00425nam a22001337a 4500003000400000005001700004008004100021100002300062245006700085260003800152300001000190650006300200700002800263OSt20181222162634.0181222b        xxu||||| |||| 00| 0 eng d  aManoharan, Muthiah  aAgricultural extensioncBy Muthiah Manoharan and R.Arunachalam  aMumbaibHimalaya Publishingc2003  a317p.  aAgricultural extension, Extension methods, Rural Sociology  aArunachalam, R.,jt.auth