CONTENT AND COMPOSITION OF HUMUS IN SOILS UNDER INTENSE AGRICULTURAL USE

[1] ALEKSANDROVA LN, 1975, GUMUS POCHVOOBRAZOVA, V269

[2] ALEKSANDROVA LN, 1970, NAUCHN DOKL VYSSHEY

[3] ALEKSANDROVA LN, 1970, GUMUSOVYYE VESHCHEST, V142

[4] GORODNIY NG, 1960, VLIYANIYE DLITELNOGO, V1

[5] GORODNIY NG, 1961, POCHVOVEDENIYE

[6] GRABOVSKIY NP, 1966, THESIS KIEV

[7] KHLYSTOVSKIY AD, 1969, AGROKHIMIYA

[8] Kononova, 1963, ORGANICHESKOYE VESHC

[9] KONONOVA MM, 1950, DOKL AKAD NAUK SSSR, V72

[10] KONONOVA MM, 1965, IZMENENIYE POCHV PRI

[1] ALEKSANDROVA LN, 1975, GUMUS POCHVOOBRAZOVA, V269

[2] ALEKSANDROVA LN, 1970, NAUCHN DOKL VYSSHEY

[3] ALEKSANDROVA LN, 1970, GUMUSOVYYE VESHCHEST, V142

[4] GORODNIY NG, 1960, VLIYANIYE DLITELNOGO, V1

[5] GORODNIY NG, 1961, POCHVOVEDENIYE

[6] GRABOVSKIY NP, 1966, THESIS KIEV

[7] KHLYSTOVSKIY AD, 1969, AGROKHIMIYA

[8] Kononova, 1963, ORGANICHESKOYE VESHC

[9] KONONOVA MM, 1950, DOKL AKAD NAUK SSSR, V72

[10] KONONOVA MM, 1965, IZMENENIYE POCHV PRI