Paper · 2011 · THE ASIAN JOURNAL OF HORTICULTURE

Effect of different sources of nitrogen on growth and yield of guava (Psidium guajava L.) cv. SARDAR.

P. A. Dhomane; A. S. Kadam; S. K. Lakade; et al.

11
claims
26
verbatim quotes
6
citations
3
research areas
—
Not open access

Abstract

In order to estimate the effect of organic and inorganic sources of nitrogen the present experiment was conducted on 5 years old Sardar guava trees growing at Instructionalcum Research Farm, Department of Horticulture, College of Agriculture, Latur during 2009-2010. For the investigation different sources of nitrogen viz., urea, vermicompost, neem cake, FYM, poultry manure and green manure in different combinations were used. The results of experiment revealed that integration of organic manures and inorganic fertilizers was more effective in increasing growth and yield of guava trees than the inorganic fertilizers alone. Among the various combinations 75% of nitrogen through urea along with 25% nitrogen through neem cake (T 4 ) was found the best over all the treatments in respect of vegetative growth parameters like increasing tree height (39.7 cm), tree spread (38.00 cm E-W), stem girth (5.30 cm), shoot length (24.82 cm), reproductive growth parameters like maximum number of flowers (17.97) and fruits (11.8) per square meter, fruit set (65.57%) and yield parameters like weight of fruit (243.80 g), yield per tree (58.1 kg) and yield per hectare (23.26 tonnes). See end of the article for authors’ affiliations Correspondence to: P.A. DHOMANE College of Agriculture, LATUR (M.S.) INDIA •HIND AGRICULTURAL RESEARCH AND TRAINING INSTITUTE•

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Claims 11

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Organic plus inorganic fertilizers increased guava growth and yield more than inorganic fertilizer alone.

Treatment
integration of organic manures and inorganic fertilizerse0
Outcome
growth and yielde0
Direction
increasinge0
Comparator
inorganic fertilizers alonee0

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

“integration of organic manures and inorganic fertilizers was more effective in increasing growth and yield of guava trees than the inorganic fertilizers alone.”

✓ located verbatim in the source · abstract, characters 470–629 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

75% nitrogen from urea plus 25% from neem cake was best for tree height, increasing it 39.7 cm.

Treatment
75% of nitrogen through urea along with 25% nitrogen through neem cakee0
Outcome
tree heighte0
Direction
increasinge0
Value
39.7 cme0
Comparator
all the treatmentse0

Not reportedTaxon

Verbatim

e0

“75% of nitrogen through urea along with 25% nitrogen through neem cake (T 4 ) was found the best over all the treatments in respect of vegetative growth parameters like increasing tree height (39.7 cm), tree spread (38.00 cm E-W), stem girth (5.30 cm), shoot length (24.82 cm)”

✓ located verbatim in the source · abstract, characters 661–937 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The best nitrogen mix yielded tree spread of 38.00 cm E-W.

Treatment
75% of nitrogen through urea along with 25% nitrogen through neem cakee0
Outcome
tree spreade0
Direction
beste0
Value
38.00 cm E-We0
Comparator
all the treatmentse0

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

“75% of nitrogen through urea along with 25% nitrogen through neem cake (T 4 ) was found the best over all the treatments in respect of vegetative growth parameters like increasing tree height (39.7 cm), tree spread (38.00 cm E-W), stem girth (5.30 cm), shoot length (24.82 cm)”

✓ located verbatim in the source · abstract, characters 661–937 · show in text ↑
t0

“guava”

✓ located verbatim in the source · title, characters 63–68 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The best nitrogen mix yielded stem girth of 5.30 cm.

Treatment
75% of nitrogen through urea along with 25% nitrogen through neem cakee0
Outcome
stem girthe0
Direction
beste0
Value
5.30 cme0
Comparator
all the treatmentse0

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

“75% of nitrogen through urea along with 25% nitrogen through neem cake (T 4 ) was found the best over all the treatments in respect of vegetative growth parameters like increasing tree height (39.7 cm), tree spread (38.00 cm E-W), stem girth (5.30 cm), shoot length (24.82 cm)”

✓ located verbatim in the source · abstract, characters 661–937 · show in text ↑
t0

“guava”

✓ located verbatim in the source · title, characters 63–68 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The best nitrogen mix yielded shoot length of 24.82 cm.

Treatment
75% of nitrogen through urea along with 25% nitrogen through neem cakee0
Outcome
shoot lengthe0
Direction
beste0
Value
24.82 cme0
Comparator
all the treatmentse0

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

“75% of nitrogen through urea along with 25% nitrogen through neem cake (T 4 ) was found the best over all the treatments in respect of vegetative growth parameters like increasing tree height (39.7 cm), tree spread (38.00 cm E-W), stem girth (5.30 cm), shoot length (24.82 cm)”

✓ located verbatim in the source · abstract, characters 661–937 · show in text ↑
t0

“guava”

✓ located verbatim in the source · title, characters 63–68 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The best nitrogen mix yielded 17.97 flowers per square meter.

