Ponderosa pine at Weyerhauser's Antelope tree farm in SE. Oregon. N.B. pine regeneration in openings following past harvesting.

Ponderosa pine in greenhouse at Jefferson nursery. Ponderosa pine, 1+0, container. Weyerhauser.

Ponderosa pine in open area, logged and with bark beetle damage. N.B. no regeneration. Near Princeton.

Ponderosa pine thinned from 20 sq.ft./Acre to 0. Fort valley Ext StaFlagstaff Arizona

Ponderosa pine thinned to 40 sq.ft/acre. Coconino national Forest. Flagstaff Arizona

Ponderosa pine thinned to 40 sq.ft/acre. Coconino National Forest. Flagstaff Arizona

Ponderosa pine with dense groundcover of Manzanita and Arctostaphylus parryana. SE Oregon.

Ponderosa pine planted 1963, photo 1964 (30% survival). Photo M (Mike) D. Meagher

Ponderosa pine planted in furrows. N.b Mortality in natural large pine. Photo M. (Mike) D. Meagher

Machine planted ponderosa pine. Rampart Prairie. Photo M. (Mike) D. Meagher