00512     2200169   4500001002100000005001500021008004100036035001900077041000700096082001500103090001500118100003000133245004200163260005100205300003800256650004800294INLIS00000000000310420210519133536210519|||||||||   |   |||   |||| ||   |   0010-0521003104  aen0 a639.21/ECO  a639.21/ECO0 aEdited: Shelby D. Gerking00aEcology of freshwater fish production  aLondonbBlackwell Scientific Publiationsc1978  avii, 520 p.: ill.; 24 cm. + index 0aPRODUCTION -- ECOLOGY -- FISH -- FRESHWATER