共 14 条
[1]
BREMNER JM, 1965, METHODS SOIL ANAL 2, V9, P1179
[2]
RECOVERY OF FERTILIZER NITROGEN UNDER FIELD CONDITIONS USING NITROGEN-15
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1967, 31 (01)
:50-&
[4]
DILZ K, 1960, 8 P INT GRASSLD C RE, P150
[5]
HARMSEN G. W., 1955, Advanc. Agron., V7, P299, DOI 10.1016/S0065-2113(08)60341-7
[6]
HARMSEN GW, 1965, SOIL NITROGEN AGRONO, V10, P43
[7]
LYON TL, 1923, AGRON J, V15, P457
[9]
EFFECT OF MOISTURE ON FERTILIZER NITROGEN IMMOBILIZATION IN GRASSLANDS
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1967, 31 (02)
:223-&
[10]
MINERALIZATION OF NITROGEN IN GRASS ROOTS
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1968, 32 (05)
:673-&