000 00258nam a2200109Ia 4500
008 161118s2016 xx 000 0 und d
100 _aGeorge, R.T.
245 0 _aVegetable Seed Production
260 _aLondon
_bLongman
_c1985
300 _a318p
942 _2ddc
999 _c20290
_d20290