TY - GEN AU - Nelson,David M TI - Carbon isotopic composition of Ambrosia and Artemisia pollen: assessment of a C₃-plant paleophysiological indicator SN - 1469-8137 PY - 2012///1204 KW - Ambrosia KW - physiology KW - Artemisia KW - Biopolymers KW - metabolism KW - Carbon KW - Carbon Isotopes KW - Carotenoids KW - Paleontology KW - Plant Leaves KW - Pollen KW - Reference Standards KW - Seasons N1 - Publication Type: Journal Article UR - https://doi.org/10.1111/j.1469-8137.2012.04219.x ER -