Accumulation of nitrate in grape wines 1. Part: Investigation on musts and wines in the grape growing area "Rheingau" .

Influence of variety and site on the potato compounds involved in enzymatic discolouration

Investigations on the nutrient uptake efficiency of different grape root-stock species and cultivars

Assessment of the nu trient situation of grapevines by leaf analysis in four P-fertilization assays with special regard to the DRIS-system.

Dynamic of "non-structural carbohydrates" in grapevines (Vitis vinifera L. cv. White Riesling) during two growing seasons and with special consideration of N-fertilization. Part II.:

EVALUATION OF THE NUTRITIONAL STATUS OF PERENNIAL CROPS – POSSIBILITIES AND PITFALLS OF LEAF ANALYSIS