00465nam a22001697a 4500003000400000008004100004020001800045082001700063100001700080245003300097250001200130260004200142300001900184650003900203650003500242650001800277OSt220914b        |||||||| |||| 00| 0 eng d  a9788127237530  a620.8 bS48B  aSingh, B.D.   aBiotechnology/by B.D. Singh   a1st.ed.  aLudhiana:bKalyani Publishers,c1998.  axxxvii, 694 p.  aEngineering and allied operations   aTechnology (Applied sciences)   aBiotechnology