00459nam a2200145Ia 4500008004100000020001800041082001800059100001800077245006400095260003900159300000800198650004100206650003400247653003200281170901s2013    xx            000 0 und d  a9789327228779  a630.717bM71T  aMondal, Sagar 0aText Book of Agricultural Extension With Global Innovations  aLudhianabKalyani Publishersc2013  a211  aAgriculture and related technologies  aTechnology (Applied sciences)  aAgricultural extension work