About DOBRYNSKIJ O A
About KUSHNER B G
About ISAEV V V
About DOROGOVA L S
About Gidroliznaya i Lesokhimicheskaya Promyshlennost'
About vinegar
About acetic acid
About Wood chemistry
About Biological treatment of sewage and wastewater
About マンガン
About 塩
About 林産化学
About 排水
About 生物学的浄化