7ANI I, WAHIDIN S. Effect of sodium alginate concentration, bead diameter, initial pH and temperature on lactic acid production from pineapple waste using immobilized Lacto-bacillus delbrueckii[J]. Process Biochemistry, 2006, 41 : 1117-1123.
8LUZ E, JUANPABLO H, TAYLOR M, et al. Microalgae growth-promoting bacteria as "helpers" for microalgae: a novel approach for removing ammonium and phosphorus from municipal wastewater[J]. Water Research, 2004, 38: 466-474.
9LUZ E, HANI A, YOAV B. Cultivation factors and population size control the uptake of nitrgen by the microalgae Chlorella vugaris when interacting with the microalgea growth-promoting bacterium Azospirillum brasilense[J]. FEMS Microbiology Ecology, 2005, 54: 197-203.
10MCLEAN B M, BASKARAN K, CONNOR M A. The use of algal-bacterial biofilms to enhance nitrification rates in lagoons: experience under laboratory and pilot-scale conditions[J]. Water Science and Technology, 2000, 42(10-11): 187-194.
