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| Les seiches, poulpes, calmars et nautiles forment la Classe des Céphalopodes de l’Embranchement des Mollusques de grande taille, exclusivement marins. Leur croissance est rapide, leur arrivée à la maturité sexuelle précoce et leur durée de vie courte. Le poulpe a une très large aire de distribution incluant les eaux maritimes tropicales. Elle abonde surtout en Méditerranée, dans les eaux japonaises (Océan Pacifique) et dans l’Atlantique Centre-Est qui s’étend du Maroc à l’Angola. La pêche du poulpe s’est développée au large du Sahara dans les années 1960. Son importance dans la zone du COPACE notamment, au Maroc, en Mauritanie et au Sénégal, s’expliquerait par la raréfaction de ses prédateurs potentiels (Serranidés, Sparidés). Au Sénégal, elle est... |
| Tipo: Other |
Palavras-chave: Octopus fisheries; Fishery legislation; Trade; Sexual reproduction; Fishing effort; Fishing fleet; Security; Fishing licenses; Habitat (natural); Agreements. |
| Ano: 2009 |
URL: http://hdl.handle.net/1834/4577 |
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| Zhang, Xiaobo. |
| Since the early 1990s, Uganda has been one of Africas fastest growing countries. However, at the sub-national level, growth has been uneven due to civil conflict in the northern region. Using a panel of household and community level data, this paper examines the links between security and economic growth. It is found that security is a pre-condition for successful economic development and that there is in fact a threshold level of security below which public investments in infrastructure and education have little impact on growth. Only when security exceeds this threshold do public investments stimulate economic growth. Economists and policy advisors living in peaceful countries often prescribe economic policies that hinge on the assumption of good... |
| Tipo: Working or Discussion Paper |
Palavras-chave: Security; Civil Strife; Growth; Poverty; Uganda; Africa; International Development; Political Economy. |
| Ano: 2004 |
URL: http://purl.umn.edu/16172 |
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| Yu, Xue-feng. |
| In the paper, the connotations of welfare are briefly outlined from the broad and narrow aspects and the changes of villagers’ welfare of urban villages in city are analyzed. In economic welfare terms, at the same time of losing their lands, villagers have obtain certain amount of land compensation after the expropriation of lands. In non-economic welfare terms, the social status, lifestyle, environmental conditions and psychological state of the reallocated villagers have changed obviously. The status quo of the urban villages is outlined. Besides, the main problems in the urban villages of Guangzhou are probed into, which covering the ubiquitous illegal utilization of lands and illegal construction, poor public order, low public quality, imperfect public... |
| Tipo: Journal Article |
Palavras-chave: Villagers’ welfare; Security; Reconstruction of urban villages; Security system; China; Agribusiness. |
| Ano: 2010 |
URL: http://purl.umn.edu/96059 |
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