Filipp, M., Spornberger, A., Keppel, H., Brunmayer, R..
(2010):
Influence of effective microorganisms (EM) on yield and quality in organic apple production
In: Fördergemeinschaft Ökologischer Obstbau e.V. (FÖKO) , Proceedings for the Conference from February 22nd to February 24th, 2010 at the University of Hohenheim, Germany, 281-284; ISBN: 978-3-00-030214-5