The hydrobiologist of KFU found out the reasons of a zarastaniye of the city lake in Zelenodolsk

In number "ZP" for July 19 in our newspaper there was material "The lake in ooze" in which we, having resorted to helps the scientist-hydrobiologist from KFU, tried to find out the reasons of a zarastaniye of a reservoir. The expert then took water sample, and we promised that when its results become known, we will return to a subject...