Agronomic Yields - Alfalfa
Yields from the alfalfa (treatment 6) harvests of LTER Main Site.
The
standard data use policy applies to the this dataset
Context:
This data set contains information about agronomic yields for main site cropping systems which include treatments 1-4 (corn – wheat – soybean rotations) and treatment 6 (alfalfa) after 1994. Agronomic yields are measured during normal crop harvest; yields are determined by machine harvesters appropriate to each crop as described in the Agronomic protocol.
| Variate |
Description |
Units |
|
date
|
the date of the harvest
|
|
|
treatment
|
the main lter treatment number
|
|
|
replicate
|
the main lter site replicate number
|
|
|
crop
|
the crop harvested
|
|
|
yield t ha
|
dry yield in metric tons per hectare
|
tonne/hectare
|
Data Excerpt
|
Date
|
Treatment
|
Replicate
|
Crop
|
Yield T Ha
|
|
2010-08-28
|
6
|
6
|
Medicago sativa L.
|
1.46
|
|
2010-08-28
|
6
|
5
|
Medicago sativa L.
|
1.32
|
|
2010-08-28
|
6
|
4
|
Medicago sativa L.
|
2.04
|
|
2010-08-28
|
6
|
3
|
Medicago sativa L.
|
1.93
|
|
2010-08-28
|
6
|
2
|
Medicago sativa L.
|
1.84
|
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