000
00268nam a2200121Ia 4500
008
180721s9999 xx 000 0 und d
100
_a
"Gustafson, A.F."
245
0
_a
Conservation of the soil
260
_b
Nil
260
_c
2011
365
_b
746.25
942
_c
BK
999
_c
144569
_d
144569