000
00452nam a22001937a 4500
015
_a
2049
041
_a
1
080
_a
631.45
_b
BEN
100
_a
Bennett, H.H.
245
_a
Soil Conservation
260
_a
Mcgraw-HILL BOOK COMPANY
_b
London
_c
1989
300
_a
993p.
_b
fig., ill.
650
_a
Agriculture
852
_a
4L4-2
999
_c
4058
_d
4058