HUMIC SOIL AND COAL STRUCTURE STUDY WITH MAGIC-ANGLE SPINNING C-13 CP-NMR

[1] POSSIBLE RELATIONSHIP BETWEEN SOIL FULVIC ACID AND POLYMALEIC ACID [J]. NATURE, 1976, 260 (5552) : 597 - 597

[2] CROSS-POLARIZATION C-13 NMR-SPECTROSCOPY OF WHOLE SOILS [J]. NATURE, 1980, 286 (5773) : 585 - 587

[3] BARTLE KD, 1972, REV PURE APPL CHEM, V22, P79

[4] OBSERVATIONS IN SOLID POLYETHYLENES BY C-13 NUCLEAR MAGNETIC-RESONANCE WITH MAGIC ANGLE SAMPLE SPINNING [J]. MACROMOLECULES, 1979, 12 (04) : 762 - 767

[5] FELBECK G. T., 1965, ADVANCE AGRON, V17, P327, DOI 10.1016/S0065-2113(08)60417-4

[6] GIVEN PH, 1960, FUEL, V39, P147

[7] CHEMICAL-STRUCTURE OF HUMIC SUBSTANCES [J]. NATURE, 1977, 270 (5639) : 709 - 710

[8] Hatcher P.G., 1980, ORG GEOCHEM, V2, P87, DOI [DOI 10.1016/0146-6380(80)90024-8, 10.1016/0146-6380(80)90024-8]

[9] KONONOVA MM, 1976, SOIL ORGANIC MATTER, P73

[10] LEVY GC, 1976, CARBON 13 NUCLEAR MA

[1] POSSIBLE RELATIONSHIP BETWEEN SOIL FULVIC ACID AND POLYMALEIC ACID [J]. NATURE, 1976, 260 (5552) : 597 - 597

[2] CROSS-POLARIZATION C-13 NMR-SPECTROSCOPY OF WHOLE SOILS [J]. NATURE, 1980, 286 (5773) : 585 - 587

[3] BARTLE KD, 1972, REV PURE APPL CHEM, V22, P79

[4] OBSERVATIONS IN SOLID POLYETHYLENES BY C-13 NUCLEAR MAGNETIC-RESONANCE WITH MAGIC ANGLE SAMPLE SPINNING [J]. MACROMOLECULES, 1979, 12 (04) : 762 - 767

[5] FELBECK G. T., 1965, ADVANCE AGRON, V17, P327, DOI 10.1016/S0065-2113(08)60417-4

[6] GIVEN PH, 1960, FUEL, V39, P147

[7] CHEMICAL-STRUCTURE OF HUMIC SUBSTANCES [J]. NATURE, 1977, 270 (5639) : 709 - 710

[8] Hatcher P.G., 1980, ORG GEOCHEM, V2, P87, DOI [DOI 10.1016/0146-6380(80)90024-8, 10.1016/0146-6380(80)90024-8]

[9] KONONOVA MM, 1976, SOIL ORGANIC MATTER, P73

[10] LEVY GC, 1976, CARBON 13 NUCLEAR MA