2020. The study of some phenotype and physiological characteristic of water hyacinth Eichhornia crassipes (Mart.) Solms-Laubach on different regions of Thi-qar governorate. University of Thi-Qar Journal of agricultural research. 9, 1 (Nov. 2020), 54–62. DOI:https://doi.org/10.54174/utjagr.v9i1.104.