共 50 条
- [43] DETERMINATION OF MICROQUANTITIES OF CALCIUM BY X-RAY-FLUORESCENCE ANALYSIS CHEMICKE LISTY, 1972, 66 (10): : 1099 - &
- [47] DETERMINATION OF PPB ORTHOPHOSPHATE USING X-RAY-FLUORESCENCE ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1975, (169): : 110 - 111
- [50] X-RAY-FLUORESCENCE DETERMINATION OF TOTAL PHOSPHORUS IN SOILS ACTA AGRICULTURAE SCANDINAVICA, 1979, 29 (04): : 402 - 406