5CHEN Y H, WALKER T H. Biomass and lipid production of het- erotrophic microalgae Chlorella protothecoides by using biodiesel- derived crude glycerol[J]. Biotechnol Lett, 2011, 11 (30):1973- 1983.
6CHISTI Y. Biodiesel from mieroalgae[J]. Biotechnology Advances, 2007, 25(3 ) : 294-306.
7DROOP M R. Auxotrophy and organic compounds in the nutrition of marine phytoplankton[J]. J Gen Microbiol, 1957,16( 1 ) : 286-293.