共 11 条
[2]
ALDRICH D. G., 1955, SOIL SCI SOC AMER PROC, V19, P42
[3]
BREMNER JM, 1965, METHODS SOIL ANALY 2, V9
[4]
RECOVERY OF NITROGEN OXIDES BY SILICA GEL
[J].
INDUSTRIAL AND ENGINEERING CHEMISTRY,
1951, 43 (04)
:986-992
[5]
HARDISON L C, 1970, Journal of the Air Pollution Control Association, V20, P377
[6]
HEILMAN M. D., 1965, SOIL SCI, V100, P409, DOI 10.1097/00010694-196512000-00006
[8]
NELSON EW, 1970, SOIL BIOL BIOCHEM, V2, P203
[10]
ROBINSON E, 1970, J AIR POLLUT CONTR A, V20, P302