共 17 条
- [1] ASHTON FL, 1969, J AGR SCI, V26, P239
- [2] Beckmann GG, 1960, SOILS LAND USE SERIE, V37
- [4] GREENWOOD DJ, 1962, PLANT SOIL, V17, P378
- [5] HAGIN J., 1955, BULL RES COUNC ISRAEL SECT B, V5, P98
- [6] KERESZTENY B., 1963, Mosonmagy. agrartud. Foisk. Kozl., V6, P19
- [7] NITRIFYING ORGANISMS AFFECTED BY CLIMATIC REGION IN WESTERN UNITED STATES [J]. SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1966, 30 (01): : 60 - +
- [8] NOMMIK H., 1956, Acta Agriculturae Scandinavica, V6, P195
- [9] PIPER CS, 1947, SOIL PLANT ANALYSIS
- [10] SOIL PARTICLE-SIZE FRACTIONS AND NITROGEN MINERALIZATION [J]. JOURNAL OF SOIL SCIENCE, 1967, 18 (01): : 109 - &