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References

  • Alexander, R. B., R. A. Smith, and G. E. Schwarz (2000), Effect of stream channel size on the delivery of nitrogen to the Gulf of Mexico, Nature, 403, 758761, doi:10.1038/35001562.
  • Almeida, O. T. de, and C. Uhl (1995), Developing a quantitative framework for sustainable resource-use planning in the Brazilian Amazon, World Dev., 23(10), 17451764, doi:10.1016/0305-750X(95)00078-Q.
  • Ballester, M. V. R., D. de C. Victoria, A. V. Krusche, R. Coburnb, R. L. Victoria, J. E. Richey, M. G. Logsdon, E. Mayorga, and E. Matricardi (2003), A remote sensing/GIS-based physical template to understand the biogeochemistry of the Ji-Parana river basin (western Amazonia), Remote Sens. Environ., 87, 429445, doi:10.1016/j.rse.2002.10.001.
  • Bastos, T. X., N. A. Pacheco, R. O. Figueiredo, and G. F. G. Silva (2005), Características Agroclimáticas do Município de Paragominas, Documentos, 228, 21 pp., Embrapa Amazônia Oriental, Belém, Brazil.
  • Biggs, T. W., T. Dunne, T. F. Domigues, and L. A. Martinelli (2002), Relative influence of natural watershed properties and human disturbance on stream solute concentrations in the southwestern Brazilian Amazon basin, Water Resour. Res., 38(8), 1150, doi:10.1029/2001WR000271.
  • Biggs, T. W., T. Dunne, and L. A. Martinelli (2004), Natural controls and human impacts on stream nutrient concentrations in a deforested region of the Brazilian Amazon basin, Biogeochemistry, 68, 227257, doi:10.1023/B:BIOG.0000025744.78309.2e.
  • Biggs, T. W., T. Dunne, and T. Muraoka (2006), Transport of water, solutes and nutrients from a pasture hillslope, southwestern Brazilian Amazon, Hydrol. Process., 20, 25272547, doi:10.1002/hyp.6214.
  • Departamento Nacional de Produção Mineral (1973), Projeto RADAM BRASIL, Levantamento de Recursos Naturais, vol. 3, Folha SA.23 Sâo Luîs e Parte da Folha SA.24 Fortaleza. Legenda de identificaçâo das unidades do Mapa exploratório de solos, Dep. Nac. de Prod. Min., Rio de Janeiro.
  • Bruijnzeel, L. A. (1991), Nutrient input-output budgets of tropical forest ecosystems: A review, J. Trop. Ecol., 7, 124, doi:10.1017/S0266467400005010.
  • Clesceri, L. S., A. E. Greenberg, and A. D. Eaton (Eds.) (1998), Standard Methods for the Examination of Water and Wastewater, 20th ed., United Book Press, Baltimore, Md.
  • Creed, I. F., L. E. Band, N. W. Foster, I. K. Morrison, J. A. Nicolson, R. S. Semkin, and D. S. Jeffries (1996), Regulation of nitrate-N release from temperate forests: A test of the N flushing hypothesis, Water Resour. Res., 32, 33373354, doi:10.1029/96WR02399.
  • Davidson, E. A., C. Neill, A. V. Krusche, M. V. R. Ballester, D. Markewitz, and R. O. Figueiredo (2004), Loss of nutrients from terrestrial ecosystems to streams and the atmosphere following land use change in Amazonia, in Ecosystems and Land Use Change, Geophys. Monogr. Ser., vol. 153, edited by R. DeFries, G. Asner, and R. Houghton, pp. 147158, AGU, Washington, D. C.,
  • Davidson, E. A., et al. (2007), Recuperation of nitrogen cycling in Amazonian forests following agricultural abandonment, Nature, 447, 995998, doi:10.1038/nature05900.
  • Dias-Filho, M. B., E. A. Davidson, and C. J. R. Carvalho (2001), Linking biogeochemical cycles to cattle pasture management and sustainability in the Amazon Basin, in The Biogeochemistry of the Amazon Basin, edited by M. E. McClain, R. L. Victoria, and J. E. Richey, pp. 84105, Oxford Univ. Press, New York.
  • Dunne, T., and L. B. Leopold (1978), Water in Environmental Planning. W.H. Freeman, New York.
