000 00325nam a2200121Ia 4500
008 130223s9999 xx 000 0 und d
245 _aResult of the first international durum yield nursery 1969-70
260 _aMexico
260 _c1972
440 _aNo. 2; Mexico, International M
901 _pS21219
942 _cB
_2udc
999 _c132226
_d132226