9 books found
by Aquic Conditions and Hydric Soils, the Problem Soils (1994 Seattle, Wash.), S. W. Sprecher
by Workshop on Plant Adaptation to Mineral Stress in Problem Soils Beltsville, Md. 1976.
by Seminar on the Ecology and Management of Problem Soils in Asia (1983 Bangkok, Thailand)
by Food and Agriculture Organization of the United Nations. Eastern African Sub-Committee for Soil Correlation and Land Evaluation.
by International Symposium on Distribution, Characteristics, and Utilization of Problem Soils (1981 Tsukuba Kenkyū Gakuen Toshi, Japan)