00254nam a2200109Ia 4500082002400000100001600024245004400040260003600084300001400120500000500134700000500139  a338.10947bSa223.SA  aSane, G. D.  aSoviet agriculturebtrials and trimpuhs  aBombaybPopular Prakashanc1976  avi, 182p.  a  a