info:oai:icrisat:6491info:ofi/fmt:xml:xsd:journalSinghS KSingh, S KDubeyS KDubey, S KAliMAli, MNigamS NNigam, S NSrivastavaR KSrivastava, R KSaxenaK BSaxena, K BYadavA SYadav, A SKumarAKumar, ADevelopment and Promotion of Informal and Formal Seed System Through Farmer Participatory Seed Production of Pigeonpea (Cajanuscajan L.) in Uttar Pradesh, IndiaAgroecology and Sustainable Food Systems2168-3573201337531-5495article