The effectiveness of agricultural extension methodology
By: S.B.R. Nikahetiya ... [et al.].
Contributors: Nikahetiya, S. B. R.; Agrarian Research and Training Institute.
Series: Research study series / Agrarian Research and Training Institute ;; no. 24; Research study series (Agrarian Research and Training Institute) ;; no. 24.
Publisher: Agrarian Research and Training Institute
Published: 1977
Place of publication: Colombo
Language: eng
Number of pages: 33
Subjects: Agricultural extension work -- Sri Lanka -- Amparai (District) -- Evaluation.; Agricultural extension work -- Sri Lanka -- Amparai (District) -- Methodology.
Notes: Includes bibliographical references.