This publication identifies and describes the natural occurring plant associations within the central Oregon Pumice deposition zone. A dichotomous vegetation-site key is provided toward the front of the publication to assist administrators and field personnel in on-site identification of the associations. The descriptions are grouped according to similarities in dominant...
This plant association guide has been developed as an aid for Forest Service resource managers to identify long term stable plant associations found on the Crooked River National Grassland. The guide describes in detail good, fair, and poor range condition on lands seeded to either crested wheatgrass or beardless wheatgrass...
Growth basal area (GBA) is that basal area at which dominant trees grow at 1.0 inch in diameter per decade at age 100. Diameter growth rate of 1.0 inch per decade is a constant used to compare sites; basal area is a variable used to express stockability. GBA is a...
