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9Drought spells and risk in terms of crop production in Africa Drought spells and risk in terms of crop production in Africaby Ahn, P.M., International Board for Soil Research and Management, Bangkok (Thailand) eng, Regional Workshop of the AFRICALAND Programme eng 9-15 Jan 1990 3 Antananarivo (Madagascar), Pushparajah, E. (ed.), Latham, M. (ed.), Elliott, C.R. (ed.), Ministry of Scientific Research and Development Techniques, Antananarivo (Madagascar) eng, National Centre of Applied Research for Rural Development, Antananarivo (Madagascar) eng
Published 1990Texto bibliotecaFAO IT -
10No tillage, minimum tillage, and their influence on soil physical properties No tillage, minimum tillage, and their influence on soil physical propertiesby Ahn, P.M., International Board for Soil Research and Management, Bangkok (Thailand) eng, Regional Workshop of the AFRICALAND Programme eng 9-15 Jan 1990 3 Antananarivo (Madagascar), Hintze, B., Pushparajah, E. (ed.), Latham, M. (ed.), Elliott, C.R. (ed.), Ministry of Scientific Research and Development Techniques, Antananarivo (Madagascar) eng, National Centre of Applied Research for Rural Development, Antananarivo (Madagascar) eng
Published 1990Texto bibliotecaFAO IT