Paper · 2014 · ADVANCE RESEARCH JOURNAL OF CROP IMPROVEMENT

Effect of foliar spray of urea and zinc on growth and flowering attributes of guava (Psidium guajava) cv. BHAVNAGAR RED

J.M. PARMAR; K.M. KARETHA; P.J. RATHOD

9
claims
19
verbatim quotes
8
citations
4
research areas
✓
Open access

Abstract

Study was conducted in experimental farm of Junagadh Agricultural University, Gujarat India to find out the effect of foliar application of 1.0 per cent, 1.5 per cent or 2.0 per cent urea and zinc sulfate with concentration of 0.2, 04 and 0.6 per cent on guava crop, respectively, just before blooming significantly improved shoot growth, leaf number, area and weight. The best results were obtained with treatments of 1.0 and 1.5 per cent foliar spray of urea. In case of flowering, fruit set and fruit retention was better in treated plants with fertilizer. The size of fruits and yield per tree increased with increasing urea concentration and the significant variation in number of flowers per shoot was observed while non significant effect was observed under interaction effect of urea and zinc. The highest fruit weight and maximum fruit girth was registered with 0.6 per cent zinc. Thus, it is proved that 1.5 per cent urea solution and 0.6 per cent zinc sulphate were effective for the augmentation of growth and flowering attributes of guava.

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Claims 9

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Foliar application of urea (1.0, 1.5 or 2.0 per cent) and zinc sulfate (0.2, 04 and 0.6 per cent) just before blooming significantly improved shoot growth in guava.

Treatment
foliar application of 1.0 per cent, 1.5 per cent or 2.0 per cent urea and zinc sulfate with concentration of 0.2, 04 and 0.6 per cente1
Outcome
shoot growthe2
Direction
improvede2

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

t0

“guava (Psidium guajava)”

✓ located verbatim in the source · title, characters 78–101 · show in text ↑
e1

“foliar application of 1.0 per cent, 1.5 per cent or 2.0 per cent urea and zinc sulfate with concentration of 0.2, 04 and 0.6 per cent”

✓ located verbatim in the source · abstract, characters 118–251 · show in text ↑
e2

“significantly improved shoot growth”

✓ located verbatim in the source · abstract, characters 302–337 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Foliar application of urea and zinc sulfate just before blooming significantly improved leaf number, area and weight in guava.

Treatment
foliar application of 1.0 per cent, 1.5 per cent or 2.0 per cent urea and zinc sulfate with concentration of 0.2, 04 and 0.6 per cente1
Outcome
leaf number, area and weighte3
Direction
improvede3

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

t0

“guava (Psidium guajava)”

✓ located verbatim in the source · title, characters 78–101 · show in text ↑
e1

“foliar application of 1.0 per cent, 1.5 per cent or 2.0 per cent urea and zinc sulfate with concentration of 0.2, 04 and 0.6 per cent”

✓ located verbatim in the source · abstract, characters 118–251 · show in text ↑
e3

“significantly improved shoot growth, leaf number, area and weight”

✓ located verbatim in the source · abstract, characters 302–367 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The best results were obtained with foliar sprays of 1.0 and 1.5 per cent urea.

Treatment
1.0 and 1.5 per cent foliar spray of ureae4
Outcome
best resultse4
Direction
beste4

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

t0

“guava (Psidium guajava)”

✓ located verbatim in the source · title, characters 78–101 · show in text ↑
e4

“The best results were obtained with treatments of 1.0 and 1.5 per cent foliar spray of urea”

✓ located verbatim in the source · abstract, characters 369–460 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Fruit set and fruit retention were better in plants treated with fertilizer.

Treatment
fertilizere5
Outcome
fruit set and fruit retentione5
Direction
bettere5

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

t0

“guava (Psidium guajava)”

✓ located verbatim in the source · title, characters 78–101 · show in text ↑
e5

“fruit set and fruit retention was better in treated plants with fertilizer”

✓ located verbatim in the source · abstract, characters 484–558 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Fruit size and yield per tree increased with increasing urea concentration.

Treatment
increasing urea concentratione6
Outcome
size of fruits and yield per treee6
Direction
increasede6

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

t0

“guava (Psidium guajava)”

✓ located verbatim in the source · title, characters 78–101 · show in text ↑
e6

“The size of fruits and yield per tree increased with increasing urea concentration”

✓ located verbatim in the source · abstract, characters 560–642 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

A significant variation in the number of flowers per shoot was observed.

Outcome
number of flowers per shoote7

Not reportedTreatmentComparatorDirection

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

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

Verbatim

t0

“guava (Psidium guajava)”

✓ located verbatim in the source · title, characters 78–101 · show in text ↑
e7

“the significant variation in number of flowers per shoot was observed”

✓ located verbatim in the source · abstract, characters 647–716 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

The interaction effect of urea and zinc was non significant.

Treatment
interaction effect of urea and zince0
Outcome
non significant effecte0

Not reportedComparatorDirection

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

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

Verbatim

t0

“guava (Psidium guajava)”

✓ located verbatim in the source · title, characters 78–101 · show in text ↑
e0

“non significant effect was observed under interaction effect of urea and zinc”

✓ located verbatim in the source · abstract, characters 723–800 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The highest fruit weight and maximum fruit girth were registered with 0.6 per cent zinc.

Treatment
0.6 per cent zince1
Outcome
highest fruit weight and maximum fruit girthe1
Direction
higheste1

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

t0

“guava (Psidium guajava)”

✓ located verbatim in the source · title, characters 78–101 · show in text ↑
e1

“The highest fruit weight and maximum fruit girth was registered with 0.6 per cent zinc”

✓ located verbatim in the source · abstract, characters 802–888 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors conclude that 1.5 per cent urea solution and 0.6 per cent zinc sulphate were effective for augmenting growth and flowering attributes of guava.

Treatment
1.5 per cent urea solution and 0.6 per cent zinc sulphatee2
Outcome
growth and flowering attributese2

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

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

Verbatim

e2

“1.5 per cent urea solution and 0.6 per cent zinc sulphate were effective for the augmentation of growth and flowering attributes of guava”

✓ located verbatim in the source · abstract, characters 914–1051 · show in text ↑

zinc sulfate · growth · Psidium guajava (guava)Positive and negative results

16 papers: 15 positive, 1 negative or no effect

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

  1. no effect
  2. positive
  3. positive

12 papers more in this group

See all 16 papers →

zinc atom · yield · Psidium guajava (guava)Results agree

21 papers: 21 positive, 0 negative or no effect

20 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

17 papers more in this group

See all 21 papers →

nitrogen · growth · Psidium guajava (guava)Positive and negative results

23 papers: 20 positive, 3 negative or no effect

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

  1. no effect
  2. no effect
  3. negative

19 papers more in this group

See all 23 papers →

application · growth · Psidium guajava (guava)Positive and negative results

29 papers: 28 positive, 1 negative or no effect

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

  1. no effect
  2. positive
  3. positive

25 papers more in this group

See all 29 papers →

fertilization · yield · Psidium guajava (guava)Positive and negative results

76 papers: 74 positive, 2 negative or no effect

73 papers in the same direction as this paper · 1 in the opposite direction · 1 reporting no difference from an alternative

  1. positive
  2. positive
  3. no effect

72 papers more in this group

See all 76 papers →

nitrogen · yield · Psidium guajava (guava)Results agree

33 papers: 33 positive, 0 negative or no effect

32 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

29 papers more in this group

See all 33 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.