G. Düvel

发表

The Influence of Independent and Intervening Variables on Adoption of Recommended Maize Varieties in Tanzania

E. Rwambali, C. Msuya, G. Düvel, 2014 .

Purposes, goals and challenges regarding farmers' participation in agricultural extension services in Nkhotakota District, Malawi

G. Düvel, Dl Mwangwela, 2006 .

Sociocultural Constraints on Sustainable Cattle Production in Some Communal Areas of South Africa

D. Afful, G. Düvel, 1996 .

The incompatibility of controlled selective grazing systems with farmers’ needs

G. Düvel, H. Scholtz, 1992 .

THE ROLE OF INDEPENDENT AND INTERVENING VARIABLES IN MAIZE GROWERS' ADOPTION OF SEED SPACING IN THE NJOMBE DISTRICT OF TANZANIA

C. Msuya, G. Düvel, 2007 .

Towards a more situation appropriate and responsive extension approach for Ethiopia

G. Düvel, A. Habtemariam, 2004 .

MONITORING IN EXTENSION: FROM PRINCIPLES TO PRACTICAL IMPLEMENTATION

GH Düvel, G. Düvel, 2007 .

THE INFLUENCE OF DECENTRALIZATION ON EFFECTIVENESS OF EXTENSION ORGANIZATION IN OROMIA STATE, ETHIOPIA

G. Düvel, KB Jibba, 2008 .

The nature and determinants of opinion leadership in Lesotho

Rf Williams, G. Düvel, 2005 .