Photosynthesis-related data obtained from several locations in the National Wildlife Refuge in Mississippi River delta from 2025-04-09 to 2025-04-11

This dataset contains photosynthesis-related data obtained from multiple locations in the National Wildlife Refuge in Mississippi River (MS) delta from 2025-04-09 to 2025-04-11. Field data was obtained from 32 sites dominated by Phragmites australis in the National Wildlife Refuge in MS River delta. Data were from both LI-600 and Hansatech Pocket PEA. Four plants per location with two replication data per plant.