共 50 条
- [22] HUMUS COMPOSITION OF FOREST SOILS ON SAND DUNES IN LITHUANIA SOVIET SOIL SCIENCE-USSR, 1969, (04): : 508 - &
- [24] CHANGES IN CONTENT AND COMPOSITION OF HUMUS IN SEPARATES OF SOILS OF KIRGHIZIA SOVIET SOIL SCIENCE, 1977, 9 (03): : 302 - 311
- [25] HUMUS CONTENT AND ITS COMPOSITION IN SEPARATES OF MOLDAVIAN SOILS SOVIET SOIL SCIENCE-USSR, 1965, (10): : 1194 - &
- [26] CONTENT AND COMPOSITION OF HUMUS IN THE ARID ALLUVIAL SOILS OF PERU SOVIET SOIL SCIENCE, 1982, 14 (05): : 47 - 53
- [29] HUMUS CONTENT AND COMPOSITION IN RECLAIMED SOILS OF CZECHOSLOVAKIAN SOCIALIST REPUBLIC SOVIET SOIL SCIENCE-USSR, 1966, (08): : 899 - &
- [30] CONTENT AND COMPOSITION OF HUMUS IN SOILS UNDER INTENSE AGRICULTURAL USE SOVIET SOIL SCIENCE, 1980, 12 (03): : 306 - 317