Paper · 2019 · International Journal of Fruit Science

Evaluation of Post-harvest Losses and Shelf Life of Fresh Mango ( Mangifera indica L.) in Eastern Zone of Tanzania

Anna Baltazari; Hosea Mtui; Lucy Chove; et al.

7
claims
12
verbatim quotes
20
citations
4
research areas
✓
Open access

Abstract

Post-harvest loss negatively impacts food security, nutrition and economic stability of farmers, exporters, traders and consumers. Experiments were conducted to assess the effects of post-harvest techniques on the shelf life of Apple and Palmer mango cultivars under different storage conditions. Post-harvest losses of these fruit along the supply chain were also evaluated. A two-factors factorial experiment with six replications was used for each cultivar. Post-harvest techniques included dipping of fruit in hexanal solution (0.02% v/v), calcium chloride solution (2% w/v), smoke treatments and untreated fruit. The fruit were then stored at two different storage conditions namely: ambient temperature (28 ± 2°C) and cold storage (18 ± 2°C). Shelf life data was analyzed by using R-software. Mean separation was done by using Tukey Honestly Significant Difference at (p ≤ 0.05). Results showed that the major sites of post-harvest losses were at harvest, transport, wholesale and retail stages of supply chain. Furthermore, post-harvest treatments of fruit with hexanal and calcium chloride significantly increased shelf life and reduced disease incidences compared to untreated control and smoke-treated fruit. Cold storage significantly increased shelf life of mango fruit compared to ambient storage. Therefore, hexanal, calcium chloride and cold storage are recommended to extend fruit shelf life, maintain fruit firmness and to reduce disease incidences in mango fruit.

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Claims 7

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Major mango losses occurred at harvest, transport, wholesale and retail stages.

Outcome
post-harvest lossese0
Setting
harvest, transport, wholesale and retail stagese0

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

Mangifera indica
Mangifera indica · TaxonBilljones94 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“major sites of post-harvest losses were at harvest, transport, wholesale and retail stages of supply chain”

✓ located verbatim in the source · abstract, characters 910–1016 · show in text ↑
t0

“Fresh Mango”

✓ located verbatim in the source · title, characters 52–63 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Hexanal treatment significantly increased mango shelf life over untreated and smoke-treated fruit.

Treatment
hexanale0
Outcome
shelf lifee0
Direction
increasede0
Comparator
untreated control and smoke-treated fruite0

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

Mangifera indica
Mangifera indica · TaxonBilljones94 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“post-harvest treatments of fruit with hexanal and calcium chloride significantly increased shelf life and reduced disease incidences compared to untreated control and smoke-treated fruit”

✓ located verbatim in the source · abstract, characters 1031–1217 · show in text ↑
t0

“Fresh Mango”

✓ located verbatim in the source · title, characters 52–63 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Calcium chloride treatment significantly increased mango shelf life over untreated and smoke-treated fruit.

Treatment
calcium chloridee0
Outcome
shelf lifee0
Direction
increasede0
Comparator
untreated control and smoke-treated fruite0

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

Mangifera indica
Mangifera indica · TaxonBilljones94 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“post-harvest treatments of fruit with hexanal and calcium chloride significantly increased shelf life and reduced disease incidences compared to untreated control and smoke-treated fruit”

✓ located verbatim in the source · abstract, characters 1031–1217 · show in text ↑
t0

“Fresh Mango”

✓ located verbatim in the source · title, characters 52–63 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Hexanal treatment significantly reduced mango disease incidence.

Treatment
hexanale0
Outcome
disease incidencese0
Direction
reducede0
Comparator
untreated control and smoke-treated fruite0

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

Mangifera indica
Mangifera indica · TaxonBilljones94 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“post-harvest treatments of fruit with hexanal and calcium chloride significantly increased shelf life and reduced disease incidences compared to untreated control and smoke-treated fruit”

✓ located verbatim in the source · abstract, characters 1031–1217 · show in text ↑
t0

“Fresh Mango”

✓ located verbatim in the source · title, characters 52–63 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Calcium chloride treatment significantly reduced mango disease incidence.

Treatment
calcium chloridee0
Outcome
disease incidencese0
Direction
reducede0
Comparator
untreated control and smoke-treated fruite0

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

Mangifera indica
Mangifera indica · TaxonBilljones94 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“post-harvest treatments of fruit with hexanal and calcium chloride significantly increased shelf life and reduced disease incidences compared to untreated control and smoke-treated fruit”

✓ located verbatim in the source · abstract, characters 1031–1217 · show in text ↑
t0

“Fresh Mango”

✓ located verbatim in the source · title, characters 52–63 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Cold storage significantly increased mango shelf life versus ambient storage.

Treatment
Cold storagee0
Outcome
shelf lifee0
Direction
increasede0
Comparator
ambient storagee0

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

Mangifera indica
Mangifera indica · TaxonBilljones94 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Cold storage significantly increased shelf life of mango fruit compared to ambient storage”

✓ located verbatim in the source · abstract, characters 1219–1309 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend hexanal, calcium chloride and cold storage to extend shelf life, maintain firmness and reduce disease.

Outcome
extend fruit shelf life, maintain fruit firmness and to reduce disease incidencese0

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

Mangifera indica
Mangifera indica · TaxonBilljones94 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“hexanal, calcium chloride and cold storage are recommended to extend fruit shelf life, maintain fruit firmness and to reduce disease incidences in mango fruit”

✓ located verbatim in the source · abstract, characters 1322–1480 · show in text ↑

calcium chloride dihydrate · quality: postharvest · Mangifera indica (mango)Positive and negative results

22 papers: 21 positive, 1 negative or no effect

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

  1. no effect
  2. positive
  3. positive

18 papers more in this group

See all 22 papers →

hexanal · quality: postharvest · Mangifera indica (mango)Results agree

5 papers: 5 positive, 0 negative or no effect

4 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

1 paper more in this group

See all 5 papers →

cold · quality: postharvest · Mangifera indica (mango)Positive and negative results

25 papers: 20 positive, 5 negative or no effect

19 papers in the same direction as this paper · 5 in the opposite direction

  1. negative
  2. negative
  3. negative

21 papers more in this group

See all 25 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.