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1 гумус
2) Geology: black mould humus, soil-ulmin, terreau3) Engineering: black earth4) Agriculture: endohumus, mould, organic matter5) Construction: decomposed organic matter, top soil (humus)6) Forestry: earth humus7) Makarov: black mold humus, humic matter, humus (органическая часть почвы), mold, mor (лесной подстилки) -
2 почвенный ульмин
Geology: soil-ulmin
См. также в других словарях:
ulmin — mə̇n noun ( s) Etymology: Latin ulmus elm + English in : any of a group of brown to black organic substances found especially in soil, peat, or coal and obtained artificially by the action of various reagents on sugars … Useful english dictionary
