Fig. 3
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
Fig. 3 | CABI Agriculture and Bioscience
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
CABI Agriculture and Bioscience