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This is a reproduction of a book published before 1923. This book may have occasional imperfections
such as missing or blurred pages, poor pictures, errant marks, etc. that were either part of the original artifact,
or were introduced by the scanning process. We... Read Full Overview

This is a reproduction of a book published before 1923. This book may have occasional imperfections
such as missing or blurred pages, poor pictures, errant marks, etc. that were either part of the original artifact,
or were introduced by the scanning process. We believe... Read Full Overview

Cet ouvrage est une r f rence en agronomie, chimie agricole et physiologie des plantes. Le livre comprend des tudes approfondies sur les relations entre les plantes et leur environnement, ainsi que les m thodes de fertilisation des sols et de contr le des maladies des plantes... Read Full Overview

Cet ouvrage est une r f rence en agronomie, chimie agricole et physiologie des plantes. Le livre comprend des tudes approfondies sur les relations entre les plantes et leur environnement, ainsi que les m thodes de fertilisation des sols et de contr le des maladies des plantes... Read Full Overview