Paper · 2019 · Horticultural Science and Technology

Assessment of Iranian Rainfed and Seedy Watermelon Landraces as Potential Rootstocks for Enhancing Drought Tolerance

Parsafar Ali; Panahandeh Jabe; Zarehaghi Davoud

7
claims
11
verbatim quotes
4
citations
2
research areas
✓
Open access · cc-by-nc

Abstract

We conducted this study over the course of two consecutive growing seasons to evaluate the response of watermelon (Citrullus lanatus (Thunb.) Matsum. et Nakai cv. Crimson Sweet) to grafting onto three Iranian rainfed and seedy watermelon landraces collected from Khaje, Sabzevar, and Ashtian, along with ‘Shintoza’ (Cucurbita maxima × Cucurbita moschata) seedlings as a rootstock for watermelon. Soil moisture content [percentage of field capacity (FC)] was determined by time domain reflectometry (TDR). Irrigation was applied in three different levels based on FC as 0.8FC-FC, 0.6FC-0.8FC and 0.3FC-0.6FC by furrow irrigation method. Yield, shoot dry weight, fruit quality, chlorophyll index, phenolic compounds, relative water content (RWC), electrolyte leakage, and proline concentration were measured at the end of both growing seasons. The results showed that the highest fruit yield (9.4 kg) and shoot dry weight (390.8 g) were obtained in watermelons grafted onto Shintoza rootstock in 0.8FC-FC. The lowest fruit yield (1.4 kg) and shoot dry weight (55.6 g) were observed in un-grafted controls and in 0.3FC-0.6FC. Fruit quality in watermelons grafted onto Shintoza rootstock was significantly different compared to the other grafting combinations and the un-grafted control. Chlorophyll index, phenolic compounds, RWC, electrolyte leakage, and proline were significantly affected by irrigation regimes. Shintoza and Sabzevar grafting combinations showed high levels of chlorophyll index, phenolic compounds, and RWC as compared to un-grafted plants and Ashtian grafting combination.

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Claims 7

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Shintoza grafting at high irrigation gave the highest fruit yield.

Taxon
watermelonsCitrullus lanatuse0
Material
Shintozae0
Treatment
grafted onto Shintoza rootstock in 0.8FC-FCe0
Outcome
fruit yielde0
Direction
higheste0
Value
9.4 kge0

Not reportedComparator

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

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“highest fruit yield (9.4 kg) and shoot dry weight (390.8 g) were obtained in watermelons grafted onto Shintoza rootstock in 0.8FC-FC”

✓ located verbatim in the source · abstract, characters 870–1002 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Shintoza grafting at high irrigation gave the highest shoot dry weight.

Taxon
watermelonsCitrullus lanatuse0
Material
Shintozae0
Treatment
grafted onto Shintoza rootstock in 0.8FC-FCe0
Outcome
shoot dry weighte0
Direction
higheste0
Value
390.8 ge0

Not reportedComparator

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

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“highest fruit yield (9.4 kg) and shoot dry weight (390.8 g) were obtained in watermelons grafted onto Shintoza rootstock in 0.8FC-FC”

✓ located verbatim in the source · abstract, characters 870–1002 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Ungrafted controls at low irrigation had the lowest fruit yield.

Taxon
watermelonCitrullus lanatust0
Material
un-grafted controlse0
Outcome
fruit yielde0
Direction
loweste0
Value
1.4 kge0
Qualifier
0.3FC-0.6FCe0

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

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“lowest fruit yield (1.4 kg) and shoot dry weight (55.6 g) were observed in un-grafted controls and in 0.3FC-0.6FC”

✓ located verbatim in the source · abstract, characters 1008–1121 · show in text ↑
t0

“Watermelon Landraces”

✓ located verbatim in the source · title, characters 40–60 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Ungrafted controls at low irrigation had the lowest shoot dry weight.

Taxon
watermelonCitrullus lanatust0
Material
un-grafted controlse0
Outcome
shoot dry weighte0
Direction
loweste0
Value
55.6 ge0
Qualifier
0.3FC-0.6FCe0

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

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“lowest fruit yield (1.4 kg) and shoot dry weight (55.6 g) were observed in un-grafted controls and in 0.3FC-0.6FC”

✓ located verbatim in the source · abstract, characters 1008–1121 · show in text ↑
t0

“Watermelon Landraces”

✓ located verbatim in the source · title, characters 40–60 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Shintoza rootstock significantly changed fruit quality versus other grafts and ungrafted controls.

Taxon
watermelonsCitrullus lanatuse0
Treatment
grafted onto Shintoza rootstocke0
Outcome
Fruit qualitye0
Comparator
the other grafting combinations and the un-grafted controle0

Not reportedDirection

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

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Fruit quality in watermelons grafted onto Shintoza rootstock was significantly different compared to the other grafting combinations and the un-grafted control”

✓ located verbatim in the source · abstract, characters 1123–1282 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Irrigation regimes significantly affected chlorophyll index, phenolics, RWC, electrolyte leakage and proline.

Taxon
watermelonCitrullus lanatust0
Treatment
irrigation regimese0
Outcome
Chlorophyll index, phenolic compounds, RWC, electrolyte leakage, and prolinee0

Not reportedComparatorDirection

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

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Chlorophyll index, phenolic compounds, RWC, electrolyte leakage, and proline were significantly affected by irrigation regimes”

✓ located verbatim in the source · abstract, characters 1284–1410 · show in text ↑
t0

“Watermelon Landraces”

✓ located verbatim in the source · title, characters 40–60 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Shintoza and Sabzevar grafts had higher chlorophyll index, phenolics and RWC than ungrafted and Ashtian plants.

Taxon
watermelonCitrullus lanatust0
Treatment
Shintoza and Sabzevar grafting combinationse0
Outcome
chlorophyll index, phenolic compounds, and RWCe0
Direction
high levelse0
Comparator
un-grafted plants and Ashtian grafting combinatione0

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

Citrullus lanatus
Citrullus lanatus · TaxonKumon · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Shintoza and Sabzevar grafting combinations showed high levels of chlorophyll index, phenolic compounds, and RWC as compared to un-grafted plants and Ashtian grafting combination”

✓ located verbatim in the source · abstract, characters 1412–1590 · show in text ↑
t0

“Watermelon Landraces”

✓ located verbatim in the source · title, characters 40–60 · show in text ↑

grafting · yield · Citrullus lanatus (watermelon)Results differ

66 papers: 59 positive, 7 negative or no effect

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

  1. positive
  2. positive
  3. no effect

62 papers more in this group

See all 66 papers →

grafting · growth · Citrullus lanatus (watermelon)Results differ

69 papers: 62 positive, 7 negative or no effect

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

  1. positive
  2. positive
  3. no effect

65 papers more in this group

See all 69 papers →

grafting · physiology: water · Citrullus lanatus (watermelon)Results agree

2 papers: 2 positive, 0 negative or no effect

1 paper in the same direction as this paper

  1. positive
See all 2 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.