TY JOUR TI DYNAMICS OF THE CONCENTRATION OF CHLOROPHYLL A AND B-PHYCOERYTHRIN IN CULTURE PORPHYRIDIUM PURPUREUM IN CONDITIONS OF LIGHT AND CARBON LIMITATION KW porphyridium KW chlorophyll a KW B-phycoerythrin KW concentration KW ratio of pigments KW light intensity KW carbon dioxide JO Russian Journal of Biological Physics and Chemisrty AU Klochkova, V.S. AU Lelekov, A.S. AU Gudvilovich, I.N. PY 2022 IS 7 PB Federal State Educational Institution of Higher Education Sevastopol State University