00490nam a22001817a 4500003000400000008004100004020001800045082002200063100000900085245005100094260003300145300001200178650003400190650004100224650001600265650001400281650001300295OSt251114b |||||||| |||| 00| 0 eng d a9788171642076 a630.7170202bI15H aICAR aHandbook of Agricultural Extension / cby ICAR a.- New Delhib: ICARc, 2024 av,860p. aTechnology (Applied Sciences) aAgriculture and Related Technologies aAgriculture aExtension aHandbook