P.A. van der Werff

Mutualistic functioning of indigenous arbuscular mycorrhizae in spring barley and winter wheat after cessation of long-term phosphate fertilization

Th.B.M. Dekkers, P.A. van der Werff · Mycorrhiza · 2001 · 29 citations

Agriculture, Plant Biology, Plant Sciences +17

Nutrient Balances and Measurement of Nitrogen Losses on Mixed Ecological Farms on Sandy Soils in the Netherlands

P.A. van der Werff, A.J. Baars, G.J.M. Oomen · Biological Agriculture & Horticulture · 1995 · 27 citations · Full text

Agriculture, Agronomy, Soil Sciences +17

Soil Collembola and Acari related to farming systems and crop rotations in organic farming.

Th.B.M. Dekkers, P.A. van der Werff, P.A.M. van Amelsvoort · Socio-Environmental Systems Modeling · 1994 · 22 citations · Full text

Agriculture, Organic Agriculture, Soil Sciences +14

The impact of Collembola on humification and mineralisation of soil organic matter.

P.A.M. van Amelsfoort, M. van Dongen, P.A. van der Werff · Socio-Environmental Systems Modeling · 1988 · 18 citations · Full text

Agriculture, Agronomy, Soil Sciences +12

Introduction of earthworms into an organic arable farming system

P.A. van der Werff, Rienk Noordhuis, Th.B.M. Dekkers · Applied Soil Ecology · 1998 · 10 citations

Agriculture, Organic Agriculture, Soil Sciences +8