Techen, Anja-Kristina; Ries, Elke; Steinführer, Annett - 2015
winegrowrs' knowledge levels, problem awareness and management changes regarding nitrogen. The study's core was a standardized …, farmers' problem awareness and their competence levels for water protective protective management were raised and important … details of management practices were improved. It seems that bigger management changes like the adoption of catch crops could …