Effect of sulphur on the growth and production of astaxanthin by Chlorella zofingiensis in heterotrophic culture
LIU Ji-hua,XIANG Wen-zhou,CHEN Tao,ZUO Yun-long,HE Hui,SU Jiao-jia
Journal of Tropical Oceanography . 2011, (1): 101 -106 .  DOI: 10.11978/j.issn.1009-5470.2011.01.101