Tillage and residue management in rainfed agriculture: present and future trends Tillage and residue management in rainfed agriculture: present and future trends

by Unger, P.W. (Agricultural Research Service, Bushland, TX (USA). Conservation and Production Research Laboratory), 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 1990