00643naa#a2200217#i#450# EN\\bibl\77070 20260221002509.6 1819-4036 20120625b2012####ek#y0engy0150####ca RUS RU SUBSTANTIATION OF THE TECHNIQUE FOR THE FOREST MANAGEMENT ECOLOGICAL EFFICIENCY ESTIMATION Journal article Krasnoyarsk Krasnoyarsk State Agrarian University 2012 5 с. Journal article local . 630.37 RUS Grigoryev I V Grigoryeva O I Nikiforova A I Kunitskaya O A sej.kgau.ru