共 50 条
- [1] EVALUATION OF EXPERIMENTAL-DATA OF N-15 TRACER TECHNIQUE IN MEDICINE ISOTOPENPRAXIS, 1984, 20 (03): : 87 - 90
- [5] A COMBINATION OF THERMAL ANALYSES AND N-15 TRACER TECHNIQUE FOR INVESTIGATION OF HUMIC ACIDS ZEITSCHRIFT FUR PFLANZENERNAHRUNG UND BODENKUNDE, 1993, 156 (04): : 317 - 321
- [7] N-15 TRACER STUDY OF N-TRANSLOCATION IN THE SOIL ARCHIV FUR ACKER UND PFLANZENBAU UND BODENKUNDE-ARCHIVES OF AGRONOMY AND SOIL SCIENCE, 1990, 34 (12): : 875 - 878
- [8] REVIEW AND SIMPLIFICATION OF CALCULATIONS IN N-15 TRACER STUDIES FERTILIZER RESEARCH, 1989, 20 (01): : 11 - 15