000
00313nam a2200121Ia 4500
008
220204s9999 xx 000 0 und d
082
_a
575:631.523
_b
COO
100
_a
Cooper, H D
245
0
_a
Broadening the genetic base of crop production
260
_a
UK
_b
CABI
_c
2001
650
_a
Crop genepools
942
_c
BK
999
_c
41970
_d
41970