Uganda’s National Agricultural Advisory Services (NAADS), established in 2001, is a demand-driven extension program for developing farmer organizations and improving farmer production and welfare. The program is expected to be 50% client funded after 25 years. However, varying returns to extensio...
James, P.A.
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Smart, J.C.
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Smith, J.
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Bulling, M.T.
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Beed, Fen D.
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Luwandagga, D.
,
[The effect of participation in the Ugandan National Agricultural Advisory Services on willingness to pay for extension services]
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The effect of participation in the Ugandan National Agricultural Advisory Services on willingness to pay for extension services
While slash-and burn farmers convert forest to agriculture, they also regenerate significant areas of secondary fallow forests on their farms. Under what conditions does secondary forest cover persist on slash-and-burn farms?. Survey data from Para, Brazil show that secondary forests accupy 20% o...
Smith, J.
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Ferreira, S.
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Kop, P. van de
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Ferreira, C.A.P.
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Sabogal, C.
,
[The persistence of secondary forests on colonist farms in the Brazilian Amazon]
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The persistence of secondary forests on colonist farms in the Brazilian Amazon
The regeneration of secondary forests (SF) on previously cleared land in the Amazon is a promising development within the generally pessimistic scenario about tropical deforestation. This has stimulated efforts to augment the value of SF to farmers to induce them to increase the area in SF. The o...
Smith, J.
,
Kop, P. van de
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Reategui, K.
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Lombardi, I.
,
Sabogal, C.
,
Díaz, A.
,
[Dynamics of secondary forests in slash-and-burn farming: interactions among land use types in the Peruvian Amazon]
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Dynamics of secondary forests in slash-and-burn farming: interactions among land use types in the Peruvian Amazon
While many goverment policies stimulating deforestation have been reserved, private sector lobbies for uncontrolled logging and soybean export corridors threaten the Amazon. Under a favorable scenario (macroeconomic stabilization, controlled logging and road building, sustainable technologies, gl...
Smith, J.
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Winograd, Manuel
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Gallopin, G.
,
Pachico, Douglas H.
,
[Dynamics of the agricultural frontier in the Amazon and savannas of Brazil: analyzing the impact of policy and technology]
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Dynamics of the agricultural frontier in the Amazon and savannas of Brazil: analyzing the impact of policy and technology
Freeman, H.A.
,
Smith, J.
,
[Intensification of land use and the evolution of agricultural systems in the West African Northern Guinea Savanna]
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Intensification of land use and the evolution of agricultural systems in the West African Northern Guinea Savanna
There is an ongoing debate on what constitutes sustainable intensification of agriculture (SIA). In this paper, we propose that a paradigm for sustainable intensification can be defined and translated into an operational framework for agricultural development. We argue that this paradigm must now...
Rockström, Johan
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Williams, J.
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Daily, G.
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Noble, A.D.
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Matthews, Nathaniel
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Gordon, L.
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Wetterstrand, H.
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DeClerck, Fabrice A.J.
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Shah, M.
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Steduto, P.
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Fraiture, Charlotte de
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Hatibu, N.
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Unver, O.
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Bird, J.
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Sibanda, Lindiwe Majele
,
Smith, J.
,
[Sustainable intensification of agriculture for human prosperity and global sustainability]
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Sustainable intensification of agriculture for human prosperity and global sustainability