1. Baxter, P. and Belcher, R., The role of the bicarbonate ion in lime induced chlorosis. J. Australian Inst. Agr. Sci.21, 32?34 (1955).
2. Boixo, De., Experiments in the orange grove at Beld Cheraia (Morocco) with gypsum applied to correct damage caused by saline water. Compt. Rend.43, 38?47 (1957).
3. Bower, C. A., Swarner, L. R., Marsh, A. W., and Tileston, F. M., The improvement of an alkali soil by treatment with manure and chemical amendments. Oregon State Cal. Station Tech. Bull.22, 5?35 (1951).
4. Brown, J. C., Iron chlorosis. Ann. Rev. Plant Physiol.7, 171?189 (1956).
5. Brown, J. C., An evaluation of bicarbonate-induced iron chlorosis. Soil Sci.89, 246?247 (1960).