共 16 条
- [2] DETERMINATION OF IRON BY ULTRAVIOLET SPECTROPHOTOMETRY [J]. ANALYTICAL CHEMISTRY, 1956, 28 (04) : 459 - 462
- [4] BOWEN H. J. M., 1964, SOIL SCI, V98, P358, DOI 10.1097/00010694-196412000-00002
- [5] BREMNER J. M., 1955, J. agric. Set., V46, P320
- [10] RAPID DETERMINATION OF NITRATES AND NITRITES [J]. ANALYTICAL CHEMISTRY, 1954, 26 (06) : 1081 - 1085