Intervention effectmodel-written summary

Application of 120 kg N (urea) + 30 kg N (FYM)/ha gave significantly higher maize grain yield, 1.57 tonnes/ha.

A claim from Crop water use, nutrient content and uptake as influenced by irrigation and nitrogen management in potato (Solanum tuberosum) – maize (Zea mays) cropping system · 2013

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Application of 120 kg N (urea) + 30 kg N (FYM)/ha gave significantly higher maize grain yield, 1.57 tonnes/ha.

Taxon
maizeZea mayst0
Treatment
application of 120 kg N (urea) + 30 kg N (FYM)/hae0
Outcome
graine0
Direction
highere0
Value
1.57 tonnes/hae0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingQualifier

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“application of 120 kg N (urea) + 30 kg N (FYM)/ha recorded significantly higher grain (1.57 tonnes/ha)”

✓ located verbatim in the source · abstract, characters 779–881
t0

“maize (Zea mays)”

✓ located verbatim in the source · title, characters 128–144

Title

Crop water use, nutrient content and uptake as influenced by irrigation and nitrogen management in potato (Solanum tuberosum) – maize (Zea mays) cropping system

SUNIL KUMAR VERMA; L K IDNANI The Indian Journal of Agricultural Sciences 2013. doi:10.56093/ijas.v82i12.26250

Other claims from this paper (8)

Record rev-181db816f488e9fbe24b9e1976325a5673de13d83561b3ab10e44ff3a037d862 · schema claims-v0.9 · position 7 in the model’s answer

nitrogen · yield · Zea mays (maize)Positive and negative results

2,185 papers: 1,906 positive, 279 negative or no effect

1,905 papers in the same direction as this claim · 234 in the opposite direction · 45 reporting no difference from an alternative

  1. negative
    Low nitrogen decreased maize grain yield.

    Within-Leaf Nitrogen Allocation in Adaptation to Low Nitrogen Supply in Maize during Grain-Filling Stage · 2016

    Opposite direction

  2. no effect
    Nitrogen timing did not affect corn production in the other two years.

    Corn Production as Affected by Nitrogen Application Timing and Tillage · 2004

    Opposite direction

  3. negative
    For the two years after 1992, losses were significantly higher for 134 kg N ha−1 on the clay loam.

    Nitrate Leaching and Nitrogen Budget as Affected by Maize Nitrogen Rate and Soil Type · 2000

    Opposite direction

  4. negative
    Nitrogen stress reduced kernel number of maize in field conditions.

    Nitrogen Deficiency in Maize: II. Carbon‐Nitrogen Interaction Effects on Kernel Number and Grain Yield · 1995

    Opposite direction

  5. no effect
    At high N rates, yields under the two tillage systems were approximately equal.

    Soil Nitrogen Availability after Long‐term Continuous No‐tillage and Conventional Tillage Corn Production · 1986

    Opposite direction

  6. negative
    Pretreatment with inhibitors of NOS and nitrate reductase blocked the water stress-induced increase in NO production in maize.

    Nitric Oxide Reduces Hydrogen Peroxide Accumulation Involved in Water Stress‐induced Subcellular Anti‐oxidant Defense in Maize Plants · 2008

    Opposite direction

  7. no effect
    Amending urea with KCI did not significantly change yield, ear-leaf nitrogen or nitrogen uptake in the tested year.

    Nitrogen Fertilizer Source, and Method and Time of Application Effects on No‐till Corn Yields and Nitrogen Uptakes1 · 1986 · compared with unamended surface‐applied counterparts

    Opposite direction

  8. negative
    Rate of dry matter accumulation in maize decreased with declining N supply.

    Influence of N supply on development and dry matter accumulation of an old and a new maize hybrid · 1994

    Opposite direction

2,176 papers more in this group

See all 2,185 papers →

fertilization · yield · Zea mays (maize)Positive and negative results

3,908 papers: 3,485 positive, 423 negative or no effect

3,484 papers in the same direction as this claim · 338 in the opposite direction · 85 reporting no difference from an alternative

  1. negative
    If the V8 sufficiency index was below 90%, in-season nitrogen application did not attain maximum yields.

    Ability for In‐Season Correction of Nitrogen Deficiency in Corn Using Chlorophyll Meters · 1997

    Opposite direction

  2. no effect
    N fertilization did not significantly influence belowground NPP of corn.

    Nitrogen fertilizer effects on soil carbon balances in Midwestern U.S. agricultural systems · 2009

    Opposite direction

  3. negative
    Average grain yield of maize was reduced by 37% at low N (no N fertilizer) compared with high N.

    Improving Nitrogen‐Use Efficiency in European Maize · 2003 · compared with HN

    Opposite direction

  4. no effect
    2 t pm/ha + 30-20-20 kg NPK/ha gave maize biomass and grain yields similar to 4 t pm/ha.

    Poultry manure effect on growth and yield of maize · 2009 · compared with 4 t pm/ha

    Opposite direction

  5. no effect
    Maize yields did not respond to P fertilization.

    Arbuscular mycorrhizal fungi in soil and roots respond differently to phosphorus inputs in an intensively managed calcareous agricultural soil · 2016

    Opposite direction

  6. no effect
    More N fertilizer on the previous small-grain crop rarely increased spring soil nitrate or corn yield.

    Soil Nitrate Accumulation and Corn Response to Preceding Small‐Grain Fertilization and Cover Crops · 1999

    Opposite direction

  7. no effect
    Starter fertilizer did not increase yield.

    Corn Yield is Equal in Conventional, Reduced, and No Tillage after 20 Years · 1996

    Opposite direction

  8. negative
    IC produced the lowest second-year or continuous corn yield.

    Managing Soil Carbon and Nitrogen for Productivity and Environmental Quality · 2004

    Opposite direction

3,899 papers more in this group

See all 3,908 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.