Singh et al., 1992. Skill Development Series no. 9, ICRISAT, Human Resource Development Program Document reference Singh, F.; Oswalt, D. L., 1992. Pigeonpea Botany and Production Practices. Skill Development Series no. 9, ICRISAT, Human Resource Development ProgramWeb http://oar.icrisat.org/2422/1/Pigeonpea-Botany-Production-Practices.pdfCitation key Singh et al., 1992Datasheets Pigeon pea (Cajanus cajan) seeds
