@INPROCEEDINGS {MOORMANN:1975a, title = {Classification of conditions under which rice is grown in the tropics with special reference to mechanization in West Africa: proceedings of Report on the Expert Consultation Meeting on the Mechanization of Rice Production, held at IITA, 10 - 14 June, 1974}, author = {Moormann, F. R. and Curfs, H. P. and Ballaux, J. C. }, booktitle = {Report on the Expert Consultation Meeting on the Mechanization of Rice Production, held at the International Institute of Tropical Agriculture, 10 - 14 June, 1974}, year = {1975}, month = {June}, pages = {55--60}, }