Esfahani, Ahmadreza, Amir Shekari, Hosain, Zand, Behnam, Fotovkiyan, Mohammadhosain (2017) ‘Effect of plant density and arrangement on corn (Zea mays L.) and cowpea
 (Vignaunguiculata L.) row_intercropping.’, , 14(1), pp. 13-22. doi: