共 18 条
[3]
FLACH KW, 1973, 4TH INT WORK M SOIL
[5]
Hallmark C. T., 1982, AGRONOMY, V9, P263
[6]
HEIN JR, 1978, SEDIMENTOLOGY, V25, P144
[7]
CRISTOBALITE AND QUARTZ ISOLATION FROM SOILS AND SEDIMENTS BY HYDROFLUOSILICIC ACID TREATMENT AND HEAVY LIQUID SEPARATION
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1972, 36 (05)
:830-+
[8]
Iler R. K., 1979, CHEM SILICA
[9]
Jones J.B., 1972, J GEOL SOC AUST, V18, P419, DOI 10.1080/00167617208728780
[10]
Jones J.B., 1971, J GEOL SOC AUST, V18, P57, DOI [10.1080/00167617108728743, DOI 10.1080/00167617108728743]