%0 Journal Article %T Measurement of diatom cultures density by various methods %A Zheleznova, S.N. %A Gevorgiz, R.G. %K density measurement methods, diatoms, C. closterium %J Russian Journal of Biological Physics and Chemisrty %D 2020 %N 5 %P 6 %I Federal State Educational Institution of Higher Education Sevastopol State University