MATIERE ORGANIQUE DANS DES SOLS TOURBEUX ET MARECAGEUXPLOTKINA YU M.1979; POCHVOVEDENIE; SUN; DA. 1979; NO 6; PP. 42-52; BIBL. 18 REF.; 2 ILL.; 30 ANAL.Article

ALTERATION DE LA MATIERE ORGANIQUE DANS DES SOLS TOURBEUX ET MARECAGEUX DE LA RUSSIE BLANCHE AU COINS DE LEURS ASSECHEMENT ET AMENDEMENTPLOTKINA YU M.1980; POCHVOVEDENIE; SUN; DA. 1980; NO 2; PP. 44-53; BIBL. 23 REF.Article

ACIDES HUMIQUES DES SOLS MARECAGEUX ET TOURBEUX DE LA VALLEE DE LA RIVIERE YAKHROMAPLOTKINA YU M; YURKEVICH EA.1979; POCHVOVEDENIE; SUN; DA. 1979; NO 9; PP. 53-60; ABS. ENG; 2 ILL.; 40 ANAL.Article

MODIFICATION DES ACIDES HUMIQUES DE LA TOURBE DES MARAIS BAS PAR AUTOECHAUFFEMENT AU COURS DU STOCKAGEPLOTKINA YU M; MAL SS.1972; KHIM. TVERD. TOPL.; S.S.S.R.; DA. 1972; NO 5; PP. 25-33; BIBL. 28 REF.Serial Issue

INFLUENCE OF THE HYDROLYSIS OF HUMIC ACIDS ON THEIR THERMAL CHARACTERISTICSPLOTKINA YU M; FALYUSHIN PL.1979; KHIM. TVERD. TOPL.; SUN; DA. 1979; NO 1; PP. 52-60; BIBL. 15 REF.Article

STUDY BY DIFFERENTIAL THERMAL ANALYSIS OF THE TRANSFORMATION OF PEAT COMPONENTS DURING PEAT SELF HEATINGFALYUSHIN PL; MAL SS; PLOTKINA YU M et al.1976; VESCI AKAD. NAVUK B.S.S.R., KHIM. NAVUK; S.S.S.R.; DA. 1976; NO 4; PP. 105-108; BIBL. 6 REF.Article

INFLUENCE DE L'EXPLOITATION AGRICOLE DES SOLS TOURBO-MARECAGEUX SUR LES ACIDES HUMIQUESPLOTKINA YU M; YURKEVICH EA; FALYUSHIN PL et al.1975; AGROKHIMIJA; S.S.S.R.; DA. 1975; NO 10; PP. 95-100; BIBL. 12REF.Article

VARIATION OF COMPOSITION AND PROPERTIES OF ALKALI SOLUBLE MATTER DURING PEAT STORINGMAL SS; MAKSIMENOK GI; PLOTKINA YU M et al.1977; KHIM. TVERD. TOPL.; S.S.S.R.; DA. 1977; NO 1; PP. 52-60; BIBL. 12 REF.Article