共 41 条
[21]
HUC AY, 1974, B ENSAIA NANCY, V16, P59
[22]
HUC AY, IN PRESS
[24]
ISHIWATARI R, 1970, 5TH P INT M ORG GEOC
[25]
ISHIWATARI R, 1972, P INT M HUMIC SUBSTA
[26]
Klingebiel A., 1975, Bulletin Inst Geol Bassin Aquitaine, VNo. 17,1975, P101
[27]
KONONOVA HH, 1966, SOIL ORGANIC MATTER
[28]
MATTHES G, 1968, BRGM58 MEM, P327
[29]
MURPHY MTJ, 1969, ANALYTICAL METHODS O, P74
[30]
NISSENBAUM A, 1972, GEOCHIM COSMOCHIM AC, V36, P709