共 167 条
[42]
FIRESTONE MK, 1981, AGR ABSTR, P161
[43]
FIRESTONE MK, 1980, AGR ABSTR, P152
[44]
FLETCHER W. W., 1958, Phyton, V10, P129
[45]
Fox R. H., 1978, Science in Agriculture, V25, P14
[47]
EFFECT OF PH ON ENZYME STABILITY IN SOILS
[J].
SOIL BIOLOGY & BIOCHEMISTRY,
1982, 14 (05)
:433-437
[48]
FRINK CR, 1977, WATER AIR SOIL POLL, V7, P371, DOI 10.1007/BF00284132