Paper · 2022 · Ecology Environment and Conservation

Comparative studies on the effect of certain biofertilizers on growth, yield and quality of carrot (Daucus carota L.) under Punjab conditions

Annapareddy Sharmila; Avinash Kumar; Rajkumari Asha Dev; et al.

10
claims
24
verbatim quotes
3
citations
2
research areas
—
Not open access

Abstract

The investigation entitled “Comparative studies on the effect of certain biofertilizers on growth, yield and quality of carrot (Daucus carota L.) under Punjab conditions”was carried out at vegetable research farm, Lovely Professional University, Phagwara, Punjab during Rabi 2021-2022. The experimental design adopted was two factorial RBD with three replications. The first factor was biofertilizers and second factor, carrot cv. Country Red and Lalima. The experiment included 8 treatment combinations viz. Azospirillum+50% RDF, PSB+50% RDF, VAM+50% RDF, Azospirillum +PSB+50% RDF, Azospirillum +VAM+50% RDF, PSB +VAM+50% RDF, Azospirillum +VAM+PSB+50%RDF, Control 100% RDF. Among the interaction effects the combination of 50% RDF+ PSB + Azospirillum + VAM recorded highest values in terms of growth characters viz., plant height (87.82 cm), number of leaves (19.74), fresh and dry weight of root (124.91 g and 4.72 g, respectively) and yield characters viz., root length (27.33 cm), yield per plot (5.82 kg/ plot) and yield per hectare (194 q/ha), and quality characters viz. carotene content (47.39 mg), total soluble solids showed better performance with application of Azospirillum and 50% RDF and on other hand ascorbic acid found superior in the combination (Azospirillum + VAM + 50% RDF), respectively..

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Claims 10

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combined 50% RDF, PSB, Azospirillum and VAM treatment gave the highest carrot plant height of 87.82 cm.

Taxon
carrotDaucus carotat0
Treatment
50% RDF+ PSB + Azospirillum + VAMe0
Outcome
plant heighte0
Direction
higheste0
Value
87.82 cme0

Not reportedComparator

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the combination of 50% RDF+ PSB + Azospirillum + VAM recorded highest values in terms of growth characters viz., plant height (87.82 cm)”

✓ located verbatim in the source · abstract, characters 707–843 · show in text ↑
t0

“carrot”

✓ located verbatim in the source · title, characters 92–98 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combined treatment gave the highest leaf number of 19.74.

Taxon
carrotDaucus carotat0
Treatment
50% RDF+ PSB + Azospirillum + VAMe0
Outcome
number of leavese0
Direction
higheste0
Value
19.74e0

Not reportedComparator

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the combination of 50% RDF+ PSB + Azospirillum + VAM recorded highest values in terms of growth characters viz., plant height (87.82 cm), number of leaves (19.74)”

✓ located verbatim in the source · abstract, characters 707–869 · show in text ↑
t0

“carrot”

✓ located verbatim in the source · title, characters 92–98 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combined treatment gave the highest fresh root weight of 124.91 g.

Taxon
carrotDaucus carotat0
Treatment
50% RDF+ PSB + Azospirillum + VAMe0
Outcome
fresh and dry weight of roote0
Direction
higheste0
Value
124.91 ge0

Not reportedComparator

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the combination of 50% RDF+ PSB + Azospirillum + VAM recorded highest values in terms of growth characters viz., plant height (87.82 cm), number of leaves (19.74), fresh and dry weight of root (124.91 g and 4.72 g, respectively)”

✓ located verbatim in the source · abstract, characters 707–935 · show in text ↑
t0

“carrot”

✓ located verbatim in the source · title, characters 92–98 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combined treatment gave the highest dry root weight of 4.72 g.

Taxon
carrotDaucus carotat0
Treatment
50% RDF+ PSB + Azospirillum + VAMe0
Outcome
fresh and dry weight of roote0
Direction
higheste0
Value
4.72 ge0

Not reportedComparator

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the combination of 50% RDF+ PSB + Azospirillum + VAM recorded highest values in terms of growth characters viz., plant height (87.82 cm), number of leaves (19.74), fresh and dry weight of root (124.91 g and 4.72 g, respectively)”

✓ located verbatim in the source · abstract, characters 707–935 · show in text ↑
t0

“carrot”

✓ located verbatim in the source · title, characters 92–98 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combined treatment gave the highest root length of 27.33 cm.

