Fig. 3
![Fig. 3](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs43170-021-00046-7/MediaObjects/43170_2021_46_Fig3_HTML.png)
Percentage of farmers reporting different cowpea cropping systems across study sites in three the northern Nigerian States. Total number of farmers across States (N) = 420
Percentage of farmers reporting different cowpea cropping systems across study sites in three the northern Nigerian States. Total number of farmers across States (N) = 420