Paper · 2007 · Anhui nongye kexue

Effects of Spraying Potassium Combined with Calcium and Boron on Quality and Storability of Longan Fruits

Wei Jianfeng

9
claims
20
verbatim quotes
0
citations
3
research areas
—
Not open access

Abstract

In the orchard experiment,Chuliang longan(Dimocarpus longan Lour.cv.Chuliang) grown in red soil with low B concentration were sprayed by the potassium combined with calcium and boron three times at stage of longan aril development in 2003~2004.The results showed that spraying of 0.3% KH2PO4,0.3% KH2PO4+1% CaCl2 or 0.3% KH2PO4+0.2% H3BO3 had greatly increased fruit size,fruit weight,edible rate,soluble solids and soluble sugar content of ripe longan fruits.They also significantly increased content of K in fruits,promoted absorption of Ca and B in fruits.When the fruits were stored at(30±2) ℃,the three treatments effectively reduced weight loss rate of fruit,increased rate of healthy fruit,and postponed the decrease of soluble solids,sugars,acidity and Vc content of flesh during the storage period.It was suggested that applying K combined with Ca and B could increase fruit quality and improve storability of longan fruits during the storage period.

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Claims 9

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The three mineral sprays increased ripe longan fruit size, weight, and edible rate.

Treatment
0.3% KH2PO4,0.3% KH2PO4+1% CaCl2 or 0.3% KH2PO4+0.2% H3BO3e0
Outcome
fruit size,fruit weight,edible ratee0
Direction
increasede0

Not reportedComparator

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

Dimocarpus longan
Dimocarpus longan · TaxonBùi Thụy Đào Nguyên · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“spraying of 0.3% KH2PO4,0.3% KH2PO4+1% CaCl2 or 0.3% KH2PO4+0.2% H3BO3 had greatly increased fruit size,fruit weight,edible rate”

✓ located verbatim in the source · abstract, characters 268–396 · show in text ↑
t0

“Longan Fruits”

✓ located verbatim in the source · title, characters 92–105 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The sprays increased soluble solids and sugar content.

Treatment
0.3% KH2PO4,0.3% KH2PO4+1% CaCl2 or 0.3% KH2PO4+0.2% H3BO3e0
Outcome
soluble solids and soluble sugar contente0
Direction
increasede0

Not reportedComparator

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

Dimocarpus longan
Dimocarpus longan · TaxonBùi Thụy Đào Nguyên · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“spraying of 0.3% KH2PO4,0.3% KH2PO4+1% CaCl2 or 0.3% KH2PO4+0.2% H3BO3 had greatly increased fruit size,fruit weight,edible rate,soluble solids and soluble sugar content of ripe longan fruits”

✓ located verbatim in the source · abstract, characters 268–459 · show in text ↑
t0

“Longan Fruits”

✓ located verbatim in the source · title, characters 92–105 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

The sprays significantly increased potassium content in fruit.

Treatment
0.3% KH2PO4,0.3% KH2PO4+1% CaCl2 or 0.3% KH2PO4+0.2% H3BO3e1
Outcome
content of K in fruitse0
Direction
increasede0

Not reportedComparator

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

Dimocarpus longan
Dimocarpus longan · TaxonBùi Thụy Đào Nguyên · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“They also significantly increased content of K in fruits”

✓ located verbatim in the source · abstract, characters 460–516 · show in text ↑
e1

“spraying of 0.3% KH2PO4,0.3% KH2PO4+1% CaCl2 or 0.3% KH2PO4+0.2% H3BO3”

✓ located verbatim in the source · abstract, characters 268–338 · show in text ↑
t0

“Longan Fruits”

✓ located verbatim in the source · title, characters 92–105 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The sprays promoted calcium and boron absorption in fruit.

