Correction to: International Journal of Recycling of Organic Waste in Agriculture https://doi.org/10.1007/s40093-019-0262-x

In the original publication of the article, Figure 1 was incorrectly published. The corrected Fig. 1 is given below.

Fig. 1
figure 1

The morphological characteristics of cowpea seedlings grown in soils treated with artificial pond waste water and the control. Results are expressed as mean of four determinations. a = not different significantly (P < 0.05) relative to control; b = different significantly (P < 0.05) relative to control