00457nam a22001577a 4500003000400000008004100004082001600045100002200061245009400083260003200177300001000209502001600219650004200235650001100277650001100288OSt260612b        |||||||| |||| 00| 0 eng d  a631.4bP74C  aPrasad, Sheo Nath  aCharacteristics and Genesis of Amorphous Materials of Some Important Soil Groups of Bihar  aPusa, SamastipurbRAUc1991  a102P.  bPh.D.d1991  aSoil Science & Agricultural Chemistry  aPh.D.   aThesis