ETHEREDGE. M.K. THE FRESHWATER PLANKTONIC BLUE-GREENS (CYANOPHYTA/CYANOBACTERIA) OF NEW ZEALAND A TAXONOMIC GUIDE - WELLINGTON: MINISTRY OF WORKS AND DEVELOPMENT, 1987 - 122P; ILLUS ENG ISBN: 0110-4705 Subjects--Topical Terms: BLUE-GREENS FRESHWATER.