共 21 条
- [3] Chapman H D, 1961, METHODS ANAL SOIL PL, P150
- [7] EPSTEIN E, 1976, MINERAL NUTRITION PL
- [8] PHYTOTOXIC SUBSTANCES EXTRACTED FROM SOIL [J]. SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1966, 30 (02): : 214 - +
- [10] HOAGLAND DR, 1950, CALIF AGR EXP STN CI, V347