TY - BOOK AU - Shubert, L. Elliot, ed. TI - Algae as ecological indicator SN - 0126406200 U1 - 579.8 21st ed. PY - 1984/// CY - London PB - Academic Press KW - Algae KW - Ecology KW - Fresh water ecology KW - Marine ecology N1 - Index: p. 429-34 ER -