000 00449nam a2200145Ia 4500
082 _a631.3/VAN
100 _aVan Breukelen, E.W.M
245 _aPseudogamic production of dihaploids and monoploids in solanum tuberosum and some related species
260 _bCentre for Agricultural Publishing and Documentation
_aWageningen
_c1981
300 _a121
650 _aHaploidy
650 _aParthenogenesis in plants
901 _a1958
942 _2ddc
_cBK
999 _c1707
_d1707