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THE UNIVERSITY OF CHICAGO PRESS
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Documents disponibles chez cet éditeur (12)

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In the mid-twentieth century, American plant breeders, frustrated by their dependence on natural variation in creating new crops and flowers, eagerly sought technologies that could extend human control over nature. Their search led them to celeb[...]![]()
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Disheartened by the shrink-wrapped, Styrofoam-packed state of contemporary supermarket fruits and vegetables, many shoppers hark back to a more innocent time, to visions of succulent red tomatoes plucked straight from the vine, gleaming orange c[...]![]()
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A pioneering work, Species Diversity in Ecological Communities looks at biodiversity in its broadest geographical and historical contexts. For many decades, ecologists have studied only small areas over short time spans in the belief that divers[...]![]()
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Ce travail est une description des squelettes des reptiles et leur classification. TABLE DES MATIERES 1.Introduction 2.The skeleton of reptiles 3.The classification and range of Reptiles![]()
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Sommaire : 1- General geochemistry ; 2-Manner of occurrence of the elements![]()
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TABLE DES MATIERES 1.Vertabrate beginnings - life water 2.Modern fishes 3.The conquest of the land - the Amphibians 4.The Frog 5.The origin of Reptiles 6.Ruling Reptiles 7.The Origin of Birds 8.Varied Reptilian Types 9.The Origin of Mammals 10.F[...]![]()
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Ce travail relate l'histoire des Vertébrés grâce aux fossiles. Nous nous sommes intéressés uniquement aux animaux fossiles et nous avons fait une relation avec les travaux déjà effectués. TABLE DES MATIERES 1.Introductory 2.Primitive Jawless Ve[...]