20 Oct 2016 Indoorfarming and Hydroponik: very good for regions with low access to water. Now tested with sewage in several counties in Germany and countries as Portugal.http://www.wiwo.de/technologie/green/tech/versuchsanlage-in-wolfsburg-hydroponik-mit-abwasser/14640184.html
June 2015: Poultry industry, wild birds: “Eco-farming as well as animal welfare is being challenged by the difficulties to keep free range poultry in species-appropriate conditions, while factory poultry holdings in closed bio-securitypremises are being privilegded.” In summary: Steiof, K., J. Mooij & P. Petermann 2015: %e “wild bird hypothesis” in the epidemiology of highly pathogenic avian influenza – recent situation and critical assessment of the position of the German Federal Research Institute for Animal Health (FLI) (state of June 2015).
Vogelwelt 135: 131–145.