Taxon
carrotDaucus carotat0
Outcome
root lengthe0
Direction
higheste1
Value
27.33 cme0

Not reportedTreatmentComparator

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“root length (27.33 cm)”

✓ located verbatim in the source · abstract, characters 963–985 · show in text ↑
e1

“recorded highest values”

✓ located verbatim in the source · abstract, characters 760–783 · show in text ↑
t0

“carrot”

✓ located verbatim in the source · title, characters 92–98 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combined treatment gave the highest yield per plot of 5.82 kg/ plot.

Taxon
carrotDaucus carotat0
Outcome
yield per plote0
Direction
higheste1
Value
5.82 kg/ plote0

Not reportedTreatmentComparator

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“yield per plot (5.82 kg/ plot)”

✓ located verbatim in the source · abstract, characters 987–1017 · show in text ↑
e1

“recorded highest values”

✓ located verbatim in the source · abstract, characters 760–783 · show in text ↑
t0

“carrot”

✓ located verbatim in the source · title, characters 92–98 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combined treatment gave the highest yield per hectare of 194 q/ha.

Taxon
carrotDaucus carotat0
Outcome
yield per hectaree0
Direction
higheste1
Value
194 q/hae0

Not reportedTreatmentComparator

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“yield per hectare (194 q/ha)”

✓ located verbatim in the source · abstract, characters 1022–1050 · show in text ↑
e1

“recorded highest values”

✓ located verbatim in the source · abstract, characters 760–783 · show in text ↑
t0

“carrot”

✓ located verbatim in the source · title, characters 92–98 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combined treatment gave the highest carotene content of 47.39 mg.

Taxon
carrotDaucus carotat0
Outcome
carotene contente0
Direction
higheste1
Value
47.39 mge0

Not reportedTreatmentComparator

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“carotene content (47.39 mg)”

✓ located verbatim in the source · abstract, characters 1080–1107 · show in text ↑
e1

“recorded highest values”

✓ located verbatim in the source · abstract, characters 760–783 · show in text ↑
t0

“carrot”

✓ located verbatim in the source · title, characters 92–98 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Azospirillum with 50% RDF improved total soluble solids.

Taxon
carrotDaucus carotat0
Treatment
Azospirillum and 50% RDFe0
Outcome
total soluble solidse0
Direction
better performancee0

Not reportedComparator

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“total soluble solids showed better performance with application of Azospirillum and 50% RDF”

✓ located verbatim in the source · abstract, characters 1109–1200 · show in text ↑
t0

“carrot”

✓ located verbatim in the source · title, characters 92–98 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Azospirillum, VAM and 50% RDF gave superior ascorbic acid.

Taxon
carrotDaucus carotat0
Treatment
Azospirillum + VAM + 50% RDFe0
Outcome
ascorbic acide0
Direction
superiore0

Not reportedComparator

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

Daucus carota
Daucus carota · TaxonZeynel Cebeci · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“ascorbic acid found superior in the combination (Azospirillum + VAM + 50% RDF)”

✓ located verbatim in the source · abstract, characters 1219–1297 · show in text ↑
t0

“carrot”

✓ located verbatim in the source · title, characters 92–98 · show in text ↑

Azospirillum · growth · Daucus carota (carrot)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 →

Azospirillum · quality: phytochemicals · Daucus carota (carrot)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 →

mycorrhiza · quality: phytochemicals · Daucus carota (carrot)Positive and negative results

4 papers: 3 positive, 1 negative or no effect

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

  1. positive
  2. negative
  3. positive
See all 4 papers →

fertilization · quality: phytochemicals · Daucus carota (carrot)Positive and negative results

13 papers: 12 positive, 1 negative or no effect

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

  1. positive
  2. negative
  3. positive

9 papers more in this group

See all 13 papers →

fertilization · quality: sugar starch · Daucus carota (carrot)Positive and negative results

15 papers: 13 positive, 2 negative or no effect

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

  1. no effect
  2. no effect
  3. positive

11 papers more in this group

See all 15 papers →

fertilization · growth · Daucus carota (carrot)Positive and negative results

77 papers: 70 positive, 7 negative or no effect

69 papers in the same direction as this paper · 5 in the opposite direction · 2 reporting no difference from an alternative

  1. positive
  2. no effect
  3. negative

73 papers more in this group

See all 77 papers →

mycorrhiza · growth · Daucus carota (carrot)Results agree

7 papers: 7 positive, 0 negative or no effect

6 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

3 papers more in this group

See all 7 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.