00608nam a2200205 a 450000500170000008200170001710000230003424500260005726000530008330000250013650000500016169000220021169000120023369000140024569000230025996400230028299700180030599900170032395200620034020251203090710.0  a577.582bBIO  aBoucher,Douglas H.  aBiologty of mutualism  aNew DelhibInternational Books periodicalsc1985  avii,388p.c22cm.bHB  aincludes bibliographical references and index  aBiology,Mutualism  aEcology  aSymbiosis  aPopulation biology  bENGLISHcdefg_  a16459 LIBSC C  c16822d16822  00104070aPUbPUd1998-09-21l0o577.582 BIOp16459yBK