Navegando por Autor VIELHAUER, K.

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2002Primary productivity in fallow vegetation in Northeast of Amazon an alternative method for biomass determination.CATTANIO, J. H.; SÁ, T. D. de A.; VIELHAUER, K.
1998Qualitative and quantitative patterns of variation in throughfall in spontaneous and enriched secondary vegetation under fallow in Northeastern Para State Brazil.MOLLER, M. R. F.; SÁ, T. D. de A.; ARAUJO, A. C. de; BASTOS, T. X.; SOMMER, R.; HOLSCHER, D.; BRIENZA JUNIOR, S.; VIELHAUER, K.
2001Reclamation of abandoned pastures for crop cultivation in northeastern Pará, Brazil.GUIMARÃES, C. M.; RODRIGUES FILHO, J. A.; CAMARÃO, A. P.; VEIGA, J. B. da; RISCHKOWSKY, B.; VIELHAUER, K.; SCHULTZE-KRAFT, R.
2000A research concept for the development of alternatives to slash-and-burn agriculture in the Eastern Amazon region.DENICH, M.; VLEK, P. L. G.; SÁ, T. D. A.; VIELHAUER, K.; LUCKE, W.
2002A research concept for the development of alternatives to slash-and-burn agriculture in the Eastern Amazon region.DENICH, M.; VLEK, P. L. G.; SÁ, T. D. de A.; VIELHAUER, K.; LUCKE, W.
1998Spectral distribution of light in spontaneous and enriched fallow vegetation in NE Amazonia.SÁ, T. D. de A.; ARAUJO, A. C. de; OLIVEIRA, V. C. de; COIMBRA, H. M.; BRIENZA JUNIOR, S.; VIELHAUER, K.
1998Strategies to restore sustainability of shifting cultivation focusing on carbon and nutrient balances.VIELHAUER, K.; SÁ, T. D. de A.; DENICH, M.; VLEK, P. L. G.
2004Sustainability assessment of slash-and-burn and fire-free agriculture in Northeastern Pará, Brazil.RODRIGUES, G. S.; KITAMURA, P. C.; SÁ, T. D. de A.; VIELHAUER, K.
2003Sustainability assessment of slash-and-burn and fire-free agriculture in Northeastern Pará, Brazil.RODRIGUES, G. S.; KITAMURA, P. C.; SA, T. D. de A.; VIELHAUER, K.
1998The development of mulching and secondary vegetation enrichment technologies and first steps to participatory on-farm research in NE Amazonia.VIELHAUER, K.; SÁ, T. D. de A.; KANASHIRO, M.; DENICH, M.
2000The influence of phosphorus fertilizer on maize yield under conditions of slash-and-mulch in Eastern Amazonia.KATO, O. R.; KATO, M. do S. A.; VIELHAUER, K.; VLEK, P. L. G.
2002The role of biophysical information for the management of fallow systems.SÁ, T. D. de A.; VIELHAUER, K.
1998Towards improving natural resources use in Eastern Amazonia through a modified sequential agroforestry system.SÁ, T. D. de A.; VIELHAUER, K.; KANASHIRO, M.; DENICH, M.; VLEK, P. L. G.
1998Use of non-destructive methods for the determination of above and below-ground net biomass productivity of secondary forests.CATTANIO, J. H.; KANASHIRO, M.; SÁ, T. D. A.; VIELHAUER, K.
1996A vegetação secundária em pousio, no sistema da agricultura tradicional da Amazônia Oriental: função e modificações potenciais.SÁ, T. D. A.; VIELHAUER, K.; DENICH, M.; KANASHIRO, M.
2004Viability of mechanized chop-and-mulch as a soil improving alternative to manual slash-and-burn land preparation.VIELHAUER, K.; DENICH, M.; KATO, O. R.; KATO, M. do S.; SÁ, T. D. de A.; VLEK, P. L. G.
2001Water and nutrient balance under slash-and-burn agriculture in the eastern Amazon, Brasil - the role of a deep rooting fallow vegetation.SOMMER, R.; SÁ, T. D. A. de; VIELHAUER, K.; VLEK, P. L. G.; FÖLSTER, H.
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