000
00302nam a2200109Ia 4500
001
MPKV109968
008
120911s9999 xx 000 0 und d
082
_a
631.4
245
_a
Agricultural Systems Vol.16-18 Part No.1-4
_c
;
246
_a
Agricultural Systems
260
_a
Essex
_b
Applied Scie. Publ.
_c
1985
999
_c
73291
_d
73291