共 22 条
[1]
BREAKDOWN OF DICYANDIAMIDE IN QUARTZ SAND AND SOILS
[J].
ZEITSCHRIFT FUR PFLANZENERNAHRUNG UND BODENKUNDE,
1979, 142 (06)
:778-785
[2]
AMBERGER A, 1979, LANDWIRT FORSCH, V32, P409
[3]
Amberger A., 1981, Technical workshop on dicyandiamide, P3
[4]
TRANSFORMATION AND EFFECT OF UREADICYANDIAMIDE AND AMMONIUM SULFATE-DICYANDIAMIDE PRODUCTS WITH RYEGRASS AND RICE
[J].
ZEITSCHRIFT FUR PFLANZENERNAHRUNG UND BODENKUNDE,
1978, 141 (05)
:553-566
[5]
Black C.A., 1965, METHODS SOIL ANAL, V1st, P1149, DOI DOI 10.2134/AGRONMONOGR9.2.C32
[6]
Bock B. R., 1981, Technical workshop on dicyandiamide, P25
[7]
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-&
[8]
BREMNER JM, 1986, BIOL FERT SOILS, V2, P173, DOI 10.1007/BF00260840
[9]
SIMPLE TITRIMETRIC METHOD FOR DETERMINATION OF INORGANIC CARBON IN SOILS
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1972, 36 (02)
:273-&