00435     2200133   4500001002100000008004100021035002000062245007500082100004100157260005800198084001800256082001200274990001500286INLIS000000000002368                                   ind    a0010-0326000342  aThe Use of drugs in animal feeds.cNational Research Council. (Editor)  aNational Research Council . (Editor)  bWashington DC,National Academy of Science,1969.c1969  a636.087 USE u  a636.087  aX7889/1969