Fig. 4From: Growth inhibition activities of Sugi bark components against Heterosigma akashiwo Inhibitory activities of the Sugi bark components against H. akashiwo following 14 day. 0 % = control. Control tests were performed with acetone without the sample. N = 3 replicates. Mean ± SE are given. The sample concentration was 1 μg/mL. Common letters denote no significant difference. Tukey–Kramer, p < 0.05Back to article page