Kyslychenko, O.A., Protska, V.V. and Zhuravel, I.O. 2019. The study of photosynthesis pigments of canna hybrida herb of some varieties. Current issues in pharmacy and medicine: science and practice. 2 (Jun. 2019). DOI:https://doi.org/10.14739/2409-2932.2019.2.170976.