共 11 条
- [2] ELEMENTAL ANALYSIS BY MEANS OF X-RAY ATTENUATION MEASUREMENTS [J]. NUCLEAR INSTRUMENTS & METHODS, 1980, 169 (03): : 551 - 555
- [3] CESAREO R, 1983, INT C APPL PHYS MED, P631
- [5] CRESTANA S, 1985, THESIS IFQSC U SAO P
- [7] FERRAZ E, 1974, THESIS ESALQ U SAO P
- [8] SYSTEMATIC AND RANDOM ERRORS IN DUAL GAMMA ENERGY SOIL BULK DENSITY AND WATER-CONTENT MEASUREMENTS [J]. SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1972, 36 (03): : 393 - &
- [9] HILLEL D, 1971, SOIL WATER PHYSICAL
- [10] MCCULLOUGH E C, 1975, Medical Physics (Woodbury), V2, P307, DOI 10.1118/1.594199