DEVELOPING MULTILINE COWPEA VARIETIES ADAPTED TO LOCAL CROPPING SYSTEMS AND SPECIFIC FARMERS’ PRODUCTION GOALS THROUGH PARTICIPATORY BREEDING von Moussa Tchoffo, Rahilatou, Saïdou, Abdoul-Aziz, Abdou, Souleymane, Saadou Souley, Mahamadou Nourou, Hamadou Hamidou, Hadiara, Seyni, Boureima, Tanda, Yacouba, Ali, Mamane Aminou, Hassane, Mahamadou Sanoussi, Jangorzo, Nouhou Salifou, Issoufou, Hassane Bil-Assanou, Joly, Helene I., Bakasso, Yacoubou

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