Esta tesis fue elaborada en Brasil para la empresa Fazenda da Toca con la finalidad de sistematizar la experiencia de esta empresa como parte de dos cadenas productivas orgánicas (pulpas y huevos) en el Estado de São Paulo. Se hizo una investigación descriptiva por medio de información secundaria, así como la participación de los distintos actores que están involucrados en el negocio.
Esa tesis doctoral tiene como objetivo general analizar el proceso de evaluaciónde impactos económicos, sociales y debido a la jeneración de intangibles de innovaciones generadas por centros públicos brasileños de investigación. Se justifica la elección de Brasil y de las innovaciones desarrolladas en el sector agrícola en razón de la importancia económica y social que tiene para el país el desarrollo de las actividades de este sector, que genera una de cada tres unidades monetarias del Producto Interno Bruto - PIB.
This study draws on social-psychology in an attempt to identify the various motivations for technology adoption (TA), including both economic and non-economic, and to gain insights into how and why Brazilian innovative beef farmers make decisions about whether or not to adopt particular technologies.
Youth intention to pursue a career in agriculture and entrepreneurship is influenced by the knowledge they acquire through formal, informal, and nonformal settings. Changing youth perception of agriculture is essential for agriculture and youth development. The purpose of the study was to examine current youth perceptions of agriculture, solicit Tanzanian leaders' views of agriculture, and youth entrepreneurship.
Seed is the starting point of plant life, and hence the most fundamental input of agriculture. A seed system that assures the availability of the desired quality of seed to the producer at the right time is indispensable for his farming enterprise. In the case of the potato crop, the seed most commonly used is strictly speaking no seed, but a tuber. The constraints and opportunities in seed potato systems in East Africa are of a combined social, economic and technical nature.
This Doctoral thesis analyzes the Ethiopian agricultural innovation, in particular the case of dairy farming and business in the Addis Ababa milk shed. The innovation capacity assessment model is used to develop the methodology of this study. Data collection, guided by the key components of the innovation system framework, include sector mapping, historical evolution of the sector, resource base analysis, interactions between actors, the policy environment, habits and practices, and resilient features and leverage points.
The citizens of Lesotho rely on a complex web of livelihood strategies made primarily of family kinships and strong community networks. Recently, community breakdowns have occurred because of extensive land degradation, soil erosion, widespread poverty, and HIV/AIDs. This thesis focuses on two aspects which are likely to help decrease the problems earlier stated.
Farmers Training Center (FTC)-based farmer training is an emerging extension strategy geared towards human capital development through need-based, hands-on practical training in order to facilitate agricultural transformation and rural livelihood improvement. Although FTCs were established and made functional in the Tigray National Regional State and Alamata Woreda no systematic assessment of the relevance and effectiveness of the training were made.
Les mutations du secteur agricole bamiléké (Ouest-Cameroun) ont été très importantes depuis le milieu des années 80, marqué par la chute des prix du café, alors principale production du pays Bamiléké, et par la crise économique au Cameroun. Dans cette thèse, le concept de dispositif (Foucault, Moisdon, Maugeri, RIDT-INRA) est l'outil principal d'analyse de ce secteur agricole.
Pour répondre à la montée en puissance des enjeux environnementaux, le monde agricole met en œuvre des dispositifs agri-environnementaux (AE) à destination des agriculteurs afin d’en orienter les pratiques.