TY - GEN AU - Fréchette,Emmanuelle AU - Chang,Christine Yao-Yun AU - Ensminger,Ingo TI - Photoperiod and temperature constraints on the relationship between the photochemical reflectance index and the light use efficiency of photosynthesis in Pinus strobus SN - 1758-4469 PY - 2016///1213 KW - Carbon Dioxide KW - metabolism KW - Down-Regulation KW - radiation effects KW - Light KW - Linear Models KW - Photoperiod KW - Photosynthesis KW - Pigments, Biological KW - Pinus KW - physiology KW - Seasons KW - Temperature KW - Time Factors N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1093/treephys/tpv143 ER -