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Collaborative project: Development of a beer yeast product to control apple scab in leaf litter - subproject 3

Project


Project code: 2814IP013
Contract period: 15.03.2015 - 14.03.2018
Budget: 37,219 Euro
Purpose of research: Experimental development

The aim of the project is a marketable product from beer yeast to control apple scab with an evaluated efficacy and recommendations for practical use. The beer yeast product should enable apple growers to control this most important disease sustainably without use of copper. The biological evaluation and optimization of experimental preparations of the firm Leiber as well as the development of recommendations for use should be investigated at JKI Dossenheim and LVWO Weinsberg. For this purpose basic data are revealed through the enhanced degradation of scabbed leaf litter by rain worms and microbes. The spore potential, the cause of infection risk by the pathogen, is damaged by the yeast supported microbial community and should be used to detect efficacies of the product variants. The enhanced feeding activity of the rain worms through the increase of leaf litter´s nourishment attractiveness caused by yeast should be considered as a synergistic effect in course of the development of product. The most efficient preparations should also optimized by including of additives to achieve a praxis-tested formulation. Recommendations of use should be developed through different scheduling and the quantity of yeast applications taking account of reduced efficacy caused by rain.

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Subjects

Excutive institution

Leiber GmbH

Associated projects: Development of a beer yeast product to control apple scab in leaf litter

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