For citations:

Tkhaganov R.R., Sidelnikov N.I., Bykova O.A. The development of methods of receiving big crops Echinaceapurpurea in the conditions of the Western Ciscaucasia. Bulletin of the State Nikitsky Botanical Gardens. 2019;(132):142-149. (In Russ.) https://doi.org/10.25684/NBG.boolt.132.2019.20