00346nam a2200109Ia 4500008004100000082001500041245008800056260002700144300001000171600001600181650003900197130903s9999    xx            000 0 und d  a374:63  M8  aNational agricultural research, education and extension education systems in India.  aHyderabadbNAARMc1988  a302p.  aRaman, K.V.  aAgriculture,Agricultural extension