Paper · 2012 · Indian Journal of Horticulture

Response of yield and quality of winter guava to severity of summer pruning

Satya Prakash; Virendra Kumar; P.L. Saroj; et al.

10
claims
15
verbatim quotes
17
citations
2
research areas
✓
Open access

Abstract

An experiment was undertaken to improve the fruit yield and quality of monsoon flushed guava crop by regulating flowering of spring-flushed crop using varying shoot pruning intensities (25 to 75%) under subtropical condition of Western Uttar Pradesh. Summer pruning of spring flushed bearing shoot of current season was found significantly effective in increasing the production of superior quality fruits in winter guava. With the increase in summer pruning severity, yield and quality of winter guava was improved significantly up to 33% pruning intensity. On the other hand, rainy season crop showed almost a reverse trend and fruit yield was inversely related to severity of pruning. The maximum yield in rainy season was recorded with unpruned shoot trees, while fruit yield was significantly reduced in trees receiving severe pruning. However, the fruit quality of rainy season guava was improved maximum with moderate pruning (33%). Among all the shoot pruning treatments, the maximum total cumulative yield (57.30 kg/tree) and better quality fruits of both the seasons were obtained with moderately pruned trees. Hence, moderate pruning of bearing shoot of current season's growth just before bud opening in summer was significantly most effective in improving the production of monsoon flushed crop and fruit quality of spring and monsoon flushed crops in guava.

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Claims 10

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Summer pruning increased production of superior winter guava fruits significantly.

Treatment
Summer pruninge0
Outcome
production of superior quality fruits in winter guavae0
Direction
increasinge0

Not reportedComparator

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

Psidium guajava
Psidium guajava · TaxonFuadsyazwan ( talk ) · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Summer pruning of spring flushed bearing shoot of current season was found significantly effective in increasing the production of superior quality fruits in winter guava”

✓ located verbatim in the source · abstract, characters 251–421 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Winter guava yield improved with pruning severity up to 33%.

Treatment
summer pruning severitye0
Outcome
yielde0
Direction
improvede0
Qualifier
up to 33% pruning intensitye0

Not reportedComparator

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

Psidium guajava
Psidium guajava · TaxonFuadsyazwan ( talk ) · Public domain · Wikimedia Commons ↗

Verbatim

e0

“With the increase in summer pruning severity, yield and quality of winter guava was improved significantly up to 33% pruning intensity”

✓ located verbatim in the source · abstract, characters 423–557 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Winter guava quality improved with pruning severity up to 33%.

Treatment
summer pruning severitye0
Outcome
qualitye0
Direction
improvede0
Qualifier
up to 33% pruning intensitye0

Not reportedComparator

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

Psidium guajava
Psidium guajava · TaxonFuadsyazwan ( talk ) · Public domain · Wikimedia Commons ↗

Verbatim

e0

“With the increase in summer pruning severity, yield and quality of winter guava was improved significantly up to 33% pruning intensity”

✓ located verbatim in the source · abstract, characters 423–557 · show in text ↑
Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Rainy-season guava fruit yield was inversely related to pruning severity.

Treatment
pruninge0
Outcome
fruit yielde0
Direction
inversely relatede0

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

Psidium guajava
Psidium guajava · TaxonFuadsyazwan ( talk ) · Public domain · Wikimedia Commons ↗

Verbatim

e0

“fruit yield was inversely related to severity of pruning”

✓ located verbatim in the source · abstract, characters 630–686 · show in text ↑
t0

“guava”

✓ located verbatim in the source · title, characters 40–45 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Rainy-season yield was greatest in unpruned trees.

Treatment
unpruned shoot treese0
Outcome
yield in rainy seasone0
Direction
maximume0

Not reportedMaterial

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

Psidium guajava
Psidium guajava · TaxonFuadsyazwan ( talk ) · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The maximum yield in rainy season was recorded with unpruned shoot trees”

✓ located verbatim in the source · abstract, characters 688–760 · show in text ↑
t0

“guava”

✓ located verbatim in the source · title, characters 40–45 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Severe pruning significantly reduced rainy-season fruit yield.

Treatment
severe pruninge0
Outcome
fruit yielde0
Direction
reducede0

Not reportedComparator

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

Psidium guajava
Psidium guajava · TaxonFuadsyazwan ( talk ) · Public domain · Wikimedia Commons ↗

Verbatim

e0

“fruit yield was significantly reduced in trees receiving severe pruning”

✓ located verbatim in the source · abstract, characters 768–839 · show in text ↑
t0

“guava”

✓ located verbatim in the source · title, characters 40–45 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Moderate 33% pruning maximized rainy-season guava fruit quality.

Treatment
moderate pruning (33%)e0
Outcome
fruit quality of rainy season guavae0
Direction
improved maximume0

Not reportedComparator

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

Psidium guajava
Psidium guajava · TaxonFuadsyazwan ( talk ) · Public domain · Wikimedia Commons ↗

Verbatim

e0

“fruit quality of rainy season guava was improved maximum with moderate pruning (33%)”

✓ located verbatim in the source · abstract, characters 854–938 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Moderate pruning gave the highest cumulative yield of 57.30 kg/tree.

Treatment
moderately pruned treese0
Outcome
total cumulative yielde0
Direction
maximume0
Value
57.30 kg/treee0

Not reportedComparator

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

Psidium guajava
Psidium guajava · TaxonFuadsyazwan ( talk ) · Public domain · Wikimedia Commons ↗

Verbatim

e0

“the maximum total cumulative yield (57.30 kg/tree) and better quality fruits of both the seasons were obtained with moderately pruned trees”

✓ located verbatim in the source · abstract, characters 980–1119 · show in text ↑
t0

“guava”

✓ located verbatim in the source · title, characters 40–45 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Moderate pruning gave better fruit quality in both seasons.

Treatment
moderately pruned treese0
Outcome
quality fruits of both the seasonse0
Direction
bettere0

Not reportedComparator

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

Psidium guajava
Psidium guajava · TaxonFuadsyazwan ( talk ) · Public domain · Wikimedia Commons ↗

Verbatim

e0

“better quality fruits of both the seasons were obtained with moderately pruned trees”

✓ located verbatim in the source · abstract, characters 1035–1119 · show in text ↑
t0

“guava”

✓ located verbatim in the source · title, characters 40–45 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend moderate pruning before summer bud opening for production and quality.

Outcome
moderate pruning of bearing shoot of current season's growth just before bud opening in summere0

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

Psidium guajava
Psidium guajava · TaxonFuadsyazwan ( talk ) · Public domain · Wikimedia Commons ↗

Verbatim

e0

“moderate pruning of bearing shoot of current season's growth just before bud opening in summer was significantly most effective in improving the production of monsoon flushed crop and fruit quality of spring and monsoon flushed crops in guava”

✓ located verbatim in the source · abstract, characters 1128–1370 · show in text ↑

pruning · yield · Psidium guajava (guava)Results differ

70 papers: 68 positive, 2 negative or no effect

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

  1. positive
  2. positive
  3. positive

66 papers more in this group

See all 70 papers →

pruning · quality: grain · Psidium guajava (guava)Positive and negative results

9 papers: 6 positive, 3 negative or no effect

5 papers in the same direction as this paper · 3 in the opposite direction

  1. no effect
  2. no effect
  3. negative

5 papers more in this group

See all 9 papers →

pruning · quality: general · Psidium guajava (guava)Results agree

9 papers: 9 positive, 0 negative or no effect

8 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

5 papers more in this group

See all 9 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.