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keyword: SADC Countries – 6 free books.

doab These books are included in the Directory of Open Access Books. This means that they have been peer-reviewed and are of interest to scholars.

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Fertilizer use optimization in sub-Saharan Africa

Charles S. Wortmann and Keith Sones

AVAILABLE!
Book cover
Charles S. Wortmann and Keith Sones

Fertilizer use optimization in sub-Saharan Africa

Charles S. Wortmann and Keith Sones

AVAILABLE!
Book cover
Charles S. Wortmann and Keith Sones

Organic Food Systems

Raymond Auerbach

AVAILABLE!
Book cover
Raymond Auerbach
AVAILABLE!
Book cover