00472    a2200157   4500020001500000082001700015100002300032245004700055250001200102260003700114300002000151650003300171650003100204650005900235700002000294  a8185353050  a631.523bSHA  aSharma, Arun Kumar  aChromosome techniquesbtheory and practice  a3rd ed.  aLondonbButterworthsc1980g1990  axii,711p.c25cm  aDevelopment of new varieties  aCultivation and harvesting  aProduction of propagational organism and new varieties  aSharma, Archana