Gisneral Symposia (Section R)

• 1. [ unclear: ] and values of soil analysis (with Sections C, M, L1 and L3).
• Walker. T. W. The aims of soil analysis
• Gibbs. 11. S. Tlie pedological value of soil analysis.
• Davies, E. B. Soil ttiinlysis as a guide t o soil treatment
• Dubing, C. Pioblelns in the inteipietation of soil analysis
• 2. Geothermal Development
• See Section A
• Impact of subsitute foods m and [ unclear: ] , on New- Zealand's primary [ unclear: ] (wlth Sections F, H and L1).
• Mc.Meekan, C. P. general Introduction.
• Shortland, F. B. A. comparison of the chemical, physical atid nutritional qualities of butter and [ unclear: ]
• Brooker. S. G. The supply and treatment of vegetable oils for edibec perposes
• Melville. J. The wool fibie and its competitois
• Mc.Meekan. C. P. The efficiency of conversion of pastuie to butter aiid to wool
• 4 Insecticides (wlth Sections D ancl L3)
• Clark, P. J. C. Insecticide residues on [ unclear: ] .
• Lowe, A. D. Labolatory studies of the effect of two [ unclear: ] on the germination and early growth lucerne seed
• Harrison. R. A ToXlc ity of [ unclear: ] residues
• 5. Radio-active Dating.
• See Section A.
• 6 The Solid State.
• See Section A
• 7. Trace elements (with Sections L1 and L3)
• Lynch P. B. Past [ unclear: ] e response to trace elements.
• Cunnlngham I. J. molybdenum in animal health in New Zealand.
• Andrews E. D. factors influencing cobalt deficiency disease in young sheep
• Bolland. E. G. Trace element differences in [ unclear: ] c [ unclear: ] ops in New Zealand.
• Askew H. 0 Boron and magnesium difiences in tobacco and hops in New Zealand.
• Mcnaught. K. J. Trace element deficiencics in market garden crops.
• 8 Wood products (with Section K).
• Mackney, A. W. Structural materials. other than sawn timber, produced from wood.
• Carr, D. R. The presevation of timber for light building construction.