Treatment
75% of nitrogen through urea along with 25% nitrogen through neem cakee1
Outcome
number of flowerse0
Direction
maximume0
Value
17.97e0
Comparator
all the treatmentse1

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

“maximum number of flowers (17.97) and fruits (11.8) per square meter, fruit set (65.57%)”

✓ located verbatim in the source · abstract, characters 975–1063 · show in text ↑
e1

“75% of nitrogen through urea along with 25% nitrogen through neem cake (T 4 ) was found the best over all the treatments”

✓ located verbatim in the source · abstract, characters 661–781 · show in text ↑
t0

“guava”

✓ located verbatim in the source · title, characters 63–68 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The best nitrogen mix yielded 11.8 fruits per square meter.

Treatment
75% of nitrogen through urea along with 25% nitrogen through neem cakee1
Outcome
fruitse0
Direction
maximume0
Value
11.8e0
Comparator
all the treatmentse1

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

“maximum number of flowers (17.97) and fruits (11.8) per square meter, fruit set (65.57%)”

✓ located verbatim in the source · abstract, characters 975–1063 · show in text ↑
e1

“75% of nitrogen through urea along with 25% nitrogen through neem cake (T 4 ) was found the best over all the treatments”

✓ located verbatim in the source · abstract, characters 661–781 · show in text ↑
t0

“guava”

✓ located verbatim in the source · title, characters 63–68 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The best nitrogen mix yielded 65.57% fruit set.

Treatment
75% of nitrogen through urea along with 25% nitrogen through neem cakee1
Outcome
fruit sete0
Direction
beste1
Value
65.57%e0
Comparator
all the treatmentse1

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 set (65.57%)”

✓ located verbatim in the source · abstract, characters 1045–1063 · show in text ↑
e1

“75% of nitrogen through urea along with 25% nitrogen through neem cake (T 4 ) was found the best over all the treatments”

✓ located verbatim in the source · abstract, characters 661–781 · show in text ↑
t0

“guava”

✓ located verbatim in the source · title, characters 63–68 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The best nitrogen mix yielded fruit weight of 243.80 g.

Treatment
75% of nitrogen through urea along with 25% nitrogen through neem cakee1
Outcome
weight of fruite0
Direction
beste1
Value
243.80 ge0
Comparator
all the treatmentse1

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

“weight of fruit (243.80 g), yield per tree (58.1 kg) and yield per hectare (23.26 tonnes)”

✓ located verbatim in the source · abstract, characters 1090–1179 · show in text ↑
e1

“75% of nitrogen through urea along with 25% nitrogen through neem cake (T 4 ) was found the best over all the treatments”

✓ located verbatim in the source · abstract, characters 661–781 · show in text ↑
t0

“guava”

✓ located verbatim in the source · title, characters 63–68 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The best nitrogen mix yielded 58.1 kg per tree.

Treatment
75% of nitrogen through urea along with 25% nitrogen through neem cakee1
Outcome
yield per treee0
Direction
beste1
Value
58.1 kge0
Comparator
all the treatmentse1

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

“weight of fruit (243.80 g), yield per tree (58.1 kg) and yield per hectare (23.26 tonnes)”

✓ located verbatim in the source · abstract, characters 1090–1179 · show in text ↑
e1

“75% of nitrogen through urea along with 25% nitrogen through neem cake (T 4 ) was found the best over all the treatments”

✓ located verbatim in the source · abstract, characters 661–781 · show in text ↑
t0

“guava”

✓ located verbatim in the source · title, characters 63–68 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The best nitrogen mix yielded 23.26 tonnes per hectare.

Treatment
75% of nitrogen through urea along with 25% nitrogen through neem cakee1
Outcome
yield per hectaree0
Direction
beste1
Value
23.26 tonnese0
Comparator
all the treatmentse1

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

“weight of fruit (243.80 g), yield per tree (58.1 kg) and yield per hectare (23.26 tonnes)”

✓ located verbatim in the source · abstract, characters 1090–1179 · show in text ↑
e1

“75% of nitrogen through urea along with 25% nitrogen through neem cake (T 4 ) was found the best over all the treatments”

✓ located verbatim in the source · abstract, characters 661–781 · show in text ↑
t0

“guava”

✓ located verbatim in the source · title, characters 63–68 · show in text ↑

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

8 papers: 7 positive, 1 negative or no effect

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

  1. negative
  2. positive
  3. positive

4 papers more in this group

See all 8 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 →

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. no effect
  2. no effect
  3. positive

72 papers more in this group

See all 76 papers →

organic · yield · Psidium guajava (guava)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 →

botanical · yield · 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 →

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.