000
00302nam a22001217a 4500
003
OSt
008
230606b |||||||| |||| 00| 0 eng d
082
_a
631.62
_b
F60D
100
_a
F.A.O
245
_a
Irrigation & Drainage Paper- 6 ( Drainage of Heavy Soils )
260
_b
F.A.O
_c
1972
942
_2
ddc
_c
BK
999
_c
27160
_d
27160