共 10 条
[1]
ANDERSON DW, 1972, THESIS U SASKATCHEWA
[5]
KYUMA K., 1969, Soil and Plant Food, V15, P149
[7]
MITCHELL HL, 1972, J ASSOC OFF ANA CHEM, V55, P1
[8]
OBSERVATIONS ON THE DETERMINATION OF TOTAL ORGANIC PHOSPHORUS IN SOILS
[J].
JOURNAL OF SOIL SCIENCE,
1955, 6 (02)
:254-267
[10]
TABATABAI M A, 1970, Soil Science Society of America Proceedings, V34, P62