A preliminary study on the effect of media concentration on the growth efficiency and the biochemical composition of freshwater microalga Scenedesmus sp. - Omar, Hishamuddin; Muhamad Shaleh, Sitti Raehanah; Syed, Mohd Arif; Kamarudin, Mohd Salleh; Mat Jais, Abdul Manan (The Research Unit, Universiti Putra Malaysia, 1999)