00549naa#a2200181#i#450# EN\\bibl\77482 20250401010444.2 1819-4036 20130225b2013####ek#y0engy0150####ca RUS RU THE YEAR LAYER WIDTH VARIABILITY OF THE FLUFFY BIRCH STEM WOOD AND BARK Journal article Krasnoyarsk Krasnoyarsk State Agrarian University 2013 4 с. Journal article local . 582.632.1:581.143.312 RUS Borovikova M G kgau.editorum.ru