00354nam a22001217a 4500003000400000008004100004082001900045100001900064245004000083650004200123650003500165650003200200OSt231004b        |||||||| |||| 00| 0 eng d  a630.715 bS61E  aSingh, Ranjit   aExtension education/by Ranjit Singh  aAgriculture and related technologies   aTechnology (Applied sciences)   aAgricultural extension work