003930000a22001330004500060000800000082001500008100001800023245003500041260004400076260000900120300000800129490004700137650007500184  a100  a575.13 ALL  aAllen, John M  aNature of Biological Diversity  aNewyork, Mc Graw- Hill Book Company Inc  c1963  a304  aInstitute of science and technology series  aHeredity/ Photosynthesis/ Evolution-Biochemistry/ Biological diversity