Progress in land evaluation: proceedings of a seminar on soil survey and land evaluation - Seminar on soil survey and land evaluation (1983 : Wageningen, Netherland); Haans, J. C. F. M.; Steur, G. G. L.; Heide, G.; Commission of the European communities cordination of agricultural research (Rotterdam: A. A. Balkema, 1984)
Keywords: Land use, Rural -- European economic community countries -- Planning -- Congresses; Land capability for agriculture -- European economic community countries -- Congresses; Soils -- European economic community countries -- Classification -- Congresses