Browsing by Author VLEK, P. L. G.

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Issue DateTitleAuthor(s)
2001Alternatives to slach-and-burn agriculture: a research approach for the development of a chop-and-mulch system.DENICH, M.; VIELHAUER, K.; SÁ, T. D. de A.; LUCKE, W.; VLEK, P. L. G.
2001Alternatives to slash-and-burn agriculture: a research approach for the development of a chop-and-mulch system.DENICH, M.; VIELHAUER, K.; SÁ, T. D. A.; LÜCKE, W.; VLEK, P. L. G.
1998Changing the slash-and-burn agriculture in brazilian eastern Amazonia by enriching the fallow vegetation.BRIENZA JUNIOR, S.; VIELHAUER, K.; DENICH, M.; VLEK, P. L. G.
1998Changing the slash-and-burn agriculture in brazilian eastern Amazonia by enriching the fallow vegetation.BRIENZA JUNIOR, S.; SANTOS, W. E. de S.; COSTA, V. de O.; PANTOJA, R. de F. R.; VIELHAUER, K.; DENICH, M.; VLEK, P. L. G.
1998Cyclic behavior of soil quality in rotational land use systems of the northeast of Pará State, Brazil.DIEKMANN, U.; KATO, M. do S. A.; DENICH, M.; VLEK, P. L. G.
1998Cyclic behavior of soil quality in rotational land use systems of the northest of Para State.DIEKMANN, U.; KATO, M. do S. A.; DENICH, M.; VLEK, P. L. G.
2002Deep rooting secondary vegetation - an indispensable component of shifting cultivation?SOMMER, R.; SÁ, T. D. de A.; VIELHAUER, K.; VLEK, P. L. G.; FOLSTER, H.
2000Dinâmica de nutrientes na solução do solo em sistema de cultivo sem o uso do fogo no preparo de área no nordeste paraense.KATO, O. R.; KATO, M. do S. A.; DENICH, M.; FÖLSTER, H.; VLEK, P. L. G.
2000Disponibilidade de fósforo em sistema de mulch, no nordeste paraense.KATO, M. do S. A.; KATO, O. R.; DENICH, M.; VLEK, P. L. G.
2000Effects of slash & burn vs. slash & mulch on water, solute, and sediment dynamics at the watershed level.WICKEL, A. J.; DENICH, M.; SÁ, T. D. de A.; VAN DE GIESEN, N. C.; VIELHAUER, K.; VLEK, P. L. G.
2002Effects of slash & burn vs.slash & mulch on water, solute and sediment dynamics at the watershed level.WICKEL, A. J.; GIESEN, N. C. van de; SÁ, T. D. de A.; DENICH, M.; VLEK, P. L. G.; VIELHAUER, K.
2000Energy balance of a traditional and a modified land-use system in the Eastern Amazon basin, Brazil, as a case study.JONSSON, A.; DENICH, M.; VIELHAUER, K.; VLEK, P. L. G.
1998Enriched fallow vegetation with leguminous trees: possibilities to improve the slash-and-burn agriculture in Eastern brazilian Amazonia.BRIENZA JUNIOR, S.; COSTA, W. de O.; SANTOS, W. E. de; PANTOJA, R. de F. R.; SÁ, T. D. de A.; VIELHAUER, K.; DENICH, M.; VLEK, P. L. G.
2002Enriching fallow vegetation in the eastern amazon of Brazil towards improving land-use.BRIENZA JUNIOR, S.; DENICH, M.; FOLSTER, H.; VLEK, P. L. G.
2002Enriching fallow vegetation in the eastern Amazon of Brazil: towards improving land-use.BRIENZA JUNIOR, S.; DENICH, M.; FOLSTER, H.; VLEK, P. L. G.
2000Enriquecimento de capoeira com árvores leguminosas contribuindo para o acumulo de biomassa na agricultura familiar do nordeste do Pará, Brasil.BRIENZA JUNIOR, S.; COSTA, V. de O.; SANTOS, W. E. S.; PANTOJA, R. de F. R.; SÁ, T. D. de A.; VIELHAVER, K.; DENICH, M.; VLEK, P. L. G.
2001Enriquecimiento de barbechos con leguminosas arbóreas como alternativa para la tumba y quema en la Amazonía Oriental brasileña.BRIENZA JUNIOR, S.; DENICH, M.; FOELSTER, H.; VLEK, P. L. G.
2002Fallow vegetation enrichment with leguminous trees in the Eastern Amazon of Brazil: trees performance.BRIENZA JUNIOR, S.; DENICH, M.; FÖLSTER, H.; VLEK, P. L. G.
2000Fiel estimation of biological N2 - fixation by five tropical tree species using 15N isotope dilution methods.PAPARCIKOVA, L.; BRIENZA JUNIOR, S.; KATO, O. R.; VLEK, P. L. G.
2002Field estimation of biological N-fixation by five tropical tree species using two N isotope dilution methods.PAPARCIKOVA, K.; BRIENZA JUNIOR, S.; KATO, O. R.; VLEK, P. L. G.
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