Paper · 2022 · Asian Journal of Soil Science and Plant Nutrition

Effect of Nitrogen Levels on Growth, Yield Attributes and Yield of Hybrid Varieties of Rice (Oryza sativa L.)

Divya Singh; Atish Yadav; Ankur Tripathi; et al.

4
claims
9
verbatim quotes
2
citations
2
research areas
✓
Open access

Abstract

A field experiment was conducted to evaluate the effect of different Nitrogen levels on the yield performance of four rice hybrid in two consecutive Monsoon Season of 2020 and 2021. The experiment was conducted at Agronomy Research Farm, Acharya Narendra Deva University of Agriculture and Technology, Kumarganj Ayodhya (U.P.). The experiment was conducted in factorial randomized block design with three replication which comprised of 4 levels of nitrogen viz. 0% RDN, 50% RDN, 75% RDN and 100% RDN and 4 hybrid varieties viz. Arize-6444 Gold, Ankur-7576, 27P31 and Shahi-Dawat. Results revealed that significantly higher yield contributing characters and yield was obtained at 100% of RDN (150 kg N ha-1) which is at par with 75 % RDN (112 kg N ha-1) and significantly superior over 0% of RDN and 50% of RDN (75kg N ha-1). The growth parameters, yield attributes and yield were recorded significantly higher with Ankur-7576 variety except length of panicle (cm) and test weight (g). Ankur-7576 gave good response in low doses of nitrogenous fertilizer and showed good efficiency in utilization of available and applied nitrogen to the crop and best suitable for obtaining higher yield of hybrid rice.

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Claims 4

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

The 100% RDN rate produced significantly higher yield traits and yield than 0% and 50% RDN and was at par with 75% RDN.

Taxon
Rice (Oryza sativa L.)Oryza sativat0
Treatment
100% of RDN (150 kg N ha-1)e0
Outcome
yield contributing characters and yielde0
Direction
highere0
Qualifier
at par with 75 % RDN (112 kg N ha-1)e0
Comparator
0% of RDN and 50% of RDN (75kg N ha-1)e0

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

t0

“Rice (Oryza sativa L.)”

✓ located verbatim in the source · title, characters 87–109 · show in text ↑
e0

“significantly higher yield contributing characters and yield was obtained at 100% of RDN (150 kg N ha-1) which is at par with 75 % RDN (112 kg N ha-1) and significantly superior over 0% of RDN and 50% of RDN (75kg N ha-1)”

✓ located verbatim in the source · abstract, characters 602–823 · show in text ↑
Observationobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Ankur-7576 had significantly higher growth parameters, yield attributes and yield, except panicle length and test weight.

Taxon
Rice (Oryza sativa L.)Oryza sativat0
Material
Ankur-7576e0
Outcome
growth parameters, yield attributes and yielde0
Direction
highere0
Qualifier
except length of panicle (cm) and test weight (g)e0

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

t0

“Rice (Oryza sativa L.)”

✓ located verbatim in the source · title, characters 87–109 · show in text ↑
e0

“The growth parameters, yield attributes and yield were recorded significantly higher with Ankur-7576 variety except length of panicle (cm) and test weight (g)”

✓ located verbatim in the source · abstract, characters 825–983 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Ankur-7576 responded well at low nitrogen doses and used available and applied nitrogen efficiently.

Taxon
Rice (Oryza sativa L.)Oryza sativat0
Material
Ankur-7576e0
Treatment
low doses of nitrogenous fertilizere0
Outcome
good efficiency in utilization of available and applied nitrogene0

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

t0

“Rice (Oryza sativa L.)”

✓ located verbatim in the source · title, characters 87–109 · show in text ↑
e0

“Ankur-7576 gave good response in low doses of nitrogenous fertilizer and showed good efficiency in utilization of available and applied nitrogen to the crop”

✓ located verbatim in the source · abstract, characters 985–1141 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors identify Ankur-7576 as best suited for higher hybrid rice yield.

Taxon
Rice (Oryza sativa L.)Oryza sativat0
Material
Ankur-7576e1
Outcome
best suitable for obtaining higher yield of hybrid ricee0

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

t0

“Rice (Oryza sativa L.)”

✓ located verbatim in the source · title, characters 87–109 · show in text ↑
e0

“best suitable for obtaining higher yield of hybrid rice”

✓ located verbatim in the source · abstract, characters 1146–1201 · show in text ↑
e1

“Ankur-7576 gave good response”

✓ located verbatim in the source · abstract, characters 985–1014 · show in text ↑

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

2,045 papers: 1,803 positive, 242 negative or no effect

1,802 papers in the same direction as this paper · 193 in the opposite direction · 49 reporting no difference from an alternative

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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.