Résultats pour Auteur : "Owenya, Marietha"
Nombre de documents : 1.
Conservation agriculture as practised in Tanzania : three case studies. Arumeru District, Karatu District, Mbeya District.
Shetto Richard, Owenya Marietha.
2007.
Nairobi : African Conservation Tillage Network, 183 p. (Conservation agriculture in Africa series)
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