共 33 条
[1]
BARR AJ, 1976, USERS GUIDE SAS
[2]
Bremner J.M., 1965, METHODS SOILS ANAL P, P1324, DOI DOI 10.1007/S10661-021-09106-X
[4]
DETERMINATION AND ISOTOPE-RATIO ANALYSIS OF DIFFERENT FORMS OF NITROGEN IN SOILS .3. EXCHANGEABLE AMMONIUM NITRATE AND NITRITE BY EXTRACTION-DISTILLATION METHODS
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1966, 30 (05)
:577-&
[6]
Dahnke W.C., 1973, SOIL TESTING PLANT A, P97
[7]
FILHO FSR, 1981, THESIS MISSISSIPPI S
[9]
FOX RH, PA AGR EXP STN B, V843
[10]
GIANELLO C, 1985, AGR ABSTR