Journal Article 2 tree crops Fungicides, Industrial 1 Research Support, Non-U.S. Gov't 1 Research Support, U.S. Gov't, Non-P.H.S. 1 Soil 1 aerial application 1 mehr ... agroforestry 1 disease management 1 disease severity 1 fungicides 1 land-use alternatives 1 multispecies systems 1 perennialization 1 permaculture 1 polyculture 1 silvoarable 1 spray deposition 1 sustainable agriculture 1 tree-based intercropping 1 yield loss 1 weniger ...