Intervention effectmodel-written summary

The T3 dose (460 g N + 920 g P) gave the highest grain yield of 5703.33 kg/ha in 2023.

A claim from Yield and Botanical Attributes of Rice Crop as Influenced by N and P Application to Rice Nursery Raised in Trays · 2024

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The T3 dose (460 g N + 920 g P) gave the highest grain yield of 5703.33 kg/ha in 2023.

Taxon
Oryza sativaOryza sativae0
Treatment
460 g N + 920 g Pe4
Outcome
grain yielde4
Direction
higheste4
Value
5703.33 kg/hae4
Qualifier
2023e4

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSetting

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

“Rice (Oryza sativa L.) is a globally important staple crop”

✓ located verbatim in the source · abstract, characters 0–58
e4

“However, the highest grain yield was recorded under T3 (460 g N + 920 g P), yielding 4733.33 kg/ha (2022) and 5703.33 kg/ha (2023), with notable increases in productive tillers and grains per panicle compared to the control”

✓ located verbatim in the source · abstract, characters 965–1188

Title

Yield and Botanical Attributes of Rice Crop as Influenced by N and P Application to Rice Nursery Raised in Trays

Aamer Sajjad; Muhammad H. Rafiq; Shahid Nazir; et al. Food and Agriculture Communications 2024. doi:10.62887/fac.001.01.0038

Other claims from this paper (8)

Record rev-e8f0424a221d0941bd52a148f081d4b7f44ede4ddbcf3eaedfe945e224442ef1 · schema claims-v0.9 · position 7 in the model’s answer

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 claim · 193 in the opposite direction · 49 reporting no difference from an alternative

  1. negative
    Green manure and rice straw nitrogen, alone or in combination with inorganic N, gave lower grain yield, agronomic efficiency and apparent nitrogen uptake than a standard split application of prilled urea.

    Long-term Comparison of the Agronomic Efficiency and Residual Benefits of Organic and Inorganic Nitrogen Sources for Tropical Lowland Rice · 1996 · compared with a standard split application of prilled urea

    Opposite direction

  2. negative
    Chaffy grain number and chaffy grain weight per 5 panicles increased significantly with enhancing nitrogen doses.

    Physiological response of rice (Oryza sativaL.) genotypes to elevated nitrogen applied under field conditions · 2014

    Opposite direction

  3. negative
    Excessive nitrogen yielded 2.68–6.31% less than appropriate nitrogen application.

    Excessive Nitrogen Application Leads to Lower Rice Yield and Grain Quality by Inhibiting the Grain Filling of Inferior Grains · 2022 · compared with appropriate nitrogen application (270 kg N ha−1)

    Opposite direction

  4. negative
    SCU reduced rice yield, though not significantly.

    Effects of different types of slow- and controlled-release fertilizers on rice yield · 2021

    Opposite direction

  5. negative
    Preflood urea applied 14 days early yielded lowest grain yield of rice.

    Ammonia Volatilization and Nitrogen Uptake for Conventional and Conservation Tilled Dry‐Seeded, Delayed‐Flood Rice · 2007

    Opposite direction

  6. no effect
    Applying 30 kg N ha−1 at each SPAD drop below 37.5 gave rice yields equivalent to 120 kg N ha−1 applied in three splits

    Chlorophyll Meter– and Leaf Color Chart–Based Nitrogen Management for Rice and Wheat in Northwestern India · 2002 · compared with 120 kg N ha−1 applied in three splits

    Opposite direction

  7. no effect
    Ammonium sulphate nitrate gave growth, yield and grain nitrogen results statistically at par with Super Net.

    EFFECT OF NITROGEN FERTILIZERS ON GROWTH, YIELD AND QUALITY OF HYBRID RICE (ORYZA SATIVA) · 2005 · compared with sulphur-containing nitrogen fertilizer-Super Net

    Opposite direction

  8. negative
    Rice straw plus urea mix-application (SU) gave lower rice plant growth, yield and nutrient accumulation.

    Application of different organic and mineral fertilizers on the growth, yield and nutrient accumulation of rice in a Japanese ordinary paddy field · 2010

    Opposite direction

2,036 papers more in this group

See all 2,045 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.