1. Arbaugh MJ, Peterson DL (1992) Stemwood production patterns in ponderosa pine: effects of stand dynamics and other factors. Res Pap PSW-RP-217, USDA Forest Service, PSW Experiment Station, Albany, California
2. Arbaugh MJ, Peterson DL, Strauss DJ (1988) Growth trends in the mixed conifer forest of the Sierra Nevada: An extended analysis. Final Report to Western Conifers Research Cooperative, Corvallis, Oregon
3. Beyers JL, Riechers GR, Temple PJ (1992) Effects of long-term ozone exposure and drought on the photosynthetic capacity of ponderosa pine (Pinus ponderosa Laws.). New Phytol 122:81–90
4. Bohm M (1992) Air quality and deposition. In: Olson RK, Binkley D, Bohm M (eds) The responses of western forests to air pollution. Ecological studies, vol 97. Springer Berlin Heidelberg, New York, pp 63–152
5. Bytnerowicz A (1992) Determination of the responses of big cone Douglas-fir to photochemical smog and mineral nutrition. Final report to Southern California Edison, Contract No C2061920, USDA Forest Service, PSW Experiment Station, Riverside, California