共 13 条
[2]
INTERCHANGE BETWEEN INORGANIC AND ORGANIC NITROGEN IN SOILS
[J].
HILGARDIA,
1966, 37 (06)
:165-&
[3]
REVERSION OF FERTILIZER NITROGEN IN SOILS
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1967, 31 (05)
:648-+
[7]
A TRACER STUDY OF NITROGEN BALANCE AND RESIDUAL NITROGEN AVAILABILITY WITH 12 SOILS
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1967, 31 (03)
:403-+
[8]
SMITH J. H., 1963, SOIL SCI, V96, P313, DOI 10.1097/00010694-196311000-00005