00440nam a22001577i 4500001001000000005001700010008004100027082002200068100001500090245004900105250001000154260006600164300001700230650001700247020001800264SXC03106720260819093859.0260101s2000    ii            000 0 eng d  a631.43 KOL-B2222  aKolay, A K10aBasic concepts of soil science /cKolay, A K  a2 ed.  abNew Age International (P) Ltd. Publishers, New Delhi,c2000  ap. ;c22 cm. 0aSoil physics  a9788122404906