Fig. 6From: Lipid accumulation mechanism of Amphora coffeaeformis under nitrogen deprivation and its application as a feed additive in Carassius auratus aquacultureEffect of different initial silicate (1, 3, 5, and 7%) on the growth of A. coffeaeformis in a tubular photobioreactor. Each value represents mean ± SD (n = 3)Back to article page