共 14 条
[1]
Alexander M., 1977, INTRO SOIL MICROBIOL
[3]
BUSWELL AM, 1937, J AM WATER WORKS ASS, V29, P1978
[5]
CHRISTENSEN EJ, 1983, DPST83829 EID DEN CO, V1
[7]
FOURNELLE HJ, 1957, PUBLIC HLTH REP, V73, P203
[8]
HARVEY RW, 1987, US GEOLOGICAL SURVEY, pB29
[9]
PHELPS TJ, 1987, DPMS87162 EID DEN SA
[10]
Waksman S.A., 1927, PRINCIPLES SOIL MICR