00563nam a2200217Ia 4500008004100000020001800041040000600059041001200065082000800077082001100085100002000096245003000116245002000146260001400166260004800180260000900228300005500237300001000292501002500302650001800327141004s9999    xx            000 0 und d  a0 07 099228 2  ca  aEnglish  a577  bBEN/FI  aAllen H  Benton  aField biology and ecology  cAllen H  Benton  aNew Delhi  bTata McGraw hill publishing company limited  c1958  a564 p.                                              b22 cm  a5B2,3,4 & 6A1,2       aField biology