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Conservation tillage in US agriculture : environmental, economic, and policy issues
Uri, Noel Dean, (1999)
Landnutzungssysteme und sozio-ökonomische Entwicklung : zur theoretischen Begründung komparativer Wirtschafts- und Sozialgeschichte
Hesse, Günter, (1991)
Energy investigations of different intensive rape seed rotations - a German case study
Moerschner, Ekkart Johannes, (2002)
Cash interflow in diversified agriculture : a farm level study in a selected area of Bangladesh
Islam, M. S., (1992)
The present status of baor fisheries in Bangladesh : an evaluation of government policies
Islam, M. Serajul, (1991)
An economic analysis of pond fish production in some areas of Bangladesh
Islam, M. Serajul, (1987)