00374nam a22001337a 4500003000400000008004100004082001900045100002300064245007500087260004100162300000800203942001200211999001700223OSt240726b        |||||||| |||| 00| 0 eng d  aT631.522bR19S  aRao, Cherukuri S.   aStudies on combining ability Heterosis and inbreeding ..yellow sarson.  aR. A. U, PusabPlant Breeding c1984  a118  2ddccBK  c42586d42586