00457nam a2200193Ia 4500008004100000041001200041082000800053082001100061100001900072100001100091245002500102250001200127260001500139260002400154260000900178300001500187365002500202650003600227150909s9999    xx            000 0 und d  aEnglish  a574  bNOR/EX  aNorman R.W.V    eAuthor  aExperimental biology  a2nd Ed.  aNew Jersey  bPrentice - Hall Inc  c1971  a269  Pages  aRs.67.25              aChromatography/ plant organisms