共 17 条
[11]
SCHEFFER F, 1954, 5 T INT C SOIL SCI L, V1, P208
[12]
SCHNITZER M., 1968, Isotopes and Radiation in Soil Organic-Matter Studies. Proc. Symp. IAEA/FAO Vienna 1968., P41
[13]
SCHNITZER M., 1965, SOIL SCI SOC AMER PROC, V29, P274
[14]
Schnitzer M, 1972, HUMIC SUBSTANCES ENV, P57
[15]
SCHNITZER M, 1976, ENV BIOGEOCHEMISTRY, P89
[16]
SENESI N, IN PRESS