J. G. Vikan

• Detailed soil survey of Kateshi Coffee Scheme, extension "X", Kasama District, Northern Province
• Rapid reconnaissance soil survey of Lubwe I.R.D.P., Samfya District, Luapula Province
• Reconnaissance soil survey of Chief Chungu proposed State Land Block, Luwingu District, Northern Province
• Reconnaissance soil survey of Kanchibya State Farm, Mpika District, Northern Province
• Reconnaissance soil survey of the Chitoshi VAP area, Mporokoso District, Northern Province
• Reconnaissance soil survey of the V.A.P. Kayambi-Makasa area, Kasama East District, Northern Province
• Semi-detailed soil survey of Mbala State Ranch, southern part, Mbala District, Northern Province