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
- BavariaGermany
- Geographic location
- 48.40486, 11.70109
- 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
Variable Depth Value (range) Units Ref year Estimated? Baseline? soil organic carbon 1.1 Percent - Climatic type
- temperate humid continental climate
- Climate properties
Variable Time period Value (range) Units air temperature 8.4 degree Celsius precipitation 790 millimeter
Design period: (1978—)
- Design Type
- Randomized complete block design
- Design description
- Plots measure 32m2
- Number of replicates
- 4
- Crops
Crop Years grown sugar beet wheat barley - Crop Rotation
- SB-W-B
- 1sugar beet
- 2wheatwinter or spring crop
- 3barleywinter 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 superphosphateP44 (43.6 kgP/ha)
Chemical form: triple superphosphateP0 (0 )
- Measurements
Variable Material Units Frequency Scale Comment yield trait All crops phosphorous content Soil
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 https://doi.org/10.1016/j.fcr.2018.01.008 [In English]