00623naa#a2200181#i#450# EN\\bibl\77332 20250115162500.3 1819-4036 20121125b2012####ek#y0engy0150####ca RUS RU CONDITION CHANGE TRENDS DIAGNOSTICS OF SOIL FORMATION IN THE SELENGA RIVER DELTA DURINGHOLOCENE PERIOD ON CARBONHUMIC ACIDSTO CARBON FULVIC ACIDSCORRELATION Journal article Krasnoyarsk Krasnoyarsk State Agrarian University 2012 6 с. Journal article local . 631.4:551.4 RUS Makushkin E O kgau.editorum.ru