Keyphrases
20th Century
100%
Montana
100%
Ecotone Shift
100%
Livestock Grazing Pressure
100%
Forest-grassland Ecotone
100%
Livestock
66%
Decadal Timescale
66%
Ecotone
50%
Tree Encroachment
33%
Tree Establishment
33%
Grazing Pressure
33%
Pseudotsuga Menziesii
16%
Douglas-fir
16%
Aspen Plus
16%
Populus Tremuloides
16%
Grassland
16%
Process Approach
16%
Cattle Grazing
16%
Aerial Image
16%
Grazing Effects
16%
Linear Relationship
16%
Saplings
16%
Tree Age
16%
Facilitative Effects
16%
Low Forest
16%
Tree Location
16%
Interaction Process
16%
Inhibition Effect
16%
Dendrochronological Analysis
16%
Local Spatial Scale
16%
Southwestern Montana
16%
Grazing Regime
16%
Tree Age Distribution
16%
Agricultural and Biological Sciences
Farm Animal
100%
Grassland
100%
Ecotone
100%
Tree Age
22%
Fir
11%
Pseudotsuga menziesii
11%
Populus
11%
Populus tremuloides
11%