L28 - Effect of N-fertilization by different organic fertilization - Bad Salzungen

This experiment has been added by the GLTEN Curators using existing published sources.
Objective
To study effects of long-term differentiated mineral-organic fertilization in a crop rotation on the yield, nutrient balance, and soil properties.
Description
One of three experiments established in 1966 at three locations across Germany.
Data Access Statement
Don't know
Data license
Don't know
Data policy
Don't know
Organization
Thueringer Landesanstalt fuer Landwirtschaft
People

Site: Bad Lauchstadt

Type
research station field
Location
Germany
Geographic location
50.80207, 10.223196
+−
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Visits permitted?
No

Design period: (1966—)

Crops
CropYears grown
winter wheat
sugar beet
spring barley
potatoes
Crop Rotation
Unnamed
  • 1
    winter wheat
  • 2
    sugar beet
  • 3
    spring barley
  • 4
    potatoes
Factors
Factor name
Factor levels
nitrogen fertilizer exposure
N1  (0 )
Applied to crop: All crops
No fertilizer applied
N2
Applied to crop: All crops
40 kg N ha-1 to grains; 50 kg N ha-1 to to potatoes; 70 kg N ha-1 to sugar beet
N3
Applied to crop: All crops
80 kg N ha-1 to grains; 100 kg N ha-1 to to potatoes; 140 kg N ha-1 to sugar beet
N4
Applied to crop: All crops
120 kg N ha-1 to grains; 150 kg N ha-1 to to potatoes; 210 kg N ha-1 to sugar beet
N5
Applied to crop: All crops
160 kg N ha-1 to grains; 200 kg N ha-1 to to potatoes; 280 kg N ha-1 to sugar beet
N6
180 kg N ha-1 to grains; 250 kg N ha-1 to to potatoes; 350 kg N ha-1 to sugar beet
natural fertilizer exposure
none
Without organic amendments.
farmyard manure  (20 t/ha)
Application frequency: Every 2nd year
Chemical form: cattle manure
Applied to root crops
straw  (5 t/ha)
Application frequency: Every 2nd year
Chemical form: straw
Applied to root crops

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