00249nam a2200097Ia 4500008004000000082001700040100001700057245003300074260003200107300001200139210210b1998   xxu||||| |||| 00| 0 eng d  a620.803 SIND  aSINGH (B D).  aDictionary of biotechnology.  aLudianabKalyani Pub.c1998  axii,115