Paper · 2010 · Acta Horticulturae

DEFICIT IRRIGATION AND REFLECTIVE MULCH EFFECTS ON PEACH AND NECTARINE FRUIT QUALITY AND STORAGE ABILITY

E.D. Pliakoni; G.D. Nanos

15
claims
21
verbatim quotes
13
citations
3
research areas
—
Not open access

Abstract

The effects of deficit irrigation and reflective mulch were studied as possible means to reduce irrigation water use and improve peach fruit quality and storage ability. 'Royal Glory' peach and 'Caldesi 2000' nectarine trees were drip irrigated close to ETc (control) or with 50% of ETc (deficit) during the last three weeks before anticipated harvest of tree-ripe fruit. Reflective Extenday® mulch was also applied on the tree row for almost a month before anticipated harvest at control or deficit irrigated trees. Fruit quality from the upper and lower parts of the tree was evaluated at harvest and after 2, 4 and 6 weeks at 2°C plus 1 day shelf life. Fruit quality included skin color, flesh firmness, specific conductivity and dry matter (DM), juice soluble solids content (SSC), acidity and total phenols (TP) and subjective evaluation of chilling injury (CI) symptoms (flesh leatheriness and browning). With storage time and in both cultivars, fruit skin only slightly changed, fruit flesh softened, specific conductivity, SSC, acidity and DM decreased and TP content and CI (mainly leatheriness) increased. With deficit irrigation or reflective mulch, the two cultivars behaved differently. Nectarines from deficit irrigated trees had improved quality but lower storage ability than fruit from control trees. Peaches from deficit irrigated trees had similar quality to control fruit except of higher SSC (mainly the fruit from the lower part of the canopy) and slightly higher CI. Nectarines from reflective mulched trees had better skin color, harder flesh, higher acidity and DM, similar SSC and TP and higher leatheriness incidence than fruit from control trees. Peaches from reflective mulched trees had the most advanced maturity fruit at harvest compared to the other treatments, and higher quality fruit but also lower storage ability than control fruit. In short, fruit quality of both cultivars studied was improved due to deficit irrigation or reflective mulching but their storage ability was reduced from these treatments.

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Claims 15

Observationobservedoriginal resultmeasured

Claim · model-written summary

Storage softened fruit flesh in both cultivars.

Taxon
PEACH AND NECTARINEt0
Outcome
fruit fleshe0
Direction
softenede0

Verbatim

e0

“With storage time and in both cultivars, fruit skin only slightly changed, fruit flesh softened, specific conductivity, SSC, acidity and DM decreased and TP content and CI (mainly leatheriness) increased.”

✓ located verbatim in the source · abstract, characters 911–1115 · show in text ↑
t0

“PEACH AND NECTARINE”

✓ located verbatim in the source · title, characters 51–70 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

With storage, specific conductivity, SSC and acidity decreased in both cultivars.

Taxon
PEACH AND NECTARINEt0
Outcome
specific conductivity, SSC, aciditye0
Direction
decreasede0

Verbatim

e0

“specific conductivity, SSC, acidity and DM decreased”

✓ located verbatim in the source · abstract, characters 1008–1060 · show in text ↑
t0

“PEACH AND NECTARINE”

✓ located verbatim in the source · title, characters 51–70 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

With storage, dry matter decreased in both cultivars.

Taxon
PEACH AND NECTARINEt0
Outcome
DMe0
Direction
decreasede0

Verbatim

e0

“specific conductivity, SSC, acidity and DM decreased”

✓ located verbatim in the source · abstract, characters 1008–1060 · show in text ↑
t0

“PEACH AND NECTARINE”

✓ located verbatim in the source · title, characters 51–70 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

With storage, total phenols and chilling injury increased in both cultivars.

Taxon
PEACH AND NECTARINEt0
Outcome
TP content and CI (mainly leatheriness)e0
Direction
increasede0

Verbatim

e0

“TP content and CI (mainly leatheriness) increased.”

✓ located verbatim in the source · abstract, characters 1065–1115 · show in text ↑
t0

“PEACH AND NECTARINE”

✓ located verbatim in the source · title, characters 51–70 · show in text ↑
Intervention effectobservedoriginal resultmixedmeasured

Claim · model-written summary

Deficit irrigation improved nectarine quality but reduced storage ability.

Treatment
deficit irrigatede0
Outcome
qualitye0
Direction
improvede0
Comparator
control treese0

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

Prunus persica var. nucipersica
Prunus persica var. nucipersica · Taxon · picture of the speciesAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Nectarines from deficit irrigated trees had improved quality but lower storage ability than fruit from control trees.”

✓ located verbatim in the source · abstract, characters 1200–1317 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Deficit irrigation reduced nectarine storage ability.

Treatment
deficit irrigatede0
Outcome
storage abilitye0
Direction
lowere0
Comparator
control treese0

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

Prunus persica var. nucipersica
Prunus persica var. nucipersica · Taxon · picture of the speciesAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Nectarines from deficit irrigated trees had improved quality but lower storage ability than fruit from control trees.”

✓ located verbatim in the source · abstract, characters 1200–1317 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Deficit irrigated peaches had higher SSC, mainly in lower canopy fruit.

Taxon
PeachesPrunus persicae0
Treatment
deficit irrigatede0
Outcome
SSCe0
Direction
highere0
Qualifier
mainly the fruit from the lower part of the canopye0
Comparator
control fruite0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Peaches from deficit irrigated trees had similar quality to control fruit except of higher SSC (mainly the fruit from the lower part of the canopy) and slightly higher CI.”

