00510nam a22001697a 4500003000400000008004100004082001700045100002300062245013700085260003200222300001000254502001700264650001700281650002000298650001100318650001100329OSt260611b        |||||||| |||| 00| 0 eng d  a631.41bS48E  aSingh, Vidya Nand.  aEffect of Soil Applied Chlorinated (Gamma BHC) and Organophosphorus (Phorate) Insecticides on Persistence, Microfloral Prodection...  aPusa, SamastipurbRAUc1986  a174p.  bPh. D.d1986  aSoil Science  aCalcareous Soil  aThesis  aPh. D.