Photosynthetic acclimation in field grown Ponderosa pine trees after six years exposure to elevated CO2

Tissue, D. T., Griffin, K. L., Ball, J. T. (1998). Photosynthetic acclimation in field grown Ponderosa pine trees after six years exposure to elevated CO2, Tree Physiology, 19 (4-5), 221-228, 10.1093/treephys/19.4-5.221