共 32 条
- [3] Anne P, 1945, ANN AGRON, V2, P162
- [4] FRACTIONATION AND CHARACTERIZATION OF NATURALLY OCCURRING ORGANO-CLAY COMPLEXES [J]. SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1966, 30 (06): : 731 - &
- [5] BREITMAIER E, 1978, MONOGRAPHS MODERN CH, V15, P247
- [6] MINERALIZABLE ORGANIC NITROGEN IN SOIL FRACTIONATED ACCORDING TO PARTICLE-SIZE [J]. JOURNAL OF SOIL SCIENCE, 1979, 30 (03): : 565 - 577
- [8] NITROGEN IN SOIL ORGANO-MINERAL SEDIMENTATION FRACTIONS [J]. SOIL SCIENCE, 1969, 107 (05) : 356 - +
- [9] CHOUDHRI M. B., 1957, SOIL SCI SOC AMER PROC, V21, P508
- [10] CARBON AND NITROGEN IN PARTICLE-SIZE FRACTIONS-ISOLATED FROM DANISH ARABLE SOILS BY ULTRASONIC DISPERSION AND GRAVITY-SEDIMENTATION [J]. ACTA AGRICULTURAE SCANDINAVICA, 1985, 35 (02): : 175 - 187