Literaturrecherche

Literatur Thobe P (2014) On farm research on the economic efficiency of laying hen farms in different parts of Germany. In: Schobert H (ed) Farming systems facing global challenges ; capacities and strategies ; programme and book of abstracts ; 11. European IFSA Symposium, 1-4 April 2014 in Berlin, Germany. Berlin: Humboldt-University

Literatur Böhm C, Grünewald H, Freese D, Hüttl RF (2008) Agroforestry systems as an environmental technology for sites susceptible to drought stress. In: Book of abstracts / Impact Assessment of Land Use Changes : International Conference ; April 6th-9th, 2008 ; Humboldt University Unter den Linden Berlin, Germany. Berlin: Humboldt-University, p 221