TY - BOOK ED - Unesco Publishing TI - A guide to the measurement of marine primary production under some special conditions SN - 9231010999 U1 - 577.15 23 PY - 1973///. CY - Paris: PB - Unesco, KW - Primary productivity (Biology) KW - Measurement KW - Seawater KW - Analysis KW - Marine algae N1 - Includes bibliography: p. 65-71 ER -