Pagrindinių vietinių lapuočių medžių rūšių lapų irimo ypatumai skirtingoje aplinkoje

Abstract

Pollution makes great negative impact in growth of trees, in properties of leaves, in structure of soil. There was scientific survey to determine impact of environment in decay speed intensity of fallen leaves. There were tested fallen leaves of small-leaved lime (Tilia cordata), silver birch (Betula pendula), and Norway maple (Acer platanoides), picked up from different polluted locations of Kaunas: near Kaunas castle roundabout, from Draugystė park and from forest of Kamša. The results of survey revealed, that all three leaf types picked up from vicinity of Kaunas castle roundabout, decay rate was most intense, and picked up from forest of Kamša was slowest