  • El-Husny, J. C., E. B. Andrade, F. B. S. Souza, A. Silveira Filho, L. A. Almeida, D. Klepker, and M. C. Meyer (2003), Recomendação de cultivares de soja para a microregião de Paragominas, Pará, Comunicado Técnico, 82, Embrapa Amazônia Oriental, Belém, Brazil.
  • EMBRAPA-SNLCS (1990), Levantamento semidetalhado dos solos, avaliação da aptidão agrícola das terras e zoneamento agropedoclimático para culturas, essências florestais e pecuária do Campo Experimental de Capitão Poço, Estado do Pará, Boletim de Pesquisa, 180 pp., Rio de Janeiro, Brazi, l.
  • Fearnside, P. M. (2001), Land-tenure issues as factors in environmental destruction in Brazilian Amazonia: The case of Southern Pará, World Dev., 29(8), 13611372, doi:10.1016/S0305-750X(01)00039-0.
  • Gonçalves, S. F. (2007), Relações entre os sistemas de produção agropecuários adotados e a qualidade da água em igarapés amazônicos de duas bacias hidrográficas na região de Paragominas (PA), M. Sc. diss., 88 pp., Univ. Federal do Pará, Belém, Brazil.
  • Lewis, W.Jr., J. M. Melack, W. H. McDowell, M. McClain, and J. E. Richey (1999), Nitrogen yields from undisturbed watersheds in the Americas, Biogeochemistry, 46, 149162, doi:10.1007/BF01007577.
  • Likens, G. E., and F. H. Bormann (1995), Input-output budget, in Biogeochemistry of a Forested Ecosystem, 2nd ed., chap. 4, pp. 7393, Springer, New York.
  • Likens, G. E., et al. (1998), The biogeochemistry of calcium at Hubbard Brook, Biogeochemistry, 41(2), 89173, doi:10.1023/A:1005984620681.
  • Markewitz, M., E. A. Davidson, R. O. Figueiredo, R. L. Victoria, and A. V. Krusche (2001), Control of cation concentrations in stream waters by surface soil processes in an Amazonian watershed, Nature, 410, 802805, doi:10.1038/35071052.
  • Markewitz, D., E. A. Davidson, P. Moutinho, and D. C. Nepstad (2004), Nutrient loss and redistribution after forest clearing on a highly weathered soil in Amazonia, Ecol. Appl., 14, 177199, doi:10.1890/01-6016.
  • Markewitz, D., R. O. Figueiredo, and E. A. Davidson (2006), CO2-driven cation leaching after tropical forest clearing, J. Geochem. Explor., 88, 214219, doi:10.1016/j.gexplo.2005.08.042.
  • McClain, M. E., and H. Elsenbeer (2001), Terrestrial inputs to Amazon streams and internal biogeochemical processing, in Biogeochemistry of the Amazon Basin, edited by M. E. McClain et al., pp. 185208, Oxford Univ. Press, New York.
  • Moraes, J. M. de, A. E. Schuler, T. Dunne, R. O. Figueiredo, and R. L. Victoria (2006), Water storage and runoff processes in plinthic soils under forest and pasture in eastern Amazonia, Hydrol. Process., 20, 25092526, doi:10.1002/hyp.6213.
  • Neill, C., L. A. Deegan, S. M. Thomas, and C. C. Cerri (2001), Deforestation for pasture alters nitrogen and phosphorus in soil solution and stream water of small Amazonian watersheds, Ecol. Appl., 11, 18171828, doi:10.1890/1051-0761(2001)011[1817:DFPANA]2.0.CO;2.
  • Neill, C., H. Elsenbeer, A. V. Krusche, J. Lehmann, D. Markewitz, and R. O. Figueiredo (2006a), Hydrological and biogeochemical processes in a changing Amazon: Results from small watershed studies and the large-scale biosphere-atmosphere experiment, Hydrol. Process., 20, 24672476, doi:10.1002/hyp.6210.
  • Neill, C., L. A. Deegan, S. M. Thomas, C. L. Haupert, A. V. Krusche, V. M. Ballester, and R. L. Victoria (2006b), Deforestation alters the hydraulic and biogeochemical characteristics of small lowland Amazonian streams, Hydrol. Process., 20, 25632580, doi:10.1002/hyp.6216.
