共 50 条
- [41] CHARACTERISTICS OF ACID-EXTRACTABLE ORGANIC-MATTER FRACTION FROM VARIOUS SOILS JARQ-JAPAN AGRICULTURAL RESEARCH QUARTERLY, 1982, 16 (01): : 19 - 23
- [42] PARAMAGNETIC ACTIVITY OF ORGANIC-MATTER IN SOME SOILS SOVIET SOIL SCIENCE, 1984, 16 (06): : 82 - 88
- [43] PRODUCTION OF ORGANIC-MATTER IN LAKE KURILSKOYE ZHURNAL OBSHCHEI BIOLOGII, 1979, 40 (05): : 689 - 697
- [44] MICROBIOLOGICAL AND BIOCHEMICAL CHARACTERISTICS OF AGRICULTURAL SOILS .2. RELATIONS TO THE ORGANIC-MATTER CONTENT ZEITSCHRIFT FUR PFLANZENERNAHRUNG UND BODENKUNDE, 1984, 147 (04): : 467 - 475
- [45] RADIOCARBON DATING OF SOIL ORGANIC-MATTER IN ISRAEL SOILS ISRAEL JOURNAL OF AGRICULTURAL RESEARCH, 1972, 22 (03): : 154 - &
- [49] CONTENT AND COMPOSITION OF ORGANIC-MATTER IN SOILS OF MESOPOTAMIA (IRAQ) SOVIET SOIL SCIENCE, 1973, 5 (03): : 382 - 382
- [50] ORGANIC-MATTER AND WATER-STABLE AGGREGATES IN SOILS JOURNAL OF SOIL SCIENCE, 1982, 33 (02): : 141 - 163