Intervention effectmodel-written summary

Deep placement of NPK briquettes significantly increased net economic return.

A claim from Fertilizer Deep Placement Increases Rice Production: Evidence from Farmers’ Fields in Southern Bangladesh · 2016

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Deep placement of NPK briquettes significantly increased net economic return.

Treatment
NPKe0
Outcome
net economic returne0
Direction
increasede0
Comparator
PUe0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingValueQualifier

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

“Deep placement of either UB or NPK significantly increased grain yields and net economic return across all the rice‐growing seasons and years compared to PU”

✓ located verbatim in the source · abstract, characters 660–816
e1

“rice ( Oryza sativa L.)”

✓ located verbatim in the source · abstract, characters 379–402

Title

Fertilizer Deep Placement Increases Rice Production: Evidence from Farmers’ Fields in Southern Bangladesh

Md. Abdul Mazid Miah; Yam Kanta Gaihre; Grahame Hunter; et al. Agronomy Journal 2016. doi:10.2134/agronj2015.0170

Other claims from this paper (11)

Record rev-fbff91abe88535de5cd6c0dc882a77576d51f67ecd3adb10674a3ab639574d9d · schema claims-v0.9 · position 4 in the model’s answer

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 claim · 207 in the opposite direction · 65 reporting no difference from an alternative

  1. negative
    All other fertilization strategies gave a negative gross profit margin for rice under submergence.

    Resilient rice fertilization strategy for submergence-prone savanna agro-ecological zones of Northern Ghana · 2019 · compared with UDP

    Opposite directionCites this paper

  2. positive
    The highest rice grain yield, 7.47 t ha-1, was observed in NPK briquette (2.4 g × 2), followed by PU.

    Effects of NPK Briquette on Rice (Oryza sativa) in Tidal Flooded Ecosystem · 1970

    Same directionCited by this paper

  3. positive
    MRSF with CRF increased early-rice grain yield by 3.9–17.3% relative to CFB.

    Combing mechanical side-deep fertilization and controlled-release nitrogen fertilizer to increase nitrogen use efficiency by reducing ammonia volatilization in a double rice cropping system · 2022 · compared with CFB treatment

    Same directionCites this paper

  4. positive
    Large granular N placed at 10 cm gave significantly higher grain yield than other treatments.

    Effect of Deep Placement of Large Granular Fertilizer on Ammonia Volatilization, Soil Nitrogen Distribution and Rice Growth · 2022 · compared with all other treatments

    Same directionCites this paper

  5. positive
    Two-split IF improved rice yield 13 %-14 % versus BU.

    The split injection of water-soluble fertilizers effectively reduces N2O, CH4 and NH3 emissions while simultaneously improving rice yield and harvest index · 2024 · compared with BU

    Same directionCites this paper

  6. positive
    The treated rice yielded 7,448 t/ha, compared with 7.20 t/ha under recommended fertilizer.

    Effectivity of inorganic fertilizer NPK (15-15-6) to growth and yield of lowland rice (Oryza sativa L.) on alfisol soil · 2022 · compared with recommended fertilizer

    Same directionCites this paper

  7. positive
    All fertilizer nitrogen treatments increased rice grain yield over the zero-N control, whose yield averaged 5093 kg ha −1.

    Assessing fertilizer nitrogen sources and application timing for water‐seeded rice systems · 2023 · compared with zero‐N control

    Same directionCites this paper

  8. positive
    Deep placement of 120% N plus 100% PK produced the highest rice grain yield, 4933 kg ha−1.

    Evaluating the Effects of Fertilizer Deep Placement on Greenhouse Gas Emissions and Nutrient Use Efficiency in Wet Direct-Seeded Rice During the Wet Season in Assam, India · 2024

    Same directionCites this paper

3,446 papers more in this group

See all 3,455 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.