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2. ; Micronutrient soil tests. In Micronutrients in Agriculture (; ; , Eds), Soil Science Society of America, Madison, Wisconsin, USA, 1972, pp. 289–317.
3. Copper in agricultural crops. In Copper in the Environment. 1. Ecological Cycling (Ed.), Wiley Interscience, New York, 1979.
4. The analysis of agricultural materials. Technical Bulletin 27, Ministry of Agriculture, Fisheries and Food, HMSO, London, 1973.
5. ; Effects d'applications massives de boues de station d'épuration urbaines et monoculture de maïs. Action sur le rendement et la composition des plantes te sur quelques characteristiques du sol. Science du Sol, Bulletin de l'AFES No. 3, 1977.