000
00324nam a2200145Ia 4500
008
130223s9999 xx 000 0 und d
245
_a
Drainage materials
260
_a
Rome
260
_b
FAO
260
_c
1972
300
_a
122 p.
440
_a
No. 9; FAO, Irrigation and Dra
901
_p
S152384
942
_c
B
_2
udc
999
_c
120209
_d
120209