K.M. Shashidhara Effect of dual inoculation of Azospirillum and Rhizobium in a mixed crop of maize (Zea mays L.) And cowepa [Vigna unguiculata (L - M.Sc (Agri) - Bangalore Univesity of Agricultural Sciences, Bangalore 1992 - 105p ENGLISH Dewey Class. No.: 630 / SHA