This application (2016) is technically DEPRECATED and is no longer SUPPORTED by the author. The new (native) version of 2021 (free with in-app purchases) is located at: https://play.google.com/store/apps/details?id=ru.ecosystema.trees_sum

This version is saved in the store for the convenience of users who installed the application in the period 2016-2021. It can be restored on any smartphone linked to a Google account.

Detailed description of the key, list of species: http://ecosystema.ru/04materials/guides/mob/and/06trees_sum.htm

Video review of the application: https://youtu.be/lnBCX4fxB88

Ecosystem on FB: https://www.facebook.com/Ecosystema1994/