B.E. Ștefănești. The Ștefănești resort was established based on the Order of the D.G.G.S. no. 786792A/1954.
For the optimal development of the research activity, the Resort was equipped with a material base totaling 490.53 ha of forest land, located in the eastern part of the city of Bucharest, on the territory of the towns of Ștefăneşti and Voluntari.
In accordance with the previously mentioned establishment order, the forest fund was declared a scientific reserve of I.C.A.S., the arboretum being an object of study and experimentation for the forestry research activity.
The scientific research activity in the Ștefănești Resort had, in accordance with Law 2/1976, as priority objectives: the improvement of oak, the management of oak forests, the restoration of forests degraded by sky and hedgerows, the mechanization of forestry works in the plain area, the management of forests of social interest and pheasant selection and breeding.
B.E. Cornetu. The II Cornetu production unit originates from what were once Codrii Vlăsiai.
In 1957, the Cornetu Forestry Research Station was established with a unique profile in the field of improvement, culture and protection of poplars and willows.
In 1976, new changes were made in the profile of the resort based on Law 2/1976, through which research on wickerwork, forest protection and energetic phytomass was carried out. .
In 1986, the selection and culture of pedunculated oak was established as the main profile of the resort.
B.E. Tulcea. The production unit I Gara Codru was established following Protocol no. 2257/13.07.1988 according to ISJ Tulcea Order no. 2650/29.06.1988 by which it was transferred from the Babadag Forestry Circle to the I.C.A.S. Resort. Tulcea 471.9 ha, as follows:
-303.6 ha of U.P. III Babadag;
-168.3 ha of U.P. IV Coder.
That surface oscillated between I.C.A.S. and R.N.P. – ROMSILVA through the Tulcea Forestry Directorate between 2002-2005. In 2005, steps were taken to return the respective surface from the Silvica Tulcea Directorate to I.C.A.S.