Jablje IOSDV Long-term Fertilizer Experiment

This experiment has been added by the GLTEN Curators using existing published sources.
Objective
To study the long-term effects of management practices and synthetic N fertilization on soil fertility, soil organic carbon content and crop yields in rotation.
Data Access Statement
Don't know
Data license
Don't know
Data policy
Don't know
Organizations
International Organic Nitrogen Fertilization Experiment
research network
Agricultural Institute of Slovenia
research organisation
Jablje Infrastructure Center
experimental research station
People

Site: Jablje experiment site

Type
research station field
Location
Jablje
Slovenia
Geographic location
46.142072, 14.556026
+−
© OpenStreetMap contributors
Elevation
320 Metres
Visits permitted?
No
Management
Tillage is conventional, with a 25 cm deep plough followed by seedbed preparation with cultivation.
Soil type
planosol
Soil description
Umbrian planosol with a silt loam texture.
Soil properties
VariableDepthValue (range)UnitsRef yearEstimated?Baseline?
soil density0 – 25 Centimetres1.61 2020
soil pH0 – 25 Centimetres5.9 2020
soil organic carbon0 – 25 Centimetres (1.32 – 1.62) Percent2020
total soil nitrogen0 – 25 Centimetres0.16 Percent2020
Climatic type
temperate oceanic climate

Design period: (1992—)

Design description
The experiment is split into 3 blocks, one for each crop in the rotation. Plots measure 5 x 6m.
Number of replicates
3
Crops
CropYears grown
maize
winter wheat
spring oats
Crop Rotation
M-WW-SO
  • 1
    maize
  • 2
    winter wheat
  • 3
    spring oats
Factors
Factor name
Factor levels
natural fertilizer exposure
none
cattle manure  (30 t/ha)
Applied to crop: maize
Application frequency: Every 3 years
Chemical form: cattle manure
Applied before sowing maize.
crop residue incorporation and cover crop
Crop residues incorporated and oil radish (Raphanus sativus var. Oleiferus) is grown as a cover crop after oats
nitrogen fertilizer exposure
N0  (0 )
Applied to crop: All crops
N1  (55 kgN/ha)
Applied to crop: All crops
Chemical form: calcium ammonium nitrate
N2  (110 kgN/ha)
Applied to crop: All crops
Chemical form: calcium ammonium nitrate
N3  (165 kgN/ha)
Applied to crop: All crops
Chemical form: calcium ammonium nitrate
Measurements
VariableMaterialUnitsFrequencyScaleComment
yield componentsNot specified
forage yieldNot specified
grain yield traitNot specified

Related publications

  • Kolmanič, A.; Sinkovič, L.; Nečemer, M.; Ogrinc, N.; Meglič, V. The Effect of Cultivation Practices on Agronomic Performance, Elemental Composition and Isotopic Signature of Spring Oat (Avena sativa L.). Plants 2022, 11, 169.