| VOLUME 3 | |
| Editorial | |
| A W R Joachim – A portrait | |
| A W R Joachim – A Biographical Note. F S C P Kalpage |
3 |
| Joachim and the development of Soil Science in Sri Lanka. Mervyn W Thenabadu |
7 |
| Contributions to Food Science and Technology by Joachim - A Review Mervyn Pulle |
16 |
| Management of the Red-Yellow Latasols of Sri Lanka. K. A. de Alwis |
29 |
| Management Problems of the Ultisols with Special Reference to the Cultivation of Hevea. C. G. Silva |
38 |
| The Use of Eppawela Apatite for Tea in Sri Lanka. S. Sivasubramaniam, K. Wickremasinghe and S. Ayadurai |
45 |
| Some Notes on the Timing of Potash Fertilization of Rice. (Nitrogen – Potash Balance in Rice Nutrition) H. R. von Uexkull |
55 |
| The N : K Balance in Mineral Fertilization. H. Bruchholz |
64 |
| The Neutron Moisture Probe : An Aid to More Efficient Water Use in Agriculture. G. W. Gee |
75 |
| A System for Grouping Soils According to Their Swelling Properties. N. S. Jayawardane |
83 |