Paper · 2001 · Indian Journal of Agronomy

Effect of nursery fertilization on seedling growth and yield of rice (Oryza sativa)

K.N. SINGH; BADRUL HASAN; B.A. KANDAY; et al.

5
claims
9
verbatim quotes
8
citations
2
research areas
✓
Open access

Abstract

A field experiment was conducted at the main campus of Sher-e-Kashmir University of Agricultural Sciences and Technology, Shalimar, Kashmir, during 2000 and 2001, to study the effect of fertility levels in rice (Oryza sa- tiva L.) nursery and ultimate effect on yield of rice crop. The seedling length, dry weight and seedling growth in- creased significantly by increasing fertility up to the highest level 200 N + 100 P20, + 50 K 2 0 kgtha. Yield and yield-attributing characters, i.e. grains1 panicle, panicles1 m2, and straw yield also recorded highest value at treat- ment 200 N + 100 P20, + 50 K 2 0 kglha in the nursery. Nitrogen content and uptake in nursery increased by in- creasing fertility levels but N recovery was very low in nursery. Higher fertilizer application in rice nursery in- creased benefit : cost ratio and grain yield of rice.

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Claims 5

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Increasing nursery fertility significantly increased seedling length, dry weight and growth up to the highest level.

Treatment
200 N + 100 P20, + 50 K 2 0 kgthae0
Outcome
seedling length, dry weight and seedling growthe0
Direction
in- creasede0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“seedling length, dry weight and seedling growth in- creased significantly by increasing fertility up to the highest level 200 N + 100 P20, + 50 K 2 0 kgtha”

✓ located verbatim in the source · abstract, characters 286–441 · show in text ↑
t0

“rice”

✓ located verbatim in the source · title, characters 64–68 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Yield components and straw yield were highest with the highest nursery fertilizer treatment.

Treatment
200 N + 100 P20, + 50 K 2 0 kglhae0
Outcome
grains1 panicle, panicles1 m2, and straw yielde0
Direction
higheste0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“grains1 panicle, panicles1 m2, and straw yield also recorded highest value at treat- ment 200 N + 100 P20, + 50 K 2 0 kglha in the nursery”

✓ located verbatim in the source · abstract, characters 488–626 · show in text ↑
t0

“rice”

✓ located verbatim in the source · title, characters 64–68 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nursery nitrogen content and uptake increased with fertility levels.

Treatment
in- creasing fertility levelse0
Outcome
Nitrogen content and uptakee0
Direction
increasede0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Nitrogen content and uptake in nursery increased by in- creasing fertility levels”

✓ located verbatim in the source · abstract, characters 628–709 · show in text ↑
t0

“rice”

✓ located verbatim in the source · title, characters 64–68 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen recovery was very low in the nursery.

Outcome
N recoverye0
Direction
very lowe0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“N recovery was very low in nursery”

✓ located verbatim in the source · abstract, characters 714–748 · show in text ↑
t0

“rice”

✓ located verbatim in the source · title, characters 64–68 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Higher nursery fertilizer application increased benefit:cost ratio and grain yield.

Treatment
Higher fertilizer applicatione0
Outcome
benefit : cost ratio and grain yielde0
Direction
in- creasede0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Higher fertilizer application in rice nursery in- creased benefit : cost ratio and grain yield of rice”

✓ located verbatim in the source · abstract, characters 750–852 · show in text ↑

fertilization · yield · Oryza sativa (rice)Positive and negative results

3,455 papers: 3,183 positive, 272 negative or no effect

3,182 papers in the same direction as this paper · 207 in the opposite direction · 65 reporting no difference from an alternative

  1. no effect
  2. no effect
  3. no effect

3,451 papers more in this group

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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.