or acidity.
- Taxon
- tomato
Solanum lycopersicume0 - Treatment
- Graftinge0
- Outcome
- Brix (%), pH and aciditye0
- Direction
- did not significantly affecte0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Grafting did not significantly affect Brix (%), pH and acidity of tomato.”
Claim · model-written summary
Grafted tomato plants had significantly lower disease incidence than non-grafted plants.
- Taxon
- tomatoes
Solanum lycopersicumt0 - Treatment
- Grafted plantse0
- Outcome
- disease incidencee0
- Direction
- lowe0
- Comparator
- non-grafted onese0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“tomatoes”
e0“Grafted plants significantly recorded low disease incidence compared to non-grafted ones.”
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See all 83 papers →8 of 9 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.