Literaturrecherche

Literatur Ivemeyer S, Bell N, Brinkmann J, Cimer K, Gratzer E, Leeb C, March S, Mejdell CM, Roderick S, Smolders G, Walkenhorst M, Winckler C, Vaarst M (2015) Farmers taking responsibility for herd health development - stable schools in research and advisory activities as a tool for dairy health and welfare planning in Europe. Organic Agric 5(2):135-141, DOI:10.1007/s13165-015-0101-y

Literatur Gronle A, Heß J, Böhm H (2015) Weed suppressive ability in sole and intercrops of pea and oat and its interaction with ploughing depth and crop interference in organic farming. Organic Agric 5(1):39-51, DOI:10.1007/s13165-014-0095-x