Intervention effectmodel-written summary

Fertilizer N alone reduced soil organic carbon and available N.

A claim from Effect of integrated use of organic manure, green manure and fertilizer nitrogen on sustaining productivity of Rabi sorghum-chickpea system and fertility of a vertisol · 2003

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Fertilizer N alone reduced soil organic carbon and available N.

Taxon
rabi sorghumt0
Treatment
fertilizer N alonee0
Outcome
organic carbon and available N statuse0
Direction
declinede0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

Verbatim

t0

“rabi sorghum-chickpea system”

✓ located after whitespace/quote normalisation · title, characters 111–139
e0

“The organic carbon and available N status declined with application of fertilizer N alone”

✓ located verbatim in the source · abstract, characters 419–508

Title

Effect of integrated use of organic manure, green manure and fertilizer nitrogen on sustaining productivity of Rabi sorghum-chickpea system and fertility of a vertisol

S. I. Tolanur; V.P. Badanur Journal of the Indian Society of Soil Science 2003

Other claims from this paper (5)

Record rev-effdc200a095fc3551d8553125cd407a7b23c2abf31e4c6bc5900a5f7826159a · schema claims-v0.9 · position 1 in the model’s answer

fertilization · nutrient: content · SorghumPositive and negative results

118 papers: 111 positive, 7 negative or no effect

7 papers in the same direction as this claim · 110 in the opposite direction

  1. positive
    Compost increased total nitrogen recovery to 16.5% compared with 10.9%.

    Nitrogen retention and plant uptake on a highly weathered central Amazonian Ferralsol amended with compost and charcoal · 2008 · compared with only mineral‐fertilized plots

    Opposite direction

  2. positive
    Manure increased sorghum nitrogen uptake by 21%–36%.

    Effects of Farmyard Manure and Inorganic Fertilizers on Sorghum Growth, Yield, and Nitrogen Use in a Semi-Arid Area of Ethiopia · 2006

    Opposite direction

  3. positive
    Biomass incorporation with fertilizer built up soil nutrients relative to fallow.

    Effects of long‐term legume cover crop incorporation on soil organic carbon, microbial biomass, nutrient build‐up and grain yields of sorghum/sunflower under rain‐fed conditions · 2007 · compared with fallow plots

    Opposite direction

  4. positive
    Compost increased uptake of measured nutrients except manganese.

    Pelletized Municipal Refuse Compost as a Soil Amendment and Nutrient Source for Sorghum · 1973

    Opposite direction

  5. positive
    applications of manure increased plant nitrate content.

    Nitrate Accumulation in Some Iowa Crop Plants1 · 1958

    Opposite direction

  6. positive
    100% NPK plus FYM produced the highest increase in soil organic carbon and total nitrogen.

    Long-term effect of fertilization on soil chemical and biological characteristics and productivity under sorghum (Sorghum bicolor)- wheat (Triticum aestivum) system in Vertisol · 2011

    Opposite direction

  7. positive
    Nitrogen uptake increased with N fertilizer application.

    Nitrogen application effects on forage sorghum production and nitrate concentration · 2019

    Opposite direction

  8. positive
    Four years of FYM application increased soil total N content by 17 to 24%.

    Effects of Farmyard Manure and Combined N and P Fertilizer on Sorghum and Soil Characteristics in Northeastern Ethiopia · 2005 · compared with plot lacking FYM application

    Opposite direction

109 papers more in this group

See all 118 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.