共 14 条
[1]
CURRIE J. A., 1961, SOIL SCI, V92, P40, DOI 10.1097/00010694-196107000-00006
[2]
CZERKAWSKI JW, 1973, LAB PRACTICE, V20, P403
[9]
SMITH KA, 1973, 1972 AGR RES COUNC L, P53
[10]
SMITH KA, 1977, ADV CHROMATOGRAPHY, V15, P193