1. Recurso clave
    14/11/2012 La UNCCD estima que más de 250 millones de personas quedan afectadas por la degradación de terrenos, y casi mil millones de personas en más de 100 países están en peligro. Según la WMO, 33% de la superficie de la tierra es vulnerable para la degradación de terreno. En términos más regionales,...
  2. Recurso clave 1/1/1989 This Agrodok discusses green manuring and several other forms of soil improvement in the tropics. In particular, we shall pay attention to plants that can fix atmospheric nitrogen: the legumes. Due to this capacity these plants do not require nitrogen fertilization, which makes them very suitable...
  3. 1/1/2000 The Square Foot Gardening Foundation has a brand new program aimed at developing countries. It's a self-help, grass roots operation that trains others how to have a very productive garden in a very small space.
  4. 1/1/1998 This publication contains information about organic potting soil, and also provides information on how to make 17 different mixes.