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Ballaux, J.C. ,  [Temperature and seedling emergence] ,  Temperature and seedling emergence

Rudat, H. ,  Ballaux, J.C. ,  Treharne, K.J. ,  [Light and water stress in maize cultivars in the lowland tropics] ,  Light and water stress in maize cultivars in the lowland tropics

Moorman, F.R. ,  Curfs, H.P. ,  Ballaux, J.C. ,  [Classification of conditions under which rice is grown in the tropics with special reference to mechanization in West Africa: Conference Conference Proceedings of Report on the Expert Consultation Meeting on the Mechanization of Rice Production, held at IITA, 10 14 June, 1974] ,  Classification of conditions under which rice is grown in the tropics with special reference to mechanization in West Africa: Conference Conference Proceedings of Report on the Expert Consultation Meeting on the Mechanization of Rice Production, held at IITA, 10 14 June, 1974