INHALTSVERZEICHNIS
I.EINLEITUNG
.....................................................................................3
2. UNTERSUCHUNGSGEBIET
...........................................................5
2.1
Lage und Topographie
...................................................................................5
2.2
Geologie
........................................................................................................7
2.3
Klima
..............................................................................................................8
2.3.1
Niederschlag
............................................................................................8
2.3.2
Temperatur
..............................................................................................9
2.4
Boden
..........................................................................................................
11
2.5
Wasserverhältnisse
....................................................................................
12
2.6
Schneeverhältnisse
....................................................................................
13
2.7
Historische Gletscherstandsschwankungen
............................................
14
2.8
Anthropogene Beeinflussung
....................................................................
16
2.8.1
Tourismus
..............................................................................................
16
2.8.2
Beweidung
.............................................................................................
16
3 METHODEN
.....................................................................................
18
3.1
Vegetationsaufnahmen
...............................................................................
18
3.2
Transekte
....................................................................................................
19
3.3
Bodenuntersuchungen
...............................................................................
22
3.3.1
pH-Messung
..........................................................................................
22
3.3.2
Bestimmung des Gehalts an organischer Substanz
..............................
22
3.3.3
Korngrößenbestimmung
........................................................................
23
3.4
Auswertung
................................................................................................
24
3.4.1
Klassifikation
..........................................................................................
24
3.4.2
Ordination
..............................................................................................25
3.4.3
Zeigerwertsberechnung
.........................................................................26
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