COSTS OF MICROALGAE PRODUCTION GROWING ON SEWAGE AND DRAINAGE WATER IN AQUACULTURE

ENVIRONMENTAL INTERACTION OF DRAINED POLLUTANTS ON PLANKTONIC STRUCTURE (PHYTO-ZOOPLANKTON AND BACTERIA) OF WADI EL-RAYIAN AQUATIC ECOSYSTEM (EL-FAYOUM-EGYPT)

MODIFIED OPEN PLATE SYSTEM FOR OPEN DOOR PRODUCTION OF ALGAL BIOMASS

USE OF SOME COMMERCIAL FERTILIZER COMPOUNDS FOR <i>SCENEDESMUS</i> CULTIVATION

BIODIVERSITY OF PHYTOPLANKTON STRUCTURE IN LAKE QARUN (EL-FAYOUM, EGYPT) AND ITS USE AS INDECATOR FOR ENVIRONMINTAL POLLUTION

GROWTH OF SOME MARINE DIATOMS IN SEA WATER POLLUTED WITH CERTAIN PETROLEUM PRODUCTS