00781   # 2200397  #4500001001000000004000600010005001700016006000300033008000400036010000500040011000500045014000500050019000500055021000600060035000500066041000700071047001800078068000500096082001200101082000900113100000500122110000500127111000500132245009000137245000500227260002100232260001000253260000900263260002600272300000900298555000500307650002500312650001500337650001600352999001500368  aLibros  aMT20140826164056.0ms  a  a  a  a  a  a3  a  aEn  a1-56079-113-6  a  a378.194  aP485  a  a  a  aPETERSON'S GUIDE to graduate programs in thebiological and agricultural sciences 1992  a  aSin   invb1,v.3  aEE.UU  c1991  bPeterson's Guides Inc  a2481  a  aEnseänanza superior  aBiologâia  aAgricultura  c6436d6436