Ökonomische Aspekte der Partizipation in ländlichen Entwicklungsvorhaben traditioneller afrikanischer Kleinbauerngesellschaften

The impact of CAP reform and of fertilizer levies on agriculture and the environment : a regional assessment of the European Union

Becker, Heinrich Christoph, (1995)

Phosphor-, Kalium- und Stickstoffbilanzen in landwirtschaftlichen Betriebssystemen der Bundesrepublik Deutschland von 1977/78 - 1989/90

Becker, Heinrich Christoph, (1991)

Socio-economic aspects of energy production from agricultural resources : literature on regional, sectoral and macro-economic evaluation of energy production from agricultural resources in Austria, Denmark, Federal Republic of Germany, Sweden and Switzerland ; bibliography

Becker, Heinrich Christoph, (1988)