Fjölrit RALA - 15.08.1980, Side 22

10 -
PASTURE IDENTIFICATION;
The pasture identification code is raade up of three digits as
follows:
First digit:
1 = Sheep grazing only.
2 * * Mixed grazing of horses and sheep.
3 = Calf grazing only.
4 = Sheep grazing on fertilized land where herbicides have
been used to kill dwarf shrubs.
5 s Horses grazing only.
Second digit:
1 = Light grazing, unfertilized.
2 = Medium grazing, unfertilized.
3 = Heavy grazing, unfertilized.
4 = Light grazing, fertilized.
5 = Medium grazing, fertilized.
6 = Heavy grazing, fertilized.
7 = Grazing cultivated and uncultivated land.
8 = Grazing a common unfenced range.
Third digit:* •
0 = No replica.
1 = Replication 1.
2 = Replication 2.
EXPERIMENTAL SITES:
I. ALFTAVER IN V-SKAFTAFELLSSYSLA IN SOUTH ICELAND.
Person in charge: Einar Thorsteinsson.
Fencing and livestock supervision: Bodvar Jonson, Nordurhjaleiga.
Experimental site: The altitude is approximatly 15 m above sea level.
The area is flat with very small scattered hummocks. The experiment
is on a dry, shallow and sandy peat soil on lava. The vegetational
composition of the area is scant, mossy grassland. In the fertilized
part of the experiment grass dominates the vegetation.
Vegetation: The prevailing species of vegetation at the beginning of the
experiment are shown below. Otherwise the 1976 Progress Report can
be referred to (Fjölrit RALA nr. 29).
*
Does not apply to Kelduhverfi and Eyvindardalur where there are no
replicas.