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Foreword by Rachel Carson
Preface by Sydney Jennings
13 other sections not shown
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Agriculture allowed amount anaemia animals antibiotics appear Association battery become beef birds body breeding broiler building cages calf carried cause cent chemical chickens considered contain cost crates cruelty danger darkness develop diet difference disease drugs economic effect eggs example existence experiment fact factors farm Farmer and Stockbreeder feed flesh flocks floor follow give given growth hens human important increase industry intensive iron keep laying less light live means meat methods milk milk substitute million natural normal nutritional packing stations Photograph pigs possible poultry prevent processing produced profit rearing reason reported slats slaughter suffering taken tests thing tion told units veal calves veterinary vitamin weeks weight whole