Treatment
0.3% KH2PO4,0.3% KH2PO4+1% CaCl2 or 0.3% KH2PO4+0.2% H3BO3e1
Outcome
absorption of Ca and B in fruitse0
Direction
promotede0

Not reportedComparator

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

Dimocarpus longan
Dimocarpus longan · TaxonBùi Thụy Đào Nguyên · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“promoted absorption of Ca and B in fruits”

✓ located verbatim in the source · abstract, characters 517–558 · show in text ↑
e1

“spraying of 0.3% KH2PO4,0.3% KH2PO4+1% CaCl2 or 0.3% KH2PO4+0.2% H3BO3”

✓ located verbatim in the source · abstract, characters 268–338 · show in text ↑
t0

“Longan Fruits”

✓ located verbatim in the source · title, characters 92–105 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Under storage at 30±2 ℃, the sprays reduced fruit weight loss.

Treatment
three treatmentse0
Outcome
weight loss rate of fruite0
Direction
reducede0
Setting
(30±2) ℃e0

Not reportedComparator

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

Dimocarpus longan
Dimocarpus longan · TaxonBùi Thụy Đào Nguyên · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“stored at(30±2) ℃,the three treatments effectively reduced weight loss rate of fruit”

✓ located verbatim in the source · abstract, characters 580–664 · show in text ↑
t0

“Longan Fruits”

✓ located verbatim in the source · title, characters 92–105 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Under storage, the sprays increased the healthy fruit rate.

Treatment
three treatmentse0
Outcome
rate of healthy fruite0
Direction
increasede0

Not reportedComparator

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

Dimocarpus longan
Dimocarpus longan · TaxonBùi Thụy Đào Nguyên · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the three treatments effectively reduced weight loss rate of fruit,increased rate of healthy fruit”

✓ located verbatim in the source · abstract, characters 598–696 · show in text ↑
t0

“Longan Fruits”

✓ located verbatim in the source · title, characters 92–105 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The sprays delayed decreases in flesh soluble solids, sugars, and acidity during storage.

Treatment
three treatmentse0
Outcome
soluble solids,sugars,aciditye0
Direction
postponed the decreasee0

Not reportedComparator

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

Dimocarpus longan
Dimocarpus longan · TaxonBùi Thụy Đào Nguyên · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the three treatments effectively reduced weight loss rate of fruit,increased rate of healthy fruit,and postponed the decrease of soluble solids,sugars,acidity and Vc content of flesh during the storage period”

✓ located verbatim in the source · abstract, characters 598–806 · show in text ↑
t0

“Longan Fruits”

✓ located verbatim in the source · title, characters 92–105 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The sprays delayed the decrease of vitamin C content during storage.

Treatment
three treatmentse1
Outcome
Vc content of fleshe0
Direction
postponed the decreasee0

Not reportedComparator

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

Dimocarpus longan
Dimocarpus longan · TaxonBùi Thụy Đào Nguyên · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“postponed the decrease of soluble solids,sugars,acidity and Vc content of flesh during the storage period”

✓ located verbatim in the source · abstract, characters 701–806 · show in text ↑
e1

“the three treatments effectively reduced weight loss rate of fruit”

✓ located verbatim in the source · abstract, characters 598–664 · show in text ↑
t0

“Longan Fruits”

✓ located verbatim in the source · title, characters 92–105 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend K combined with Ca and B to improve longan fruit quality and storability.

Treatment
applying K combined with Ca and Be0
Outcome
increase fruit quality and improve storabilitye0

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

Dimocarpus longan
Dimocarpus longan · TaxonBùi Thụy Đào Nguyên · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“applying K combined with Ca and B could increase fruit quality and improve storability of longan fruits during the storage period”

✓ located verbatim in the source · abstract, characters 829–958 · show in text ↑

calcium chloride dihydrate · yield · Dimocarpus longan (longan)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 →

calcium chloride dihydrate · physiology: osmolytes · Dimocarpus longan (longan)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 →

boric acid · physiology: osmolytes · Dimocarpus longan (longan)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 →

boric acid · molecular: metabolites · Dimocarpus longan (longan)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 →

boric acid · nutrient: content · Dimocarpus longan (longan)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 →

calcium chloride dihydrate · nutrient: content · Dimocarpus longan (longan)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 →

calcium chloride dihydrate · molecular: metabolites · Dimocarpus longan (longan)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 →

boric acid · yield · Dimocarpus longan (longan)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
See all 4 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.