Effects of Digestates and Cattle Slurry on Biotic and Abiotic Soil Parameters and Plant Growth

B. Formowitz, R. Beck, R. Brandhuber, J. Burmeister, M. Fritz & R. Walter
In a long term trial at four Bavarian sites the production of maize silage and winter wheat is examined whether their production as substrates for the conversion pathways biogas and biomass to liquid can be sustainable. Therefore a crop rotation with maize and wheat is grown over a period of 10 years (kickoff 2009) with and without the removal of straw both fertilized with mineral fertilizer. Additional variants comprise different levels of organic fertilization by...