000 00412nam a2200133Ia 4500
008 151015s9999 xx 000 0 und d
020 _a9251026106
245 _aHybrid seed production of selected cereal oil and vegetable crops
260 _c1987
300 _av 367p.
500 _aFAO plant production and protection paper no- 82
700 _aFeistritzer, Walther P. ; Kelly, A. Fenwick
942 _cFAO
_2udc
999 _c24625
_d24625