Features of the main elements of organic farming in agro-landscapes contaminated with 137CS (on the example of the Chernobyl accident)А.I. Dutov, N.P. Zuev, A.V. Tkachev, A.P. Breslavets and E.E. ZuevaBIO Web Conf., 39 (2021) 01009DOI: https://doi.org/10.1051/bioconf/20213901009