THE FORESTRY ECOSYSTEMS MANAGEMENT IN THE FOREST DISTRICT SIBIU, AGAINST THE DEFOLIATOR SPECIES LYMANTRIA MONACHA L., 1758 (LEPIDOPTERA: LYMANTRIIDAE) DURING THE PERIOD 2013-2017.

In the present paper the investigations had as a purpose to knowledge of the Lymantria monacha L., 1758 populations dynamic during the period 2013-2017 in the Forest Direction Sibiu, in order to use the results for a monitoring plan and control for the year 2018. The investigations made within the frame work of the Forest Districts: Arpa?, Avrig, Miercurea Sibiului, Sibiu and VI Cibin in the last five years studied the presence of this defoliator in a large number within Forest District Miercurea Sibiului (260 specimen), followed by the Forest District Arpa? (147 specimen), Sibiu (83 specimen), Forest District Cibin VI (55 specimen) and Forest District Avrig (52 specimen). [ABSTRACT FROM AUTHOR]