Intervention effectmodel-written summary

Nitrogen rates up to 120 kg/ha improved height, dry weight, cobs per hectare, kernels per cob, kernel weight, cob weight, kernel recovery, yield, and return.

A claim from Productivity, economics and nitrogen-use efficiency of sweet corn (Zea mays saccharata) as influenced by planting geometry and nitrogen fertilization · 2001

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen rates up to 120 kg/ha improved height, dry weight, cobs per hectare, kernels per cob, kernel weight, cob weight, kernel recovery, yield, and return.

Taxon
sweet corne1
Treatment
nitrogen levels upto 120 kg/hae0
Outcome
plant height, plant dry weight, number of cobs/ha, number of kernels/cob, 1000- kernel weight, green cob weight and kernel recoverye0
Direction
improvemente0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

Verbatim

e0

“Increasing nitrogen levels upto 120 kg/ha showed marked improvement in plant height, plant dry weight, number of cobs/ha, number of kernels/cob, 1000- kernel weight, green cob weight and kernel recovery, which consequently improved the yield and return.”

✓ located verbatim in the source · abstract, characters 1058–1311
e1

“sweet corn ( Zea mays saccharata Sturt)”

✓ located verbatim in the source · abstract, characters 344–383

Title

Productivity, economics and nitrogen-use efficiency of sweet corn (Zea mays saccharata) as influenced by planting geometry and nitrogen fertilization

UMMED SINGH; A.A. SAAD; T. RAM; et al. Indian Journal of Agronomy 2001. doi:10.59797/ija.v57i1.4613

Other claims from this paper (11)

Record rev-ae47b4befef5b166ec2a593faa477714088298ed1bcb677b2a440b152065a5f8 · schema claims-v0.9 · position 6 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. positive
    Increasing nitrogen raised plant height, dry weight, cob number, kernels per cob, kernel weight, cob weight and kernel recovery.

    Production potential and nitrogen-use efficiency of sweet corn (Zea mays) as influenced by different planting densities and nitrogen levels · 2009

    Same directionCited by this paper

  2. positive
    LAI and dry matter production increased as nitrogen rose from 150 to 250 kg/ha.

    Effect of nitrogen levels and plant densities on growth parameters, yield attributes and yield of kharif maize (Zea mays L.) · 2014

    Same directionCites this paper

  3. positive
    At 180 kg ha-1 nitrogen, fodder yield was significantly higher at 307.29 q ha-1.

    Effect of Different Rates and Times of Nitrogen Application on Growth, Yield Attributes and Yield of Sweet Corn (Zea mays L. saccharata) Under South Gujarat Condition · 2023

    Same directionCites this paper

  4. 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

  5. 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

  6. 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

  7. 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

  8. 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

2,176 papers more in this group

See all 2,185 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.