Ammonium fixation and release by clay minerals as influenced by potassium von Scherer, H.W., Feils, E., Beuters, P.

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Effect of long-term organic amendments on chemical and microbial properties of a luvisol von Scherer, H.W.,INRES-Plant Nutrition, Bonn (Germany), Metker, D.J.,INRES-Plant Nutrition, Bonn (Germany), Welp, G.,INRES-Soil Science, Bonn (Germany)

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Compost as growing media component for salt-sensitive plants von Do, T.C.V., University of Bonn (Germany). Dept. of Plant Nutrition, Scherer, H.W., University of Bonn (Germany). Dept. of Plant Nutrition

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Influence of pre-crop and root architecture on the mobilization of non-exchangeable NH4 von Beuters, P., Eichert, T., Scherer, H.W.

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Sulfur specification in bulk soil as influenced by long-term application of mineral and organic fertilizers von Förster, S., Welp, G., Scherer, H.W.

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Modification of the standard method for determination of non-exchangeable NH4-N in soil von Beuters, P., University of Bonn (Germany). Dept. of Plant Nutrition, Scherer, H.W., University of Bonn (Germany). Dept. of Plant Nutrition

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Sulfur fractions in particle-size separates as influenced by long-term application of mineral and organic fertilizers von Scherer, H.W., Welp, G., Förster, S.

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Effect of long term organic amendments on adsorption–desorption of thiram onto a luvisol soil derived from loess von Filipe, O.M.S., Vidal, M.M., Scherer, H.W., Schneider, R.J., Duarte, A.C., Esteves, V.I., Santos, E.B.H.

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Compost and biogas residues as basic materials for potting substrates von Do, T.C.V., Scherer, H.W.

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Sulphur in crop production — invited paper von Scherer, H.W.

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Fixation and release of ammonium in flooded rice soils as affected by redox potential von Schneiders, M, Scherer, H.W

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Potassium dynamics in the soil and yield formation in a long-term field experiment von Scherer, H.W, Goldbach, H.E, Clemens, J. (University of Bonn (Germany). Agricultural Faculty)

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Influence of compost application on growth and phosphorus exploitation of ryegrass (Lolium perenne L.) von Scherer, H.W.

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Sulphur supply to peas (Pisum sativum L.) influences symbiotic N2 fixation von Scherer, H.W., Pacyna, S., Manthey, N., Schulz, M.

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Dynamics and availability of the non-exchangeable NH4-N — a review von Scherer, H.W.

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Depletion of non-exchangeable NH4-N in the soil-root interface in relation to clay mineral composition and plant species von Scherer, H.W, Ahrens, G

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Fixation and release of ammonium by clay minerals after slurry application von Scherer, H.W., Weimar, S.

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Release of nonexchangeable (fixed) soil ammonium [by clay minerals] under field conditions during the growing season von Mengel, K, Scherer, H.W

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Release of nonexchangeable NH4-N after planting of ryegrass in relation to soil content and as affected by nitrate supply von Scherer, Heinrich W., Weimar, Stefan

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Fixation and release of ammonium by two typical paddy soils after incorporation of farmyard manure von Yang, X., Scherer, H.W., Werner, W.

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