Correction to: Journal of Applied Phycology

https://doi.org/10.1007/s10811-019-01766-0

The original version of this article unfortunately contained a mistake. On top of the blue curve are the wrong signs. The correct image of Figure 4 is now shown below:

Fig. 4
figure 1

Allelopathic activity (PA%) of Anabaena and Chlorella treated with different concentrations of rice straw extracts

The original article has been corrected.