TY - BOOK AU - Ray,G.L TI - Extension communication and management SN - 9789327276541 U1 - 630.715 PY - 2017/// CY - Ludhiana PB - Kalyani Publishers KW - Extension communication KW - Extension management N1 - Extension concept principles scope -- Rural sociology and psychology -- Communication process -- Communication methods -- Audio-Visual aids -- Information technology -- Adoption and diffusion of innovations -- Systems of extension in India -- Programme planning -- Management of extension organization -- Rural youth and women -- Entrepreneurship development -- Changing focus of agricultural extension and advisory services -- Global warming and climate change -- Lifestyle education ER -