Long-term Phosphorus Experiment - Freising

This experiment has been added by the GLTEN Curators using existing published sources.
Objective
To study the effects of phosphorus.
Data Access Statement
Don't know
Data license
Don't know
Data policy
Don't know
Organizations
People

Site: Experiment site

Type
research station field
Location
Bavaria
Germany
Geographic location
48.40486, 11.70109
© OpenStreetMap contributors
Visits permitted?
No
Management
From 1978-2005 the soil was ploughed annually. Since 2006 a reduced tillage system with chisel cultivator and rotary harrow has been used. For the cereals straw remained on the field, while for sugar beet residues were removed from the field.
Soil type
cambisol
Soil description
Silty loam soil
Soil properties
VariableDepthValue (range)UnitsRef yearEstimated?Baseline?
soil organic carbon 1.1 Percent
Climatic type
temperate humid continental climate
Climate properties
VariableTime periodValue (range)Units
air temperature8.4 degree Celsius
precipitation790 millimeter

Design period: (1978—)

Design Type
Randomized complete block design
Design description
Plots measure 32m2
Number of replicates
4
Crops
CropYears grown
sugar beet
wheat
barley
Crop Rotation
SB-W-B
  • 1
    sugar beet
  • 2
    wheat
    winter or spring crop
  • 3
    barley
    winter or spring
Factors
Factor name
Factor levels
pH exposure
Plots were limed as necessary to keep plots within target soil pH levels using either slag lime, quicklime or calcium carbonate.
unlimed  (5.0 pH)
Level 1  (6.2 pH)
Level 2  (6.5 pH)
phosphate fertilizer exposure
P22  (21.8 kgP/ha)
Chemical form: triple superphosphate
P44  (43.6 kgP/ha)
Chemical form: triple superphosphate
P0  (0 )
Measurements
VariableMaterialUnitsFrequencyScaleComment
yield traitAll crops
phosphorous contentSoil

Related publications

  • Theresa Zicker, Sabine von Tucher, Mareike Kavka, Bettina Eichler-Löbermann, 2018. Soil test phosphorus as affected by phosphorus budgets in two long-term field experiments in Germany, Field Crops Research, Volume 218, Pages 158-170