共 50 条
- [1] USE OF FOREST LITTER CHARACTERISTICS FOR ESTIMATING THE HUMUS STATUS OF SOILS SOVIET SOIL SCIENCE, 1987, 19 (04): : 60 - 66
- [2] RAPID METHOD OF DETERMINING HUMUS CONTENT IN SOILS DOKLADY SOIL SCIENCE USSR, 1966, (13S): : 1536 - &
- [4] POSSIBILITY OF DETERMINING HUMUS CONTENT OF SALINE SOILS BY TYURINS METHOD DOKLADY SOIL SCIENCE USSR, 1966, (13S): : 1555 - &
- [7] THE INVESTIGATION OF HUMUS IN SOILS BY THEIR COLOR DOKLADY AKADEMII NAUK SSSR, 1982, 263 (04): : 988 - 990