00314nam a2200121Ia 4500008004000000020001800040082001500058100002100073245003400094260004000128300001200168650001200180210210b1971   xxu||||| |||| 00| 0 eng d  a0 7216 6941 7  a574.5 ODUF  aODUM (Eugene P).  aFundamentals of ecology. Ed.3  aPhiladelphiabW B Saunders Coc1971  axiv,574  aEcology