共 33 条
[1]
ARONOFF S, 1950, ARCH BIOCHEM, V28, P424
[2]
BARTHOLOMEW W. V., 1941, IOWA STATE COLL JOUR SCI, V15, P253
[5]
A REVIEW OF RECENT WORK ON SOIL ORGANIC MATTER .1.
[J].
JOURNAL OF SOIL SCIENCE,
1951, 2 (01)
:67-82
[6]
CONREY GW, 1948, 78 OH AGR EXP STA SP