00324nam a22001457a 4500 OSt NA 0 22 631.451 Tripathi, R. P. and Sing, H. P. Soil erosion and conservation / New Age, c1998. 305p. ; ill. ; ddc CIVIL 5341 5341 0 0 ddc 0 1 REF LIB001 LIB001 2015-03-27 130.00 0 631.451 2843 2015-03-27 00:00:00 1 310.00 2015-03-27 CIVIL