00280    a2200109   4500020001500000082001500015100001800030245003100048260003700079300002300116650003100139  a8187167203  a660.6bPUR  aPurohit, S.S.  aAgricultural biotechnology  aIndiabAgro Botanicac1999g1999  a[xxvi],565p.c25cm  aAgricultural Biotechnology