000
00268nam a2200121Ia 4500
008
230108s9999 xx 000 0 und d
245
0
_a
Tillage Systems In The Tropics
260
_b
FAO
260
_c
1997
365
_b
450.00
650
_a
Engineering
942
_c
BK
999
_c
248905
_d
248905