MODELING OF THE RHEOLOGICAL BEHAVIOR OF WOOD IN COMPRESSION PROCESSESO. R. Dornyak UDC 539.376:672.812 A rheological equation of state for wood which allows for the running values of its porosity and humidity is considered. Voronezh State Academy of Forest Engineering, Voronezh, Russia; email: firstname.lastname@example.org. Translated from Inzhenerno-Fizicheskii Zhurnal, Vol. 76, No. 3, pp. 150-155, May-June, 2003. Original article submitted October 4, 2002.