Inter-relationship of aluminium and manganese toxicities towards plants W. J. ReesG. H. Sidrak OriginalPaper Pages: 101 - 117
Effectiveness of some iron phosphates as sources of phosphorus for plants W. L. LindsayJ. D. De Ment OriginalPaper Pages: 118 - 126
Physiological factors limiting growth and yield ofOryza sativa under unflooded conditions S. T. SenewiratneD. S. Mikkelsen OriginalPaper Pages: 127 - 146
Molybdenum and the fixation of nitrogen inCasuarina andAlnus root nodules E. J. HewittG. Bond OriginalPaper Pages: 159 - 175
Effect of nutritional stress on plant composition V. V. RendigE. A. McComb OriginalPaper Pages: 176 - 186
The effect of colchicine and indolyl acetic acid on diploid and tetraploid strains of red and white clovers in aseptic and pot culture J. B. Weir OriginalPaper Pages: 187 - 196
Some striking observations on the occurrence of fungi in steamed glasshouse soil Jens Roll-Hansen Letter To The Editors Pages: 197 - 198