00676cam a2200157   4500040000800000082002600008245006900034260007700103300003300180490003400213500005600247500013300303650002800436700001800464710003600482  cDLC00a576 VIR 1971 A106 Or.04aThe Structure and function of fresh-water microbial communities.  aBlacksburg,bVirginia Polytechnic Institute and State Universityc[1971]  aviii, 300 p.billus.c24 cm.1 aResearch Division monograph 3  aOn cover: American Microscopical Society Symposium.  aThis book is a compilation of manuscripts prepared following the 1969 symposium sponsored by the American Microscopical Society. 0aFreshwater microbiology1 aCairns, John,2 aAmerican Microscopical Society.