共 14 条
[11]
A review of the sulphur research activities of the ICAR AICRP micro-and secondary nutrients project. Singh M V et al. Sulphur in Agriculture . 1995
[12]
Use of soil-profile sulfate data for predicting crop reponse to sulfur.Soil Sci. Xoc. Hue NV and Cope JT Jr. Am.J . 1987
[13]
Studies on extraction and on availaboilty to plants of adsorbed plus soluble sulfate. Barrow NJ. Soil Science . 1967
[14]
Methods for the measurement of sulphur in plants and soil. Lisle L, W R, Anderson G and Blair G. Plant and Soil . 1994