✓ located verbatim in the source · abstract, characters 1318–1489 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Deficit irrigated peaches had slightly higher chilling injury.

Taxon
PeachesPrunus persicae0
Treatment
deficit irrigatede0
Outcome
CIe0
Direction
highere0
Qualifier
slightly higher CIe0
Comparator
control fruite0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Peaches from deficit irrigated trees had similar quality to control fruit except of higher SSC (mainly the fruit from the lower part of the canopy) and slightly higher CI.”

✓ located verbatim in the source · abstract, characters 1318–1489 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Reflective mulch improved nectarine skin color and flesh firmness.

Treatment
reflective mulchede0
Outcome
skin color, harder fleshe0
Direction
bettere0
Comparator
control treese0

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

Prunus persica var. nucipersica
Prunus persica var. nucipersica · Taxon · picture of the speciesAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Nectarines from reflective mulched trees had better skin color, harder flesh, higher acidity and DM, similar SSC and TP and higher leatheriness incidence than fruit from control trees.”

✓ located verbatim in the source · abstract, characters 1490–1674 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Reflective mulch increased nectarine acidity and dry matter.

Treatment
reflective mulchede0
Outcome
acidity and DMe0
Direction
highere0
Comparator
control treese0

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

Prunus persica var. nucipersica
Prunus persica var. nucipersica · Taxon · picture of the speciesAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Nectarines from reflective mulched trees had better skin color, harder flesh, higher acidity and DM, similar SSC and TP and higher leatheriness incidence than fruit from control trees.”

✓ located verbatim in the source · abstract, characters 1490–1674 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Reflective mulch left nectarine SSC and TP similar to control.

Treatment
reflective mulchede0
Outcome
SSC and TPe0
Direction
similare0
Comparator
control treese0

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

Prunus persica var. nucipersica
Prunus persica var. nucipersica · Taxon · picture of the speciesAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Nectarines from reflective mulched trees had better skin color, harder flesh, higher acidity and DM, similar SSC and TP and higher leatheriness incidence than fruit from control trees.”

✓ located verbatim in the source · abstract, characters 1490–1674 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Reflective mulch increased nectarine leatheriness incidence.

Treatment
reflective mulchede0
Outcome
leatheriness incidencee0
Direction
highere0
Comparator
control treese0

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

Prunus persica var. nucipersica
Prunus persica var. nucipersica · Taxon · picture of the speciesAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Nectarines from reflective mulched trees had better skin color, harder flesh, higher acidity and DM, similar SSC and TP and higher leatheriness incidence than fruit from control trees.”

✓ located verbatim in the source · abstract, characters 1490–1674 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Reflective mulched peaches were most mature at harvest among treatments.

Taxon
PeachesPrunus persicae0
Treatment
reflective mulchede0
Outcome
maturity fruit at harveste0
Direction
most advancede0
Comparator
other treatmentse0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Peaches from reflective mulched trees had the most advanced maturity fruit at harvest compared to the other treatments”

✓ located verbatim in the source · abstract, characters 1675–1793 · show in text ↑
Intervention effectobservedoriginal resultmixedmeasured

Claim · model-written summary

Reflective mulch improved peach quality but reduced storage ability.

Treatment
REFLECTIVE MULCHt0
Outcome
quality fruite0
Direction
highere0
Comparator
control fruite0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“higher quality fruit but also lower storage ability than control fruit.”

✓ located verbatim in the source · abstract, characters 1799–1870 · show in text ↑
t0

“DEFICIT IRRIGATION AND REFLECTIVE MULCH EFFECTS ON PEACH AND NECTARINE FRUIT QUALITY”

✓ located verbatim in the source · title, characters 0–84 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Reflective mulch reduced peach storage ability.

Treatment
REFLECTIVE MULCHt0
Outcome
storage abilitye0
Direction
lowere0
Comparator
control fruite0

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“higher quality fruit but also lower storage ability than control fruit.”

✓ located verbatim in the source · abstract, characters 1799–1870 · show in text ↑
t0

“DEFICIT IRRIGATION AND REFLECTIVE MULCH EFFECTS ON PEACH AND NECTARINE FRUIT QUALITY”

✓ located verbatim in the source · title, characters 0–84 · show in text ↑

irrigation · crop injury · Prunus persica (peach)Positive and negative results

4 papers: 1 positive, 3 negative or no effect

2 papers in the same direction as this paper · 1 in the opposite direction

  1. positive
  2. no effect
  3. no effect
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mulching · molecular: metabolites · Prunus persica (peach)Positive and negative results

5 papers: 3 positive, 2 negative or no effect

1 paper in the same direction as this paper · 3 in the opposite direction

  1. positive
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1 paper more in this group

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irrigation · molecular: metabolites · Prunus persica (peach)Positive and negative results

9 papers: 7 positive, 2 negative or no effect

6 papers in the same direction as this paper · 2 in the opposite direction

  1. positive
  2. negative
  3. negative

5 papers more in this group

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mulching · growth · Prunus persica (peach)Positive and negative results

15 papers: 13 positive, 2 negative or no effect

12 papers in the same direction as this paper · 2 in the opposite direction

  1. negative
  2. no effect
  3. positive

11 papers more in this group

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mulching · quality: postharvest · Prunus persica (peach)Results agree

4 papers: 4 positive, 0 negative or no effect

3 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive
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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.