Paper · 2008 · International Journal of Agriculture and Biology

Anti-sap chemicals reduce sapburn injury and improve fruit quality in commercial mango cultivars.

Mehdi Maqbool; Aman Ullah Malik

6
claims
13
verbatim quotes
18
citations
3
research areas
—
Not open access

Abstract

Sapburn injury of mango fruit is a serious problem as it reduces the cosmetic appeal and downgrade fruit. For the sapburn management in commercial cultivars (cvs) of Pakistan, physiologically mature fruits of cvs Sindhri and Chaunsa were harvested along with 4-5 cm pedicel. Immediately after de-stemming, fruits were treated with one of the potential chemical solutions: calcium hydroxide [Ca(OH)2], Tween-80, sodium carboximethyl cellulose (CMC), lauryl sulfate sodium (LS), detergents and vegetable oil. The fruits after treatments were air dried and packed in cardboard boxes, transported to the laboratory and stored (14°C & RH 85%) for 7 and 14 days in case of cv Sindhri and cv Chaunsa, respectively. Fruits destemmed under calcium hydroxide showed better results against sapburn injury followed by Tween-80 in both the cvs. In the follow-up study, the best chemicals in experiment 1 along with alum were tested on cv Chaunsa to confirm the results. This time fruits after treatments were subjected to two different storage conditions (25°C & RH 56% & 14°C & RH 85%). Data on sapburn injury recorded after 24, 48 and 72 h, showed almost similar pattern at both the temperatures. De-stemming under Ca(OH)2 gave 95% sapburn injury control at both temperatures. High TSS levels were observed in fruits de-stemmed under Ca(OH)2 at 25°C. At this temperature total sugars were maximum in fruits treated with simple water (30.80%), while in stored fruits, maximum total sugars (26.70%) were noted with alum treatment. Total carotenoids were maximum in fruits destemmed under Ca(OH)2, at both storage temperatures. In crux, Ca(OH)2 was the best treatment in reducing sapburn injury and improving fruit quality at both the temperatures.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

De-stemming mango fruit under Ca(OH)2 gave 95% control of sapburn injury at both storage temperatures.

Treatment
De-stemming under Ca(OH)2e0
Outcome
sapburn injury controle0
Direction
decreaseinferrede0
Value
95%e0

Not reportedComparator

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

“De-stemming under Ca(OH)2 gave 95% sapburn injury control at both temperatures”

✓ located verbatim in the source · abstract, characters 1186–1264 · show in text ↑
t0

“mango”

✓ located verbatim in the source · title, characters 81–86 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

In both cultivars, fruit destemmed under calcium hydroxide had better sapburn control than other treatments, followed by Tween-80.

Material
cvs Sindhri and Chaunsae1
Treatment
destemmed under calcium hydroxidee0
Outcome
sapburn injurye0
Direction
better resultse0

Not reportedComparator

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

“Fruits destemmed under calcium hydroxide showed better results against sapburn injury followed by Tween-80 in both the cvs”

✓ located verbatim in the source · abstract, characters 708–830 · show in text ↑
e1

“cvs Sindhri and Chaunsa”

✓ located verbatim in the source · abstract, characters 209–232 · show in text ↑
t0

“mango”

✓ located verbatim in the source · title, characters 81–86 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

High TSS levels were observed in mango fruit de-stemmed under Ca(OH)2 at 25°C.

Organ / stage
fruitse0
Treatment
de-stemmed under Ca(OH)2e0
Outcome
TSS levelse0
Direction
Highe0
Setting
25°Ce0

Not reportedComparator

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

“High TSS levels were observed in fruits de-stemmed under Ca(OH)2 at 25°C”

✓ located verbatim in the source · abstract, characters 1266–1338 · show in text ↑
t0

“mango”

✓ located verbatim in the source · title, characters 81–86 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

At 25°C total sugars were maximum (30.80%) in fruit treated with simple water.

Treatment
simple watere0
Outcome
total sugarse0
Direction
maximume0
Value
30.80%e0

Not reportedComparator

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

“At this temperature total sugars were maximum in fruits treated with simple water (30.80%)”

✓ located verbatim in the source · abstract, characters 1340–1430 · show in text ↑
t0

“mango”

✓ located verbatim in the source · title, characters 81–86 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

In stored fruit, total sugars were maximum (26.70%) with alum treatment.

Treatment
alum treatmente0
Outcome
total sugarse0
Direction
maximume0
Value
26.70%e0

Not reportedComparator

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

“in stored fruits, maximum total sugars (26.70%) were noted with alum treatment”

✓ located verbatim in the source · abstract, characters 1438–1516 · show in text ↑
t0

“mango”

✓ located verbatim in the source · title, characters 81–86 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Total carotenoids were maximum in fruit destemmed under Ca(OH)2 at both storage temperatures.

Treatment
destemmed under Ca(OH)2e0
Outcome
Total carotenoidse0
Direction
maximume0

Not reportedComparator

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

“Total carotenoids were maximum in fruits destemmed under Ca(OH)2, at both storage temperatures”

✓ located verbatim in the source · abstract, characters 1518–1612 · show in text ↑
t0

“mango”

✓ located verbatim in the source · title, characters 81–86 · show in text ↑

calcium monohydroxide · crop injury · Mangifera indica (mango)Results agree

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this paper

  1. positive
  2. positive
See all 3 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.