Dr Naomi van der Velden : Biodiversity, Productivity and Scale in Resilient Food Production Systems (Starts at 1:03:00) Dr Naomi van der Velden of University of Cumbria, UK; presentation for International Permaculture Conference 2015 (starts at 1:03:00 with introduction by Kévin Morel French Phd researcher for INRA - SAD-APT UMR INRA at Agroparistech). Presentation entiteld "Biodiversity, Productivity and Scale in Resilient Food Production Systems" Practical Solutions Categories Broadscale Agriculture Copied to clipboard