共 6 条
- [1] FISHER RA, 1964, STATISTICAL TABLES B
- [2] Murphy J., 1986, ANN CHEM ACTA, DOI 10.1016/S0003-2670(00)88444-5
- [3] OLSEN SR, 1954, 939 US DEP AGR CIRC
- [4] WATANABE F. S., 1965, SOIL SCI SOC AMER PROC, V29, P677
- [5] 1973, 1973 ADAS SCIENC ARM, P17
- [6] 1973, 27 MIN AGR FISH FOOD