The Lower Tocantins region, PA, presents agricultural traits that integrate both traditional and modern practices; the small farming's main activities are concentrated on yuca cultivation and flour processing. In the county of Moju, the productivity obtained by the great majority of small farmers oscillates between 9 and 16 tons/hectare, once great part of them do not select propagation material, do not control weed growth and don't cultivate using adequate spacing. Moreover, other common farmin

Status: Completed     Start date: Wed Apr 01 00:00:00 GMT-03:00 2009

Environmental systems (SA) have gained great visibility as mechanisms of environmental conservation and improvement of living conditions for rural communities. However, when compared to services of provision of food, fiber and energy, SAs such as carbon sequestration and water conservation are generally put in an inferior level. Given its importance even to the sustainability of agriculture, it is necessary that these SAs move from the sphere of discourse into the sphere of practical realities.

Status: Completed     Start date: Wed Apr 01 00:00:00 GMT-03:00 2009