Resultados de búsqueda - "Amazons"

Shifts in forest product extraction: the post-rubber era in the Bolivian Amazon por Stoian, D.

“…In addition is likely to exceed natural regeneration rates, and therefore socio-economic needs and ecological requirements are yet to be reconciled in the post-rubber era of the northern Bolivian Amazon.…”
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Between extractivism and peasant agriculture: differentiation of rural settlements in the Bolivian Amazon por Stoian, D., Henkemans, A.

“…The economy of the northern Bolivian Amazon has historically been based on rubber and other non-timber forest products (NTFPs). …”
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Balance is beautiful: assessing sustainable development in the rain forests of the Bolivian Amazon por Bojanic Helbingen, A.J.

“…This study specifically deals with the problems and efforts involved in the use of rain forests of the Bolivian Amazon. The core issues addressed in the different chapters are: economic growth and distribution of income in the Brazil nut industry; the social-institutional constraints in the conduct of transactions by means of the advance payment system (habilito), the fanancial viability of forest management under the Bolivian forestry law; rent capturing in the timber industry; and an environmentally Extended Social Accounting Matrix (ESAM) used to explore the interactions between the economic, environmental and social development. …”
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NTFPs in the Bolivian Amazon: socio-economic impact in view of institutional deficiencies por Stoian, D., Gottwald, C., Ruíz, S., Jong, W. de, Becker, M., Bojanic, A.

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Collaborative monitoring of production and costs of timber harvest operations in the Brazilian Amazon por Pokorny, B., Steinbrenner, M.

“…Timber companies and policy makers in the Brazilian Amazon urgently need financial information on forest management. …”
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Integrating ecosystem management, protected areas and mammal conservation in the Brazilian Amazon por Azevedo-Ramos, C., Domingues Do Amaral, B., Nepstad, D.C., Soares Filho, B., Nasi, Robert

“…The Amazon forest has been converted to a matrix of pristine and modified habitats. …”
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Agrarian reform in the Brazilian Amazon: its implications for land distribution and deforestation por Pacheco, P.

“…I provide an assessment for the whole Brazilian Amazon, and examine two research sites in the state of Para´, namely Uruara´ and Redenca˜o. …”
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Empty forests, empty stomachs? Bushmeat and livelihoods in the Congo and Amazon Basins por Nasi, Robert, Vliet, N. van

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A diagnostic study of agricultural land use in the Southwest Brazilian Amazon por Fujisaka, Sam

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Agroecosystem development in Ucayali, Peruvian Amazon: a catastrophe theory representation por Gallopín, Gilberto C., Kay, J, Waltner-Toews, D., Raez Luna, EF, Murray, T

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Differences in manioc diversity among five ethnic groups of the Colombian Amazon por Peña-Venegas, Clara P, Stomph, Tjeerd Jan, Verschoor, Gerard, Becerra López Lavelle, Luis Augusto, Struik, Paul C.

“…Manioc is an important root crop in the tropics and the most important staple food in the Amazon. Manioc is diverse but its diversity has not yet been clearly associated with environmental or social factors. …”
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Poverty mapping: Central Peruvian Amazon: Alternative poverty mapping method por Hyman, Glenn G., Larrea, C., Barona, Elizabeth, Lema, G., Perea, C.X.

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High-tech participatory monitoring in aid of adaptive hunting management in the Amazon por Vliet, N. van, Sandrin, F., Vanegas, L., L'haridon, L., Fa, J.E., Nasi, Robert

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Spatial distribution of Bertholletia excelsa in selectively logged forests of the Peruvian Amazon por Rockwell, Cara A., Guariguata, Manuel R., Menton, M., Arroyo Quispe, E., Quaedvlieg, J., Warren-Thomas, E., Fernández Silva, H., Jurado Rojas, E.E., Kohagura Arrunátegui, J.A.H., Meza Vega, L.A., Quenta Hancco, R., Revilla Vera, O., Valera Tito, J.F., Villarroel Panduro, B.T., Yucra Salas, J.J.

“…To date, the spatial distribution pattern and density of Brazil nut trees in logged forest stands is unclear across the Amazon basin. We asked the following questions: (1) What are the densities and spatial distributions of Brazil nut juveniles (10 ≤ dbh < 40 cm) and adults (≥ 40 cm dbh) in three selectively logged Brazil nut concessions (1413 ha sampled) in Madre de Dios, Peru; (2) What is the spatial relationship between adults and juveniles (10 ≤ dbh < 30 cm); and (3) What is the spatial relationship between juveniles (10 ≤ dbh <30 cm) and cut stumps (≥ 10 y)? …”
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Agronomic behavior of cowpea varieties in non-alluvial soils of the Peruvian Amazon por Angulo Villacorta, Carlos Darwin, Mathios Flores, Marco Antonio, Sangama Arirama, Misael Nemecio, Racchumi García, Alfredo

“…Little is known about their adaptability and behavior in non-alluvial soils of the Peruvian Amazon. Our objective was to assess the agronomic behavior of cowpea varieties in non-alluvial soils. …”
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Pedoenvironments driving the monodominance of Peltogyne gracilipes (Leguminosae) in the Northern Amazon, Brazil por Angulo Villacorta, Carlos Darwin, Da Silva Carvalho, Lidiany Camila, Trindade Nascimiento, Marcelo, Imbrozio Barbosa, Reinaldo

“…This study contributes to better understanding the environmental filters that characterize areas where P. gracilipes is more abundant, indicating that this species might potentially become monodominant in more restricted hydro-edaphic habitats in the Northern Amazon.…”
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Variability in Fruit Production of Carapa Guianensis Associated with Edaphoclimatic Factors in the Amazon por Angulo Villacorta, Carlos Darwin, Silva da Conceição, Denilson, Chuchon Remon, Rodolfo Juan, Manigat, Donald, Antunez Jimenez, Lorena, de Toledo, José Julio

Materias: “…Amazon…”
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Functional Diversity and Ecosystem Services of Birds in Productive Landscapes of the Colombian Amazon por Díaz-Cháux, Jenniffer Tatiana, Velasquez-Valencia, Alexander, Martínez-Salinas, Alejandra, Casanoves, Fernando

“…This pattern is evident in the Colombian Amazon, where agricultural and livestock expansion has altered ecological dynamics, avifaunal assemblages, and the provision of regulating ecosystem services. …”
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Between extrativism and peasant agriculture: differentiation of rural settlements in the Bolivian Amazon por Stoian, Dietmar, Henkemans, Arienne B.

“…The economy of the northern Bolivian Amazon has historically been based on rubber and other non-timber forest products (NTFPs). …”
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Governing indigenous territories in the Peruvian Amazon : placing people or forest first? por Egerlid, Josefin

“…The current competition for land in the Peruvian Amazon presents a challenge to many indige-nous communities which do not have legal ownership over their customary lands. …”