000
00291nam a2200121Ia 4500
008
191031s9999 xx 000 0 und d
100
_a
Walden (David B) Ed
245
0
_a
Maize breeding and genetics
260
_b
Applied Science London
260
_c
1978
365
_b
49.25
942
_c
BK
999
_c
203643
_d
203643