LIBROS DEL AUTOR: allen v barker

1 resultados para LIBROS DEL AUTOR: allen v barker

  • Science and Technology of Organic Farming
    Allen V. Barker
    Organic farming is not only a philosophy; it is also a well-researched science. The second edition of this highly regarded book presents the scientific basis of organic farming and the methods of application needed to achieve adequate yields through plant nutrition and protection. ...
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    90,72 €