For citations:

Kashin A.S., Petrova N.A., Shilova I.V., Kritskaya T.A., Ugolnikova Ye.V. VITALITY DYNAMICS OF TULIPA GESNERIANA L. (LILIACEAE, LILIOPSIDA) POPULATIONS IN THE LOWER VOLGA REGION AND ADJACENT TERRITORIES. Povolzhskiy Journal of Ecology. 2017;(3):260-274. (In Russ.) https://doi.org/10.18500/1684-7318-2017-3-260-274