  • Nepstad, D. C., C. Uhl, and E. A. S. Serrão (1991), Recuperation of a degraded Amazonian landscape: Forest recovery and agricultural restoration, Ambio, 20, 248255.
  • Peterson, B. J., W. M. Wollheim, P. J. Mulholland, J. R. Webster, J. L. Meyer, and J. L. Tank (2001), Control of nitrogen export from watersheds by headwater streams, Science, 292(5514), 8690, doi:10.1126/science.1056874.
  • Rantz, S. E. (1982), Measurement and computation of stream flow, vol. 1, Measurement of stage height and discharge, USGS Water Supp. Pap. 2175, U.S. Gov. Print. Off., Washington, D. C.,
  • Richey, J. E., S. R. Wilhem, M. E. McClain, R. L. Victoria, J. M. Melack, and C. Araujo-Lima (1997), Organic matter and nutrient dynamics in river corridors of the Amazon Basin and their response to anthropogenic change, Cienc. Cult., 49, 98110.
  • Saunders, T. J., M. E. McClain, and C. A. Llerena (2006), The biogeochemistry of dissolved nitrogen, phosphorus, and organic carbon along terrestrial-aquatic flowpaths of a montane headwater catchment in the Peruvian Amazon, Hydrol. Process., 20, 25492562, doi:10.1002/hyp.6215.
  • Soares-Filho, B. S., D. C. Nepstad, L. M. Curran, G. C. Cerqueira1, R. A. Garcia, C. A. Ramos, E. Voll, A. McDonald, P. Lefebvre, and P. Schlesinger (2006), Modeling conservation in the Amazon basin, Nature, 440(7083), 520523, doi:10.1038/nature04389.
  • Thomas, S. M., C. Neill, L. A. Deegan, A. V. Krusche, V. M. Ballester, and R. L. Victoria (2004), Influences of land use and stream size on particulate and dissolved materials in a small Amazonian stream network, Biogeochemistry, 68, 135151, doi:10.1023/B:BIOG.0000025734.66083.b7.
  • Uhl, C. (1987), Factors controlling succession following slash-and-burn agriculture in Amazonia, J. Ecol., 75(2), 377407, doi:10.2307/2260425.
  • Uhl, C., and C. F. Jordan (1984), Succession and nutrient dynamics following forest cutting and burning in Amazonia, Ecology, 65(5), 14761490, doi:10.2307/1939128.
  • Uhl, C., A. Verissimo, M. Mattos, Z. Brandino, and I. C. G. Vieira (1991), Social, economic and ecological consequences of logging in an Amazon frontier: The case of Tailandia, For. Ecol. Manage., 46, 243273, doi:10.1016/0378-1127(91)90235-N.
  • Vannote, R. L., G. W. Minshall, K. W. Cummins, J. R. Sedell, and C. E. Cushing (1980), The river continuum concept, Can. J. Fish. Aquat. Sci., 37, 130137, doi:10.1139/f80-017.
  • Verchot, L. V., E. A. Davidson, J. H. Cattanio, I. L. Ackerman, H. E. Erickson, and M. Keller (1999), Land use change and biogeochemical controls of nitrogen oxide emissions from soils in eastern Amazon, Global Biogeochem. Cycles, 13, 3146, doi:10.1029/1998GB900019.
  • Verhoeven, J. T. A., B. Arheimer, C. Yin, and M. M. Hefting (2006), Regional and global concerns over wetlands and water quality, Trends Ecol. Evol., 21(2), 96103, doi:10.1016/j.tree.2005.11.015.
  • Watrin, O. S., C. B. M. Cruz, and Y. E. Shimabukuro (2005), Análise evolutiva da cobertura vegetal e do uso da terra em projetos de assentamentos na fronteira agrícola amazônica, utilizando geotecnologias, Geografia, 30(1), 5976.
  • Williams, M. R., and J. M. Melack (1997), Solute export from forested and partially deforested catchments in the central Amazon, Biogeochemistry, 38, 67102, doi:10.1023/A:1005774431820.
  • Zarin, D. J., et al. (2005), Legacy of fire slows carbon accumulation in Amazonian forest regrowth, Front. Ecol. Environ, 3, 365369, doi:10.1890/1540-9295(2005)003[0365:LOFSCA]2.0.CO;2.