Spanish Society of Organic Farming and Agroecology, SEAE ( Ed. ) (2021) XXIX SEAE Conference: "One health. A planet. A diverse rural world”. . Proceedings of XXIX SEAE Conference , Online and face-to-face (Plasencia-Cáceres, Alcosser de Planes-Alicante, Letur-Albacete y Guadalhorce-Málaga) , 28, 29, 30th june and 1th july .