Edwin Kimutai Kanda, Aidan Senzanje, Tafadzwanashe Mabhaudhi. Effect of Moistube and subsurface drip irrigation on cowpea (Vigna unguiculata (l.) Walp) production in South Africa. WSA. 2020;46(2 April). doi:10.17159/wsa/2020.v46.i2.8234