%0 Journal Article %T Estimates of minimal doses of semiconductor devices in the study of their resistance in the process of monitoring the state of forests %A Manko, A.. %A Yarygin, A.. %K energy of ultrashort pulses, resistance of semiconductor devices. %J Forestry Engineering Journal %D 2015 %N 5 %P 9 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov