共 50 条
- [44] CHEMICAL-STRUCTURE OF TERRESTRIAL HUMUS MATERIALS FORMED FROM DIFFERENT VEGETATION CHARACTERIZED BY SOLID-STATE C-13 NMR WITH CP-MAS TECHNIQUES JOURNAL OF SOIL SCIENCE, 1990, 41 (03): : 371 - 377
- [46] INVESTIGATION USING C-13 AND N-15 CP MAS NMR OF POTENTIAL SOLID-STATE TAUTOMERISM OF SOME INDOLINONES JOURNAL OF CRYSTALLOGRAPHIC AND SPECTROSCOPIC RESEARCH, 1991, 21 (01): : 51 - 55
- [50] Studies of organic materials in soils based on solid state cp/mas C-13 NMR. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1996, 212 : 94 - GEOC