Action research in extension material and message development
Subtitle: the Striga problem of northern Ghana revisited
By: Patrik A. Fischer.
Contributors: Garu Agricultural Station.; Ghana. Ministry of Food and Agriculture.; Savanna Research Institute.; Supra-Regional Project Ecology and Management of Parasitic Weeds.
Series: Kommunikation und Beratung -- 27
Publisher: Margraf
Published: 1999
Place of publication: Weikersheim [Germany]
Language: eng
Number of pages: 253
Subjects: Witchweeds -- Control -- Ghana -- Citizen participation.; Witchweeds -- Control -- Ghana.; Traditional farming -- Ghana.
Notes: "Supra-Regional Project Ecology and Management of Parasitic Weeds gtz-UH."

"This volume is a result of research that has been initiated by the Supra Regional Project, Ecology and Management of Parasitic Weeds in conjunction with the Savanna Research Institute (SARI), the Ministry of Food and Agriculture (MoFA), and the Garu Agricultural Station"--P. 1.

Includes bibliographical references (p. 205-217)

Summary also in German.