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Animal population dynamics can be driven by changing climatic forcing, shifting habitat conditions, trophic interactions and anthropogenic influences. To understand these influences, we analyzed trends in populations of seven ungulate species counted during 15 years (1989–2003) of monthly monitor...


Ogutu, Joseph O.Piepho, Hans-PeterDublin, H.T.Bhola, N.Reid, Robin S.[Dynamics of Mara-Serengeti ungulates in relation to land use changes]Dynamics of Mara-Serengeti ungulates in relation to land use changes

Maintaining indigenous nutrient supply and positive nutrient balances are key factors in sustaining rice yields. Irrigation systems act as conveyers for water, sediments and nutrients throughout landscapes, especially in mountainous, cultivated tropical areas where erosivity is usually high. Cont...


Slaets, J.I.F.Schmitter, Petra S.Hilger, T.Hue, D.T.T.Piepho, Hans-PeterVien, T.D.Cadisch, Georg[Sediment-associated organic carbon and nitrogen inputs from erosion and irrigation to rice fields in a mountainous watershed in Northwest Vietnam]Sediment-associated organic carbon and nitrogen inputs from erosion and irrigation to rice fields in a mountainous watershed in Northwest Vietnam

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