TY JOUR TI MORPHOGENESIS OF AREOLAE PATTERN OF CENTRIC DIATOMS VALVE AS L-SYSTEM. 1. RADIAL-PARALLEL AND SPIRAL PATTERNS KW areolae pattern KW centric diatoms KW morphogenesis KW L-system KW radial-parallel pattern KW spiral phyllotaxis JO Russian Journal of Biological Physics and Chemisrty AU Lyakh, A.M. PY 2016 IS 1 PB Federal State Educational Institution of Higher Education Sevastopol State University